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IDSA panel updates guidelines on COVID molecular diagnostic tests
Saliva spit tests stack up well against the gold standard for molecular COVID-19 tests – the back-of-the-nose deep swab – without the discomfort and induced coughing or sneezing of the test taker, updated guidelines indicate.
In a press briefing on Jan. 6, the Infectious Diseases Society of America explained the findings of an expert panel that reviewed the literature since the IDSA released its first guidelines in May.
The panel found that saliva tests were especially effective if the test included instructions to cough or clear the throat before spitting into the tube, said panel chair Kimberly E. Hanson, MD, MHS, of University of Utah Health, Salt Lake City.
Throat swab alone less effective
Using a throat swab alone was less effective and missed more cases than the other methods, she said.
The IDSA has updated its recommendation: A saliva test or swabs from either the middle or front of the nose front are preferred to a throat swab alone.
A combination of saliva and swabs from the front and middle of the nose and throat together “looked pretty much equivalent” to the gold-standard deep swab, the panel found.
She acknowledged, however, that multiple swabs exacerbate already challenging supply issues.
Saliva samples do come with challenges, Dr. Hanson noted. A laboratory must validate that its systems can handle the stickier material. And asking a patient to cough necessitates more personal protective equipment for the health care professional.
Each center will have to tailor the specimen type it chooses, based on what resources it has available and the setting – whether in a hospital or a drive-through operation, for instance, she said.
Rapid testing vs. standard
Panel member Angela M. Caliendo, MD, PhD, of Brown University, Providence, R.I., said the panel preferred rapid polymerase chain reaction tests and standard, laboratory-based PCR tests over a rapid isothermal test.
The panel defined rapid tests as those for which results are available within an hour after a test provider has the specimen in hand. They excluded home tests for this category.
The only rapid isothermal test that had enough data on which to issue a recommendation was the ID NOW test (Abbott Labs), she noted.
Rapid PCR tests performed just as well as the standard laboratory-based tests, she said, with a high sensitivity of “97% on average and a very high specificity.”
But the rapid isothermal test had an average sensitivity of only about 80%, compared with the lab-based PCR test, Dr. Caliendo said, yielding a substantial number of false-negative results.
Testing centers will have to weigh the considerable advantages of having results in 15 minutes with a rapid isothermal test and being able to educate positive patients about immediate isolation against the potential for false negatives, which could send positive patients home thinking they don’t have the virus – and thus potentially spreading the disease.
And if a clinician gets a negative result with the rapid isothermal test, but has a strong suspicion the person has COVID or lives in an area with high prevalence, a backup test with a rapid PCR or laboratory-based test should be administered.
“You will miss a certain percentage of people using this rapid isothermal test,” she said.
However, Dr. Caliendo said, if the only available option is the isothermal test, “you should definitely use it because it’s certainly better than not testing at all.”
On a positive note, she said, all the varieties of tests have high specificity, so “you’re not going to see a lot of false-positive results.”
The guidelines back in May didn’t make recommendations on rapid tests, she said, because there weren’t enough data in the literature.
Dr. Caliendo noted that most of the available data were for symptomatic patients, but there are some data that show the amount of virus in the respiratory tract is similar for people with and without symptoms. The panel, therefore, expects that the performance of the various assays would be similar whether or not a person had symptoms.
Testing the immunocompromised
Dr. Hanson said the original recommendation in May was to do molecular testing for asymptomatic people who were awaiting a transplant or were waiting to start immunosuppressive therapy for cancer or an autoimmune disease. Now the current guidelines “make no recommendation for or against screening” in those cases.
Dr. Hanson added that the panel feels that patients awaiting bone marrow and solid organ transplants should have the testing because of the high risks that will result if patients have contracted the virus.
But for those with cancer or an autoimmune disease, the panel decided to leave it up to each physician to assess individual risk and determine whether the patient should be tested.
Home testing
The IDSA guidelines didn’t weigh in on home testing because the products are so new and studies so far have included fewer than 200 patients. But Dr. Caliendo said they clearly perform better earlier in the disease phase – the first 5-7 days – when the amount of the virus is higher.
Dr. Hanson and Dr. Caliendo also fielded a question about what the new virus variant, first discovered in the United Kingdom and now spreading to other countries (including the United States) means for diagnostic testing.
“So far we think with the majority of tests that are [emergency use] authorized, it doesn’t look like this new variant should really affect test performance,” Dr. Hanson said.
The variant has differences in the spike gene, and many of the current tests detect and identify SARS-CoV-2 without the spike gene so they wouldn’t be affected, she added.
Dr. Caliendo agreed: “I think the vast majority of our tests should be in good shape.”
Dr. Hanson and Dr. Caliendo disclosed no relevant financial relationships.
A version of this article first appeared on Medscape.com.
Saliva spit tests stack up well against the gold standard for molecular COVID-19 tests – the back-of-the-nose deep swab – without the discomfort and induced coughing or sneezing of the test taker, updated guidelines indicate.
In a press briefing on Jan. 6, the Infectious Diseases Society of America explained the findings of an expert panel that reviewed the literature since the IDSA released its first guidelines in May.
The panel found that saliva tests were especially effective if the test included instructions to cough or clear the throat before spitting into the tube, said panel chair Kimberly E. Hanson, MD, MHS, of University of Utah Health, Salt Lake City.
Throat swab alone less effective
Using a throat swab alone was less effective and missed more cases than the other methods, she said.
The IDSA has updated its recommendation: A saliva test or swabs from either the middle or front of the nose front are preferred to a throat swab alone.
A combination of saliva and swabs from the front and middle of the nose and throat together “looked pretty much equivalent” to the gold-standard deep swab, the panel found.
She acknowledged, however, that multiple swabs exacerbate already challenging supply issues.
Saliva samples do come with challenges, Dr. Hanson noted. A laboratory must validate that its systems can handle the stickier material. And asking a patient to cough necessitates more personal protective equipment for the health care professional.
Each center will have to tailor the specimen type it chooses, based on what resources it has available and the setting – whether in a hospital or a drive-through operation, for instance, she said.
Rapid testing vs. standard
Panel member Angela M. Caliendo, MD, PhD, of Brown University, Providence, R.I., said the panel preferred rapid polymerase chain reaction tests and standard, laboratory-based PCR tests over a rapid isothermal test.
The panel defined rapid tests as those for which results are available within an hour after a test provider has the specimen in hand. They excluded home tests for this category.
The only rapid isothermal test that had enough data on which to issue a recommendation was the ID NOW test (Abbott Labs), she noted.
Rapid PCR tests performed just as well as the standard laboratory-based tests, she said, with a high sensitivity of “97% on average and a very high specificity.”
But the rapid isothermal test had an average sensitivity of only about 80%, compared with the lab-based PCR test, Dr. Caliendo said, yielding a substantial number of false-negative results.
Testing centers will have to weigh the considerable advantages of having results in 15 minutes with a rapid isothermal test and being able to educate positive patients about immediate isolation against the potential for false negatives, which could send positive patients home thinking they don’t have the virus – and thus potentially spreading the disease.
And if a clinician gets a negative result with the rapid isothermal test, but has a strong suspicion the person has COVID or lives in an area with high prevalence, a backup test with a rapid PCR or laboratory-based test should be administered.
“You will miss a certain percentage of people using this rapid isothermal test,” she said.
However, Dr. Caliendo said, if the only available option is the isothermal test, “you should definitely use it because it’s certainly better than not testing at all.”
On a positive note, she said, all the varieties of tests have high specificity, so “you’re not going to see a lot of false-positive results.”
The guidelines back in May didn’t make recommendations on rapid tests, she said, because there weren’t enough data in the literature.
Dr. Caliendo noted that most of the available data were for symptomatic patients, but there are some data that show the amount of virus in the respiratory tract is similar for people with and without symptoms. The panel, therefore, expects that the performance of the various assays would be similar whether or not a person had symptoms.
Testing the immunocompromised
Dr. Hanson said the original recommendation in May was to do molecular testing for asymptomatic people who were awaiting a transplant or were waiting to start immunosuppressive therapy for cancer or an autoimmune disease. Now the current guidelines “make no recommendation for or against screening” in those cases.
Dr. Hanson added that the panel feels that patients awaiting bone marrow and solid organ transplants should have the testing because of the high risks that will result if patients have contracted the virus.
But for those with cancer or an autoimmune disease, the panel decided to leave it up to each physician to assess individual risk and determine whether the patient should be tested.
Home testing
The IDSA guidelines didn’t weigh in on home testing because the products are so new and studies so far have included fewer than 200 patients. But Dr. Caliendo said they clearly perform better earlier in the disease phase – the first 5-7 days – when the amount of the virus is higher.
Dr. Hanson and Dr. Caliendo also fielded a question about what the new virus variant, first discovered in the United Kingdom and now spreading to other countries (including the United States) means for diagnostic testing.
“So far we think with the majority of tests that are [emergency use] authorized, it doesn’t look like this new variant should really affect test performance,” Dr. Hanson said.
The variant has differences in the spike gene, and many of the current tests detect and identify SARS-CoV-2 without the spike gene so they wouldn’t be affected, she added.
Dr. Caliendo agreed: “I think the vast majority of our tests should be in good shape.”
Dr. Hanson and Dr. Caliendo disclosed no relevant financial relationships.
A version of this article first appeared on Medscape.com.
Saliva spit tests stack up well against the gold standard for molecular COVID-19 tests – the back-of-the-nose deep swab – without the discomfort and induced coughing or sneezing of the test taker, updated guidelines indicate.
In a press briefing on Jan. 6, the Infectious Diseases Society of America explained the findings of an expert panel that reviewed the literature since the IDSA released its first guidelines in May.
The panel found that saliva tests were especially effective if the test included instructions to cough or clear the throat before spitting into the tube, said panel chair Kimberly E. Hanson, MD, MHS, of University of Utah Health, Salt Lake City.
Throat swab alone less effective
Using a throat swab alone was less effective and missed more cases than the other methods, she said.
The IDSA has updated its recommendation: A saliva test or swabs from either the middle or front of the nose front are preferred to a throat swab alone.
A combination of saliva and swabs from the front and middle of the nose and throat together “looked pretty much equivalent” to the gold-standard deep swab, the panel found.
She acknowledged, however, that multiple swabs exacerbate already challenging supply issues.
Saliva samples do come with challenges, Dr. Hanson noted. A laboratory must validate that its systems can handle the stickier material. And asking a patient to cough necessitates more personal protective equipment for the health care professional.
Each center will have to tailor the specimen type it chooses, based on what resources it has available and the setting – whether in a hospital or a drive-through operation, for instance, she said.
Rapid testing vs. standard
Panel member Angela M. Caliendo, MD, PhD, of Brown University, Providence, R.I., said the panel preferred rapid polymerase chain reaction tests and standard, laboratory-based PCR tests over a rapid isothermal test.
The panel defined rapid tests as those for which results are available within an hour after a test provider has the specimen in hand. They excluded home tests for this category.
The only rapid isothermal test that had enough data on which to issue a recommendation was the ID NOW test (Abbott Labs), she noted.
Rapid PCR tests performed just as well as the standard laboratory-based tests, she said, with a high sensitivity of “97% on average and a very high specificity.”
But the rapid isothermal test had an average sensitivity of only about 80%, compared with the lab-based PCR test, Dr. Caliendo said, yielding a substantial number of false-negative results.
Testing centers will have to weigh the considerable advantages of having results in 15 minutes with a rapid isothermal test and being able to educate positive patients about immediate isolation against the potential for false negatives, which could send positive patients home thinking they don’t have the virus – and thus potentially spreading the disease.
And if a clinician gets a negative result with the rapid isothermal test, but has a strong suspicion the person has COVID or lives in an area with high prevalence, a backup test with a rapid PCR or laboratory-based test should be administered.
“You will miss a certain percentage of people using this rapid isothermal test,” she said.
However, Dr. Caliendo said, if the only available option is the isothermal test, “you should definitely use it because it’s certainly better than not testing at all.”
On a positive note, she said, all the varieties of tests have high specificity, so “you’re not going to see a lot of false-positive results.”
The guidelines back in May didn’t make recommendations on rapid tests, she said, because there weren’t enough data in the literature.
Dr. Caliendo noted that most of the available data were for symptomatic patients, but there are some data that show the amount of virus in the respiratory tract is similar for people with and without symptoms. The panel, therefore, expects that the performance of the various assays would be similar whether or not a person had symptoms.
Testing the immunocompromised
Dr. Hanson said the original recommendation in May was to do molecular testing for asymptomatic people who were awaiting a transplant or were waiting to start immunosuppressive therapy for cancer or an autoimmune disease. Now the current guidelines “make no recommendation for or against screening” in those cases.
Dr. Hanson added that the panel feels that patients awaiting bone marrow and solid organ transplants should have the testing because of the high risks that will result if patients have contracted the virus.
But for those with cancer or an autoimmune disease, the panel decided to leave it up to each physician to assess individual risk and determine whether the patient should be tested.
Home testing
The IDSA guidelines didn’t weigh in on home testing because the products are so new and studies so far have included fewer than 200 patients. But Dr. Caliendo said they clearly perform better earlier in the disease phase – the first 5-7 days – when the amount of the virus is higher.
Dr. Hanson and Dr. Caliendo also fielded a question about what the new virus variant, first discovered in the United Kingdom and now spreading to other countries (including the United States) means for diagnostic testing.
“So far we think with the majority of tests that are [emergency use] authorized, it doesn’t look like this new variant should really affect test performance,” Dr. Hanson said.
The variant has differences in the spike gene, and many of the current tests detect and identify SARS-CoV-2 without the spike gene so they wouldn’t be affected, she added.
Dr. Caliendo agreed: “I think the vast majority of our tests should be in good shape.”
Dr. Hanson and Dr. Caliendo disclosed no relevant financial relationships.
A version of this article first appeared on Medscape.com.
Guidance issued on COVID vaccine use in patients with dermal fillers
outlining the potential risk and clinical relevance.
The association is not surprising, since other vaccines, including the influenza vaccine, have also been associated with inflammatory reactions in patients with dermal fillers. A warning about inflammatory events from these and other immunologic triggers should be part of routine informed consent, according to Sue Ellen Cox, MD, a coauthor of the guidance and the ASDS president-elect.
“Patients who have had dermal filler should not be discouraged from receiving the vaccine, and those who have received the vaccine should not be discouraged from receiving dermal filler,” Dr. Cox, who practices in Chapel Hill, N.C., said in an interview.
The only available data to assess the risk came from the trial of the Moderna vaccine. Of a total of 15,184 participants who received at least one dose of mRNA-1273, three developed facial or lip swelling that was presumably related to dermal filler. In the placebo group, there were no comparable inflammatory events.
“This is a very small number, but there is no reliable information about the number of patients in either group who had dermal filler, so we do not know the denominator,” Dr. Cox said.
In all three cases, the swelling at the site of dermal filler was observed within 2 days of the vaccination. None were considered a serious adverse event and all resolved. The filler had been administered 2 weeks prior to vaccination in one case, 6 months prior in a second, and time of administration was unknown in the third.
The resolution of the inflammatory reactions associated with the SARS-CoV-2 vaccine is similar to those related to dermal fillers following other immunologic triggers, which not only include other vaccines, but viral or bacterial illnesses and dental procedures. Typically, they are readily controlled with oral corticosteroids, but also typically resolve even in the absence of treatment, according to Dr. Cox.
“The good news is that these will go away,” Dr. Cox said.
The ASDS guidance is meant to alert clinicians and patients to the potential association between inflammatory events and SARS-CoV-2 vaccination in patients with dermal filler, but Dr. Cox said that it will ultimately have very little effect on her own practice. She already employs an informed consent that includes language warning about the potential risk of local reactions to immunological triggers that include vaccines. SARS-CoV-2 vaccination can now be added to examples of potential triggers, but it does not change the importance of informing patients of such triggers, Dr. Cox explained.
Asked if patients should be informed specifically about the association between dermal filler inflammatory reactions and SARS-CoV-2 vaccine, the current ASDS president and first author of the guidance, Mathew Avram, MD, JD, suggested that they should. Although he emphasized that the side effect is clearly rare, he believes it deserves attention.
“We wanted dermatologists and other physicians to be aware of the potential. We focused on the available data but specifically decided not to provide any treatment recommendations at this time,” he said in an interview.
As new data become available, the Soft-Tissue Fillers Guideline Task Force of the ASDS, which provided the guidance, will continue to monitor the relationship between SARS-CoV-2 vaccinations and dermal filler reactions, including other SARS-CoV-2 vaccines and the relative risks for hyaluronic acid and non–hyaluronic acid types of fillers.
“Our guidance was based only on the trial data, but there will soon be tens of millions of patients exposed to several different SARS-CoV-2 vaccines. We may learn things we do not know now, and we plan to communicate to our membership and others any new information as events unfold,” said Dr. Avram, who is director of dermatologic surgery, Massachusetts General Hospital, Boston,
Based on her own expertise in the field, Dr. Cox suggested that administration of SARS-CoV-2 vaccine and administration of dermal filler should be separated by at least 2 weeks regardless of which comes first. Her recommendation is not based on controlled data, but she considers this a prudent interval even if it has not been tested in a controlled study.
The full ASDS guidance is scheduled to appear in an upcoming issue of Dermatologic Surgery.
As new data become available, the Soft-tissue Fillers Guideline Task Force of the ASDS, which provided the guidance, will continue to monitor the relationship between SARS-CoV-2 vaccinations and dermal filler reactions, including other types of vaccines and the relative risks for hyaluronic acid and non–hyaluronic acid types of fillers.
This article was updated 1/7/21.
outlining the potential risk and clinical relevance.
The association is not surprising, since other vaccines, including the influenza vaccine, have also been associated with inflammatory reactions in patients with dermal fillers. A warning about inflammatory events from these and other immunologic triggers should be part of routine informed consent, according to Sue Ellen Cox, MD, a coauthor of the guidance and the ASDS president-elect.
“Patients who have had dermal filler should not be discouraged from receiving the vaccine, and those who have received the vaccine should not be discouraged from receiving dermal filler,” Dr. Cox, who practices in Chapel Hill, N.C., said in an interview.
The only available data to assess the risk came from the trial of the Moderna vaccine. Of a total of 15,184 participants who received at least one dose of mRNA-1273, three developed facial or lip swelling that was presumably related to dermal filler. In the placebo group, there were no comparable inflammatory events.
“This is a very small number, but there is no reliable information about the number of patients in either group who had dermal filler, so we do not know the denominator,” Dr. Cox said.
In all three cases, the swelling at the site of dermal filler was observed within 2 days of the vaccination. None were considered a serious adverse event and all resolved. The filler had been administered 2 weeks prior to vaccination in one case, 6 months prior in a second, and time of administration was unknown in the third.
The resolution of the inflammatory reactions associated with the SARS-CoV-2 vaccine is similar to those related to dermal fillers following other immunologic triggers, which not only include other vaccines, but viral or bacterial illnesses and dental procedures. Typically, they are readily controlled with oral corticosteroids, but also typically resolve even in the absence of treatment, according to Dr. Cox.
“The good news is that these will go away,” Dr. Cox said.
The ASDS guidance is meant to alert clinicians and patients to the potential association between inflammatory events and SARS-CoV-2 vaccination in patients with dermal filler, but Dr. Cox said that it will ultimately have very little effect on her own practice. She already employs an informed consent that includes language warning about the potential risk of local reactions to immunological triggers that include vaccines. SARS-CoV-2 vaccination can now be added to examples of potential triggers, but it does not change the importance of informing patients of such triggers, Dr. Cox explained.
Asked if patients should be informed specifically about the association between dermal filler inflammatory reactions and SARS-CoV-2 vaccine, the current ASDS president and first author of the guidance, Mathew Avram, MD, JD, suggested that they should. Although he emphasized that the side effect is clearly rare, he believes it deserves attention.
“We wanted dermatologists and other physicians to be aware of the potential. We focused on the available data but specifically decided not to provide any treatment recommendations at this time,” he said in an interview.
As new data become available, the Soft-Tissue Fillers Guideline Task Force of the ASDS, which provided the guidance, will continue to monitor the relationship between SARS-CoV-2 vaccinations and dermal filler reactions, including other SARS-CoV-2 vaccines and the relative risks for hyaluronic acid and non–hyaluronic acid types of fillers.
“Our guidance was based only on the trial data, but there will soon be tens of millions of patients exposed to several different SARS-CoV-2 vaccines. We may learn things we do not know now, and we plan to communicate to our membership and others any new information as events unfold,” said Dr. Avram, who is director of dermatologic surgery, Massachusetts General Hospital, Boston,
Based on her own expertise in the field, Dr. Cox suggested that administration of SARS-CoV-2 vaccine and administration of dermal filler should be separated by at least 2 weeks regardless of which comes first. Her recommendation is not based on controlled data, but she considers this a prudent interval even if it has not been tested in a controlled study.
The full ASDS guidance is scheduled to appear in an upcoming issue of Dermatologic Surgery.
As new data become available, the Soft-tissue Fillers Guideline Task Force of the ASDS, which provided the guidance, will continue to monitor the relationship between SARS-CoV-2 vaccinations and dermal filler reactions, including other types of vaccines and the relative risks for hyaluronic acid and non–hyaluronic acid types of fillers.
This article was updated 1/7/21.
outlining the potential risk and clinical relevance.
The association is not surprising, since other vaccines, including the influenza vaccine, have also been associated with inflammatory reactions in patients with dermal fillers. A warning about inflammatory events from these and other immunologic triggers should be part of routine informed consent, according to Sue Ellen Cox, MD, a coauthor of the guidance and the ASDS president-elect.
“Patients who have had dermal filler should not be discouraged from receiving the vaccine, and those who have received the vaccine should not be discouraged from receiving dermal filler,” Dr. Cox, who practices in Chapel Hill, N.C., said in an interview.
The only available data to assess the risk came from the trial of the Moderna vaccine. Of a total of 15,184 participants who received at least one dose of mRNA-1273, three developed facial or lip swelling that was presumably related to dermal filler. In the placebo group, there were no comparable inflammatory events.
“This is a very small number, but there is no reliable information about the number of patients in either group who had dermal filler, so we do not know the denominator,” Dr. Cox said.
In all three cases, the swelling at the site of dermal filler was observed within 2 days of the vaccination. None were considered a serious adverse event and all resolved. The filler had been administered 2 weeks prior to vaccination in one case, 6 months prior in a second, and time of administration was unknown in the third.
The resolution of the inflammatory reactions associated with the SARS-CoV-2 vaccine is similar to those related to dermal fillers following other immunologic triggers, which not only include other vaccines, but viral or bacterial illnesses and dental procedures. Typically, they are readily controlled with oral corticosteroids, but also typically resolve even in the absence of treatment, according to Dr. Cox.
“The good news is that these will go away,” Dr. Cox said.
The ASDS guidance is meant to alert clinicians and patients to the potential association between inflammatory events and SARS-CoV-2 vaccination in patients with dermal filler, but Dr. Cox said that it will ultimately have very little effect on her own practice. She already employs an informed consent that includes language warning about the potential risk of local reactions to immunological triggers that include vaccines. SARS-CoV-2 vaccination can now be added to examples of potential triggers, but it does not change the importance of informing patients of such triggers, Dr. Cox explained.
Asked if patients should be informed specifically about the association between dermal filler inflammatory reactions and SARS-CoV-2 vaccine, the current ASDS president and first author of the guidance, Mathew Avram, MD, JD, suggested that they should. Although he emphasized that the side effect is clearly rare, he believes it deserves attention.
“We wanted dermatologists and other physicians to be aware of the potential. We focused on the available data but specifically decided not to provide any treatment recommendations at this time,” he said in an interview.
As new data become available, the Soft-Tissue Fillers Guideline Task Force of the ASDS, which provided the guidance, will continue to monitor the relationship between SARS-CoV-2 vaccinations and dermal filler reactions, including other SARS-CoV-2 vaccines and the relative risks for hyaluronic acid and non–hyaluronic acid types of fillers.
“Our guidance was based only on the trial data, but there will soon be tens of millions of patients exposed to several different SARS-CoV-2 vaccines. We may learn things we do not know now, and we plan to communicate to our membership and others any new information as events unfold,” said Dr. Avram, who is director of dermatologic surgery, Massachusetts General Hospital, Boston,
Based on her own expertise in the field, Dr. Cox suggested that administration of SARS-CoV-2 vaccine and administration of dermal filler should be separated by at least 2 weeks regardless of which comes first. Her recommendation is not based on controlled data, but she considers this a prudent interval even if it has not been tested in a controlled study.
The full ASDS guidance is scheduled to appear in an upcoming issue of Dermatologic Surgery.
As new data become available, the Soft-tissue Fillers Guideline Task Force of the ASDS, which provided the guidance, will continue to monitor the relationship between SARS-CoV-2 vaccinations and dermal filler reactions, including other types of vaccines and the relative risks for hyaluronic acid and non–hyaluronic acid types of fillers.
This article was updated 1/7/21.
Ultraprocessed food again linked to increased CVD, death
Yet another study has linked the consumption of ultraprocessed, or “junk,” foods to bad health outcomes.
In a longitudinal analysis of more than 22,000 men and women from southern Italy, those who consumed the most ultraprocessed food (UPF) had the highest risk for cardiovascular disease (CVD) and all-cause mortality, likely mediated through a diet high in sugar, researchers said.
High consumption of UPF in this Mediterranean cohort was associated with a 58% increased risk for CVD mortality and 52% higher risk of dying from ischemic heart disease (IHD) and cerebrovascular causes, independently of known risk factors for CVD, even among individuals who otherwise adhered to the Mediterranean diet.
The findings “should serve as an incentive for limiting consumption of UPF and encouraging natural or minimally processed foods, as several national nutritional policies recommend,” Marialaura Bonaccio, PhD, department of epidemiology and prevention, IRCCS Neuromed, Pozzilli, Italy, and colleagues wrote. The results were published online Dec. 18 in the American Journal of Clinical Nutrition.
Earlier this year, as reported by this news organization, researchers found mounting evidence that the obesity epidemic and the increase in incidence of related chronic conditions corresponded with an increase in the intake of UPF.
A study that was conducted in a European cohort found that adults whose diet included more UPF and beverages, such as ice cream, soda, and hamburgers, were more likely to develop CVD or die sooner than others who had a more wholesome diet.
As reported previously by this news organization, among adults in France who had a 10% higher intake of UPF and beverages, the rate of CVD, coronary heart disease, and cerebrovascular disease was 11% to 13% higher over a period of about 5 years.
Similarly, university graduates in Spain who consumed more than four servings of UPF and beverages a day were 62% more likely to die of any cause over about a decade than those who consumed less than two servings per day.
Where’s the food?
There is very little actual food in UPF. “The NOVA classification provides 4 main classes of food and beverages, the last of which is represented by the ultraprocessed food group. This comprises products (e.g., snacks, drinks, and ready meals, ‘created mostly or entirely from substances extracted from foods or derived from food constituents with little, if any intact food, which often contain flavors, colors, and other additives that imitate or intensify the sensory qualities of foods or culinary preparations made from foods,’ ” Dr. Bonaccio and colleagues wrote.
Such foods are very convenient, tasty, inexpensive, and have a long shelf life. They are highly competitive with foods that are naturally ready to consume and freshly prepared dishes and meals, the authors add.
The researchers conducted a longitudinal analysis on 22,475 men and women (mean age, 55 years; range, 43-67 years) who were recruited from the Moli-sani Study, a population-based cohort of men and women aged 35 years and older in the Molise region of southern Italy, between 2005 and 2010. Participants were followed for 8.2 years.
Food intake was assessed with the Food Frequency Questionnaire; UPF was defined using the NOVA classification according to degree of processing.
UPF intakes were categorized as quartiles of the ratio of UPF to total food consumed.
Overall, study participants reported a median of 10% (interquartile range, 6.6%-14.6%) of dietary intake as UPF and a total of 181.5 g/d of UPF intake.
The foods that contributed most to total UPF consumed were processed meat, which accounted for 19.8% of UPF intake; pizza (16.8%); and cakes and pies (13.4%).
High consumers of UPF, defined as those for whom UPF constituted more than 14.6% of their total diet, were more likely to be women, to be younger, and to have a higher educational level. They also reported fewer risk factors and fewer baseline chronic diseases and health conditions than persons who consumed UPF less frequently.
In addition, high consumption of UPF was associated with lower adherence to the Mediterranean diet; higher intake of fat, sugar, dietary cholesterol, and sodium; and lower intake of fiber.
During a median follow-up of 8.2 years, 1,216 all-cause deaths occurred. Of these, 439 were attributed to CVD, 255 to IHD/cerebrovascular disease, 477 to cancer, and 300 to other causes.
The more UPF, the higher the risk for CVD, death
The researchers found a direct linear dose-response relation between a 5% increase in the proportion of UPF in the diet and risk for all-cause and CVD mortality.
Individuals who reported the highest intake of UPF (fourth quartile, 14.6% of total food) as opposed to the lowest (first quartile, UPF <6.6%) experienced increased risks for CVD mortality (hazard ratio, 1.58; 95% CI, 1.23-2.03), death from IHD/cerebrovascular disease (HR, 1.52, 95% CI, 1.10-2.09), and all-cause mortality (HR, 1.26; 95% CI, 1.09-1.46).
High sugar content accounted for 36.3% of the relation of UPF with IHD/cerebrovascular mortality. Other nutritional factors, such as saturated fats, were unlikely to play a role, the researchers wrote.
Biomarkers of renal function accounted for 20.1% of the association of UPF with all-cause mortality and 12.0% for that of UPF with CVD mortality.
Subgroup analyses indicated that the magnitude of the association between UPF and all-cause mortality risk was greater among high-risk individuals, such as those with a history of CVD or diabetes. UPF was also likely to be more strongly associated with CVD mortality among those high-risk groups.
The interesting finding that the association between UPF and CVD mortality was greater among individuals with good adherence to the Mediterranean diet, which is known to have health benefits, could be explained by the fact that people who may benefit from a Mediterranean diet are more susceptible to losing health advantages when they also include “detrimental dietary behavior,” whereas those who consume a poor-quality diet are less likely to be harmed by an additional unhealthy behavior such as eating UPF regularly, wrote Dr. Bonaccio and colleagues.
“This is an interesting study confirming that consumption of highly processed foods such as pizza, processed meats, and soda are associated with greater risks of cardiovascular disease,” Walter Willett, MD, professor of epidemiology and nutrition, Harvard School of Public Health, Boston, said in an interview.
“These higher risks appear to be mediated in part by high intakes of saturated fat and sugar, but lower intakes of health-promoting aspects of diet also likely contribute to the findings,” Dr. Willett said.
“Some processing of food can be useful for preservation and control of infectious agents, but in general, a diet emphasizing minimally processed fruits and vegetables, whole grains, nuts, legumes, and plant sources of fat will be best for long-term well-being,” he said.
The study was supported in part by the Italian Ministry of Health and the HYPERCAN Study Italian Association for Cancer Research. Dr. Bonaccio and Dr. Willett reported no relevant financial relationships.
A version of this article first appeared on Medscape.com.
Yet another study has linked the consumption of ultraprocessed, or “junk,” foods to bad health outcomes.
In a longitudinal analysis of more than 22,000 men and women from southern Italy, those who consumed the most ultraprocessed food (UPF) had the highest risk for cardiovascular disease (CVD) and all-cause mortality, likely mediated through a diet high in sugar, researchers said.
High consumption of UPF in this Mediterranean cohort was associated with a 58% increased risk for CVD mortality and 52% higher risk of dying from ischemic heart disease (IHD) and cerebrovascular causes, independently of known risk factors for CVD, even among individuals who otherwise adhered to the Mediterranean diet.
The findings “should serve as an incentive for limiting consumption of UPF and encouraging natural or minimally processed foods, as several national nutritional policies recommend,” Marialaura Bonaccio, PhD, department of epidemiology and prevention, IRCCS Neuromed, Pozzilli, Italy, and colleagues wrote. The results were published online Dec. 18 in the American Journal of Clinical Nutrition.
Earlier this year, as reported by this news organization, researchers found mounting evidence that the obesity epidemic and the increase in incidence of related chronic conditions corresponded with an increase in the intake of UPF.
A study that was conducted in a European cohort found that adults whose diet included more UPF and beverages, such as ice cream, soda, and hamburgers, were more likely to develop CVD or die sooner than others who had a more wholesome diet.
As reported previously by this news organization, among adults in France who had a 10% higher intake of UPF and beverages, the rate of CVD, coronary heart disease, and cerebrovascular disease was 11% to 13% higher over a period of about 5 years.
Similarly, university graduates in Spain who consumed more than four servings of UPF and beverages a day were 62% more likely to die of any cause over about a decade than those who consumed less than two servings per day.
Where’s the food?
There is very little actual food in UPF. “The NOVA classification provides 4 main classes of food and beverages, the last of which is represented by the ultraprocessed food group. This comprises products (e.g., snacks, drinks, and ready meals, ‘created mostly or entirely from substances extracted from foods or derived from food constituents with little, if any intact food, which often contain flavors, colors, and other additives that imitate or intensify the sensory qualities of foods or culinary preparations made from foods,’ ” Dr. Bonaccio and colleagues wrote.
Such foods are very convenient, tasty, inexpensive, and have a long shelf life. They are highly competitive with foods that are naturally ready to consume and freshly prepared dishes and meals, the authors add.
The researchers conducted a longitudinal analysis on 22,475 men and women (mean age, 55 years; range, 43-67 years) who were recruited from the Moli-sani Study, a population-based cohort of men and women aged 35 years and older in the Molise region of southern Italy, between 2005 and 2010. Participants were followed for 8.2 years.
Food intake was assessed with the Food Frequency Questionnaire; UPF was defined using the NOVA classification according to degree of processing.
UPF intakes were categorized as quartiles of the ratio of UPF to total food consumed.
Overall, study participants reported a median of 10% (interquartile range, 6.6%-14.6%) of dietary intake as UPF and a total of 181.5 g/d of UPF intake.
The foods that contributed most to total UPF consumed were processed meat, which accounted for 19.8% of UPF intake; pizza (16.8%); and cakes and pies (13.4%).
High consumers of UPF, defined as those for whom UPF constituted more than 14.6% of their total diet, were more likely to be women, to be younger, and to have a higher educational level. They also reported fewer risk factors and fewer baseline chronic diseases and health conditions than persons who consumed UPF less frequently.
In addition, high consumption of UPF was associated with lower adherence to the Mediterranean diet; higher intake of fat, sugar, dietary cholesterol, and sodium; and lower intake of fiber.
During a median follow-up of 8.2 years, 1,216 all-cause deaths occurred. Of these, 439 were attributed to CVD, 255 to IHD/cerebrovascular disease, 477 to cancer, and 300 to other causes.
The more UPF, the higher the risk for CVD, death
The researchers found a direct linear dose-response relation between a 5% increase in the proportion of UPF in the diet and risk for all-cause and CVD mortality.
Individuals who reported the highest intake of UPF (fourth quartile, 14.6% of total food) as opposed to the lowest (first quartile, UPF <6.6%) experienced increased risks for CVD mortality (hazard ratio, 1.58; 95% CI, 1.23-2.03), death from IHD/cerebrovascular disease (HR, 1.52, 95% CI, 1.10-2.09), and all-cause mortality (HR, 1.26; 95% CI, 1.09-1.46).
High sugar content accounted for 36.3% of the relation of UPF with IHD/cerebrovascular mortality. Other nutritional factors, such as saturated fats, were unlikely to play a role, the researchers wrote.
Biomarkers of renal function accounted for 20.1% of the association of UPF with all-cause mortality and 12.0% for that of UPF with CVD mortality.
Subgroup analyses indicated that the magnitude of the association between UPF and all-cause mortality risk was greater among high-risk individuals, such as those with a history of CVD or diabetes. UPF was also likely to be more strongly associated with CVD mortality among those high-risk groups.
The interesting finding that the association between UPF and CVD mortality was greater among individuals with good adherence to the Mediterranean diet, which is known to have health benefits, could be explained by the fact that people who may benefit from a Mediterranean diet are more susceptible to losing health advantages when they also include “detrimental dietary behavior,” whereas those who consume a poor-quality diet are less likely to be harmed by an additional unhealthy behavior such as eating UPF regularly, wrote Dr. Bonaccio and colleagues.
“This is an interesting study confirming that consumption of highly processed foods such as pizza, processed meats, and soda are associated with greater risks of cardiovascular disease,” Walter Willett, MD, professor of epidemiology and nutrition, Harvard School of Public Health, Boston, said in an interview.
“These higher risks appear to be mediated in part by high intakes of saturated fat and sugar, but lower intakes of health-promoting aspects of diet also likely contribute to the findings,” Dr. Willett said.
“Some processing of food can be useful for preservation and control of infectious agents, but in general, a diet emphasizing minimally processed fruits and vegetables, whole grains, nuts, legumes, and plant sources of fat will be best for long-term well-being,” he said.
The study was supported in part by the Italian Ministry of Health and the HYPERCAN Study Italian Association for Cancer Research. Dr. Bonaccio and Dr. Willett reported no relevant financial relationships.
A version of this article first appeared on Medscape.com.
Yet another study has linked the consumption of ultraprocessed, or “junk,” foods to bad health outcomes.
In a longitudinal analysis of more than 22,000 men and women from southern Italy, those who consumed the most ultraprocessed food (UPF) had the highest risk for cardiovascular disease (CVD) and all-cause mortality, likely mediated through a diet high in sugar, researchers said.
High consumption of UPF in this Mediterranean cohort was associated with a 58% increased risk for CVD mortality and 52% higher risk of dying from ischemic heart disease (IHD) and cerebrovascular causes, independently of known risk factors for CVD, even among individuals who otherwise adhered to the Mediterranean diet.
The findings “should serve as an incentive for limiting consumption of UPF and encouraging natural or minimally processed foods, as several national nutritional policies recommend,” Marialaura Bonaccio, PhD, department of epidemiology and prevention, IRCCS Neuromed, Pozzilli, Italy, and colleagues wrote. The results were published online Dec. 18 in the American Journal of Clinical Nutrition.
Earlier this year, as reported by this news organization, researchers found mounting evidence that the obesity epidemic and the increase in incidence of related chronic conditions corresponded with an increase in the intake of UPF.
A study that was conducted in a European cohort found that adults whose diet included more UPF and beverages, such as ice cream, soda, and hamburgers, were more likely to develop CVD or die sooner than others who had a more wholesome diet.
As reported previously by this news organization, among adults in France who had a 10% higher intake of UPF and beverages, the rate of CVD, coronary heart disease, and cerebrovascular disease was 11% to 13% higher over a period of about 5 years.
Similarly, university graduates in Spain who consumed more than four servings of UPF and beverages a day were 62% more likely to die of any cause over about a decade than those who consumed less than two servings per day.
Where’s the food?
There is very little actual food in UPF. “The NOVA classification provides 4 main classes of food and beverages, the last of which is represented by the ultraprocessed food group. This comprises products (e.g., snacks, drinks, and ready meals, ‘created mostly or entirely from substances extracted from foods or derived from food constituents with little, if any intact food, which often contain flavors, colors, and other additives that imitate or intensify the sensory qualities of foods or culinary preparations made from foods,’ ” Dr. Bonaccio and colleagues wrote.
Such foods are very convenient, tasty, inexpensive, and have a long shelf life. They are highly competitive with foods that are naturally ready to consume and freshly prepared dishes and meals, the authors add.
The researchers conducted a longitudinal analysis on 22,475 men and women (mean age, 55 years; range, 43-67 years) who were recruited from the Moli-sani Study, a population-based cohort of men and women aged 35 years and older in the Molise region of southern Italy, between 2005 and 2010. Participants were followed for 8.2 years.
Food intake was assessed with the Food Frequency Questionnaire; UPF was defined using the NOVA classification according to degree of processing.
UPF intakes were categorized as quartiles of the ratio of UPF to total food consumed.
Overall, study participants reported a median of 10% (interquartile range, 6.6%-14.6%) of dietary intake as UPF and a total of 181.5 g/d of UPF intake.
The foods that contributed most to total UPF consumed were processed meat, which accounted for 19.8% of UPF intake; pizza (16.8%); and cakes and pies (13.4%).
High consumers of UPF, defined as those for whom UPF constituted more than 14.6% of their total diet, were more likely to be women, to be younger, and to have a higher educational level. They also reported fewer risk factors and fewer baseline chronic diseases and health conditions than persons who consumed UPF less frequently.
In addition, high consumption of UPF was associated with lower adherence to the Mediterranean diet; higher intake of fat, sugar, dietary cholesterol, and sodium; and lower intake of fiber.
During a median follow-up of 8.2 years, 1,216 all-cause deaths occurred. Of these, 439 were attributed to CVD, 255 to IHD/cerebrovascular disease, 477 to cancer, and 300 to other causes.
The more UPF, the higher the risk for CVD, death
The researchers found a direct linear dose-response relation between a 5% increase in the proportion of UPF in the diet and risk for all-cause and CVD mortality.
Individuals who reported the highest intake of UPF (fourth quartile, 14.6% of total food) as opposed to the lowest (first quartile, UPF <6.6%) experienced increased risks for CVD mortality (hazard ratio, 1.58; 95% CI, 1.23-2.03), death from IHD/cerebrovascular disease (HR, 1.52, 95% CI, 1.10-2.09), and all-cause mortality (HR, 1.26; 95% CI, 1.09-1.46).
High sugar content accounted for 36.3% of the relation of UPF with IHD/cerebrovascular mortality. Other nutritional factors, such as saturated fats, were unlikely to play a role, the researchers wrote.
Biomarkers of renal function accounted for 20.1% of the association of UPF with all-cause mortality and 12.0% for that of UPF with CVD mortality.
Subgroup analyses indicated that the magnitude of the association between UPF and all-cause mortality risk was greater among high-risk individuals, such as those with a history of CVD or diabetes. UPF was also likely to be more strongly associated with CVD mortality among those high-risk groups.
The interesting finding that the association between UPF and CVD mortality was greater among individuals with good adherence to the Mediterranean diet, which is known to have health benefits, could be explained by the fact that people who may benefit from a Mediterranean diet are more susceptible to losing health advantages when they also include “detrimental dietary behavior,” whereas those who consume a poor-quality diet are less likely to be harmed by an additional unhealthy behavior such as eating UPF regularly, wrote Dr. Bonaccio and colleagues.
“This is an interesting study confirming that consumption of highly processed foods such as pizza, processed meats, and soda are associated with greater risks of cardiovascular disease,” Walter Willett, MD, professor of epidemiology and nutrition, Harvard School of Public Health, Boston, said in an interview.
“These higher risks appear to be mediated in part by high intakes of saturated fat and sugar, but lower intakes of health-promoting aspects of diet also likely contribute to the findings,” Dr. Willett said.
“Some processing of food can be useful for preservation and control of infectious agents, but in general, a diet emphasizing minimally processed fruits and vegetables, whole grains, nuts, legumes, and plant sources of fat will be best for long-term well-being,” he said.
The study was supported in part by the Italian Ministry of Health and the HYPERCAN Study Italian Association for Cancer Research. Dr. Bonaccio and Dr. Willett reported no relevant financial relationships.
A version of this article first appeared on Medscape.com.
Microvascular injury of brain, olfactory bulb seen in COVID-19
new research suggests.
Postmortem MRI brain scans of 13 patients who died from COVID-19 showed abnormalities in 10 of the participants. Of these, nine showed punctate hyperintensities, “which represented areas of microvascular injury and fibrinogen leakage,” the investigators reported. Immunostaining also showed a thinning of the basal lamina in five of these patients.
Further analyses showed punctate hypointensities linked to congested blood vessels in 10 patients. These areas were “interpreted as microhemorrhages,” the researchers noted.
There was no evidence of viral infection, including SARS-CoV-2.
“These findings may inform the interpretation of changes observed on [MRI] of punctate hyperintensities and linear hypointensities in patients with COVID-19,” wrote Myoung-Hwa Lee, PhD, a research fellow at the National Institute of Neurological Disorders and Stroke, and colleagues. The findings were published online Dec. 30 in a “correspondence” piece in the New England Journal of Medicine.
Interpret with caution
The investigators examined brains from a convenience sample of 19 patients (mean age, 50 years), all of whom died from COVID-19 between March and July 2020.
An 11.7-tesla scanner was used to obtain magnetic resonance microscopy images for 13 of the patients. In order to scan the olfactory bulb, the scanner was set at a resolution of 25 mcm; for the brain, it was set at 100 mcm.
Chromogenic immunostaining was used to assess brain abnormalities found in 10 of the patients. Multiplex fluorescence imaging was also used for some of the patients.
For 18 study participants, a histopathological brain examination was performed. In the patients who also had medical histories available to the researchers, five had mild respiratory syndrome, four had acute respiratory distress syndrome, two had pulmonary embolism, one had delirium, and three had unknown symptoms.
The punctate hyperintensities found on magnetic resonance microscopy were also found on histopathological exam. Collagen IV immunostaining showed a thinning in the basal lamina of endothelial cells in these areas.
In addition to congested blood vessels, punctate hypointensities were linked to areas of fibrinogen leakage – but also to “relatively intact vasculature,” the investigators reported.
“There was minimal perivascular inflammation in the specimens examined, but there was no vascular occlusion,” they added.
SARS-CoV-2 was also not found in any of the participants. “It is possible that the virus was cleared by the time of death or that viral copy numbers were below the level of detection by our assays,” the researchers noted.
In 13 of the patients, hypertrophic astrocytes, macrophage infiltrates, and perivascular-activated microglia were found. Eight patients showed CD3+ and CD8+ T cells in spaces and lumens next to endothelial cells.
Finally, five patients showed activated microglia next to neurons. This is “suggestive of neuronophagia in the olfactory bulb, substantial nigra, dorsal motor nucleus of the vagal nerve, and the pre-Bötzinger complex in the medulla, which is involved in the generation of spontaneous rhythmic breathing,” wrote the investigators.
In summary, vascular pathology was found in 10 cases, perivascular infiltrates were present in 13 cases, acute ischemic hypoxic neurons were present in 6 cases, and changes suggestive of neuronophagia were present in 5 cases.
The researchers noted that, although the study findings may be helpful when interpreting brain changes on MRI scan in this patient population, availability of clinical information for the participants was limited.
Therefore, “no conclusions can be drawn in relation to neurologic features of COVID-19,” they wrote.
The study was funded by NINDS. Dr. Lee and all but one of the other investigators reported no relevant financial relationships; the remaining investigator reported having received grants from NINDS during the conduct of this study.
A version of this article first appeared on Medscape.com.
new research suggests.
Postmortem MRI brain scans of 13 patients who died from COVID-19 showed abnormalities in 10 of the participants. Of these, nine showed punctate hyperintensities, “which represented areas of microvascular injury and fibrinogen leakage,” the investigators reported. Immunostaining also showed a thinning of the basal lamina in five of these patients.
Further analyses showed punctate hypointensities linked to congested blood vessels in 10 patients. These areas were “interpreted as microhemorrhages,” the researchers noted.
There was no evidence of viral infection, including SARS-CoV-2.
“These findings may inform the interpretation of changes observed on [MRI] of punctate hyperintensities and linear hypointensities in patients with COVID-19,” wrote Myoung-Hwa Lee, PhD, a research fellow at the National Institute of Neurological Disorders and Stroke, and colleagues. The findings were published online Dec. 30 in a “correspondence” piece in the New England Journal of Medicine.
Interpret with caution
The investigators examined brains from a convenience sample of 19 patients (mean age, 50 years), all of whom died from COVID-19 between March and July 2020.
An 11.7-tesla scanner was used to obtain magnetic resonance microscopy images for 13 of the patients. In order to scan the olfactory bulb, the scanner was set at a resolution of 25 mcm; for the brain, it was set at 100 mcm.
Chromogenic immunostaining was used to assess brain abnormalities found in 10 of the patients. Multiplex fluorescence imaging was also used for some of the patients.
For 18 study participants, a histopathological brain examination was performed. In the patients who also had medical histories available to the researchers, five had mild respiratory syndrome, four had acute respiratory distress syndrome, two had pulmonary embolism, one had delirium, and three had unknown symptoms.
The punctate hyperintensities found on magnetic resonance microscopy were also found on histopathological exam. Collagen IV immunostaining showed a thinning in the basal lamina of endothelial cells in these areas.
In addition to congested blood vessels, punctate hypointensities were linked to areas of fibrinogen leakage – but also to “relatively intact vasculature,” the investigators reported.
“There was minimal perivascular inflammation in the specimens examined, but there was no vascular occlusion,” they added.
SARS-CoV-2 was also not found in any of the participants. “It is possible that the virus was cleared by the time of death or that viral copy numbers were below the level of detection by our assays,” the researchers noted.
In 13 of the patients, hypertrophic astrocytes, macrophage infiltrates, and perivascular-activated microglia were found. Eight patients showed CD3+ and CD8+ T cells in spaces and lumens next to endothelial cells.
Finally, five patients showed activated microglia next to neurons. This is “suggestive of neuronophagia in the olfactory bulb, substantial nigra, dorsal motor nucleus of the vagal nerve, and the pre-Bötzinger complex in the medulla, which is involved in the generation of spontaneous rhythmic breathing,” wrote the investigators.
In summary, vascular pathology was found in 10 cases, perivascular infiltrates were present in 13 cases, acute ischemic hypoxic neurons were present in 6 cases, and changes suggestive of neuronophagia were present in 5 cases.
The researchers noted that, although the study findings may be helpful when interpreting brain changes on MRI scan in this patient population, availability of clinical information for the participants was limited.
Therefore, “no conclusions can be drawn in relation to neurologic features of COVID-19,” they wrote.
The study was funded by NINDS. Dr. Lee and all but one of the other investigators reported no relevant financial relationships; the remaining investigator reported having received grants from NINDS during the conduct of this study.
A version of this article first appeared on Medscape.com.
new research suggests.
Postmortem MRI brain scans of 13 patients who died from COVID-19 showed abnormalities in 10 of the participants. Of these, nine showed punctate hyperintensities, “which represented areas of microvascular injury and fibrinogen leakage,” the investigators reported. Immunostaining also showed a thinning of the basal lamina in five of these patients.
Further analyses showed punctate hypointensities linked to congested blood vessels in 10 patients. These areas were “interpreted as microhemorrhages,” the researchers noted.
There was no evidence of viral infection, including SARS-CoV-2.
“These findings may inform the interpretation of changes observed on [MRI] of punctate hyperintensities and linear hypointensities in patients with COVID-19,” wrote Myoung-Hwa Lee, PhD, a research fellow at the National Institute of Neurological Disorders and Stroke, and colleagues. The findings were published online Dec. 30 in a “correspondence” piece in the New England Journal of Medicine.
Interpret with caution
The investigators examined brains from a convenience sample of 19 patients (mean age, 50 years), all of whom died from COVID-19 between March and July 2020.
An 11.7-tesla scanner was used to obtain magnetic resonance microscopy images for 13 of the patients. In order to scan the olfactory bulb, the scanner was set at a resolution of 25 mcm; for the brain, it was set at 100 mcm.
Chromogenic immunostaining was used to assess brain abnormalities found in 10 of the patients. Multiplex fluorescence imaging was also used for some of the patients.
For 18 study participants, a histopathological brain examination was performed. In the patients who also had medical histories available to the researchers, five had mild respiratory syndrome, four had acute respiratory distress syndrome, two had pulmonary embolism, one had delirium, and three had unknown symptoms.
The punctate hyperintensities found on magnetic resonance microscopy were also found on histopathological exam. Collagen IV immunostaining showed a thinning in the basal lamina of endothelial cells in these areas.
In addition to congested blood vessels, punctate hypointensities were linked to areas of fibrinogen leakage – but also to “relatively intact vasculature,” the investigators reported.
“There was minimal perivascular inflammation in the specimens examined, but there was no vascular occlusion,” they added.
SARS-CoV-2 was also not found in any of the participants. “It is possible that the virus was cleared by the time of death or that viral copy numbers were below the level of detection by our assays,” the researchers noted.
In 13 of the patients, hypertrophic astrocytes, macrophage infiltrates, and perivascular-activated microglia were found. Eight patients showed CD3+ and CD8+ T cells in spaces and lumens next to endothelial cells.
Finally, five patients showed activated microglia next to neurons. This is “suggestive of neuronophagia in the olfactory bulb, substantial nigra, dorsal motor nucleus of the vagal nerve, and the pre-Bötzinger complex in the medulla, which is involved in the generation of spontaneous rhythmic breathing,” wrote the investigators.
In summary, vascular pathology was found in 10 cases, perivascular infiltrates were present in 13 cases, acute ischemic hypoxic neurons were present in 6 cases, and changes suggestive of neuronophagia were present in 5 cases.
The researchers noted that, although the study findings may be helpful when interpreting brain changes on MRI scan in this patient population, availability of clinical information for the participants was limited.
Therefore, “no conclusions can be drawn in relation to neurologic features of COVID-19,” they wrote.
The study was funded by NINDS. Dr. Lee and all but one of the other investigators reported no relevant financial relationships; the remaining investigator reported having received grants from NINDS during the conduct of this study.
A version of this article first appeared on Medscape.com.
ACC/AHA valvular heart disease update backs less-invasive approach
The latest iteration of the American College of Cardiology/American Heart Association (ACC/AHA) Guideline for the Management of Patients With Valvular Heart Disease emphasizes a less invasive approach to the management of patients with valvular heart disease (VHD).
The 2020 ACC/AHA guideline now recommends transcatheter aortic valve implantation over surgical implantation for older individuals, a transcatheter edge-to-edge repair of the mitral valve for patients who are at high risk for surgery, and referral of patients with complicated conditions to designated centers.
The guideline was published online Dec. 17 in Circulation and was simultaneously published in the Journal of the American College of Cardiology. It replaces the 2014 guideline and the 2017 focused update of the guideline, both published in Circulation.
“A huge amount has changed,” Catherine M. Otto, MD, J. Ward Kennedy-Hamilton Endowed Chair in Cardiology and professor of medicine, University of Washington, Seattle, said in an interview.
Dr. Otto cochaired the 2020 Guideline Writing Committee with Rick A. Nishimura, MD, professor of medicine, Mayo Clinic, Rochester, Minn.
Expanded use of transcatheter procedures
“One major change is that the transcatheter valve, rather than the surgical valve, is now recommended for a large number of patients, primarily based upon the likelihood that the durability of the transcatheter valve is appropriate for the patient’s life expectancy. So, in most older adults, the transcatheter valve, rather than a surgical valve, would be the treatment for severe aortic stenosis,” she said.
“That’s a huge change,” she added. “Previously, patients had to have surgery to place a prosthetic valve, but now, many patients, particularly older adults, can have a nonsurgical approach when they are only in the hospital overnight, or sometimes even just for the day, to get their valve replaced.”
The 2020 guideline also recommends the transcatheter approach over the surgical approach for mitral valve repair or replacement for individuals who are not candidates for surgery.
“We continue to recommend surgical valve repair for the mitral valve, because we know that there are excellent long-term outcomes with surgical repair,” Dr. Otto said. “But, for people who are at high risk or prohibitive risk for surgery, we now have the option of again using a transcatheter approach or a transcatheter edge-to-edge repair of the valve. It’s a simpler procedure, doesn’t require a big incision, [and] doesn’t require a long hospital stay. Those two procedures are really changing patient management,” she said.
A tiered approach to VHD care
A third key change is a recommendation that the U.S. health care system move to a tiered approach, whereby patients with more complex conditions undergo their procedure at comprehensive, high-volume centers, and patients with simpler conditions undergo treatment at primary heart valve centers.
“More complex patients often require multidisciplinary care in order to be managed appropriately. It makes more sense to send them to a center that has the expertise and the teams in place already,” Dr. Otto said.
“Patients needing more straightforward, common procedures could be seen at a primary valve center. Those needing a more complicated procedure would go to the centers with higher volumes. So an important part of what this guideline is trying to do is to get doctors to refer their patients to the appropriate center,” she said.
Eagerly anticipated
The 2020 AHA/ACC guideline has been “eagerly anticipated,” Anthony A. Bavry, MD, MPH, UT Southwestern Medical Center, Dallas, Texas, and George J. Arnaoutakis, MD, University of Florida Health, Gainesville, wrote in a perspective article published with the guideline in Circulation.
Dr. Bavry and Dr. Arnaoutakis endorse the guideline recommendation that the U.S. health care system move to a tiered approach.
“To balance excellent outcomes and not compromise access to care, the 2020 Guideline recommends that our health care system move to a tiered approach in the treatment of valve disease, where we recognize level 1 and level 2 Centers,” they wrote.
“The level 1 Comprehensive Heart Valve Center is an important and new introduction to the Guideline,” they noted. “The level 1 Center is defined by the depth and breadth of the procedures offered. While excellent outcomes are possible at lower volume centers, literature supports that higher center and operator volumes of valve procedures are associated with excellent results and low mortality.”
The authors pointed out that level 2 primary valve centers offer many of the same valve procedures as the level 1 centers but are limited by the scope of procedures they can offer.
“For example, specialized procedures such as alternative access TAVR, valve-in-valve TAVR, transcatheter edge-to-edge mitral valve repair, paravalvular leak closure, and percutaneous mitral balloon commissurotomy are recommended to be performed at a level 1 Center,” they wrote.
Transcatheter valve therapies remain “an exciting and dynamic field which offers patients a less invasive treatment option,” Dr. Bavry and Dr. Arnaoutakis concluded. They also cautioned that the pros and cons of the newer, less invasive therapies need to be weighed against the benefits of surgical procedures that have been studied and refined for more than 50 years.
Patients with VHD have many choices and will require help making informed decisions about such things as a mechanical valve vs. a bioprosthetic valve or undergoing a traditional surgical procedure vs. a catheter-based approach. “Other patients, at the extremes of age or risk status, will lean more clearly to one direction or another,” Dr. Bavry and Dr. Arnaoutakis add.
“Overall, the 2020 Guideline is a comprehensive document that should provide a useful framework for the Heart Valve Team,” they concluded.
The authors have disclosed no relevant financial relationships.
A version of this article first appeared on Medscape.com.
The latest iteration of the American College of Cardiology/American Heart Association (ACC/AHA) Guideline for the Management of Patients With Valvular Heart Disease emphasizes a less invasive approach to the management of patients with valvular heart disease (VHD).
The 2020 ACC/AHA guideline now recommends transcatheter aortic valve implantation over surgical implantation for older individuals, a transcatheter edge-to-edge repair of the mitral valve for patients who are at high risk for surgery, and referral of patients with complicated conditions to designated centers.
The guideline was published online Dec. 17 in Circulation and was simultaneously published in the Journal of the American College of Cardiology. It replaces the 2014 guideline and the 2017 focused update of the guideline, both published in Circulation.
“A huge amount has changed,” Catherine M. Otto, MD, J. Ward Kennedy-Hamilton Endowed Chair in Cardiology and professor of medicine, University of Washington, Seattle, said in an interview.
Dr. Otto cochaired the 2020 Guideline Writing Committee with Rick A. Nishimura, MD, professor of medicine, Mayo Clinic, Rochester, Minn.
Expanded use of transcatheter procedures
“One major change is that the transcatheter valve, rather than the surgical valve, is now recommended for a large number of patients, primarily based upon the likelihood that the durability of the transcatheter valve is appropriate for the patient’s life expectancy. So, in most older adults, the transcatheter valve, rather than a surgical valve, would be the treatment for severe aortic stenosis,” she said.
“That’s a huge change,” she added. “Previously, patients had to have surgery to place a prosthetic valve, but now, many patients, particularly older adults, can have a nonsurgical approach when they are only in the hospital overnight, or sometimes even just for the day, to get their valve replaced.”
The 2020 guideline also recommends the transcatheter approach over the surgical approach for mitral valve repair or replacement for individuals who are not candidates for surgery.
“We continue to recommend surgical valve repair for the mitral valve, because we know that there are excellent long-term outcomes with surgical repair,” Dr. Otto said. “But, for people who are at high risk or prohibitive risk for surgery, we now have the option of again using a transcatheter approach or a transcatheter edge-to-edge repair of the valve. It’s a simpler procedure, doesn’t require a big incision, [and] doesn’t require a long hospital stay. Those two procedures are really changing patient management,” she said.
A tiered approach to VHD care
A third key change is a recommendation that the U.S. health care system move to a tiered approach, whereby patients with more complex conditions undergo their procedure at comprehensive, high-volume centers, and patients with simpler conditions undergo treatment at primary heart valve centers.
“More complex patients often require multidisciplinary care in order to be managed appropriately. It makes more sense to send them to a center that has the expertise and the teams in place already,” Dr. Otto said.
“Patients needing more straightforward, common procedures could be seen at a primary valve center. Those needing a more complicated procedure would go to the centers with higher volumes. So an important part of what this guideline is trying to do is to get doctors to refer their patients to the appropriate center,” she said.
Eagerly anticipated
The 2020 AHA/ACC guideline has been “eagerly anticipated,” Anthony A. Bavry, MD, MPH, UT Southwestern Medical Center, Dallas, Texas, and George J. Arnaoutakis, MD, University of Florida Health, Gainesville, wrote in a perspective article published with the guideline in Circulation.
Dr. Bavry and Dr. Arnaoutakis endorse the guideline recommendation that the U.S. health care system move to a tiered approach.
“To balance excellent outcomes and not compromise access to care, the 2020 Guideline recommends that our health care system move to a tiered approach in the treatment of valve disease, where we recognize level 1 and level 2 Centers,” they wrote.
“The level 1 Comprehensive Heart Valve Center is an important and new introduction to the Guideline,” they noted. “The level 1 Center is defined by the depth and breadth of the procedures offered. While excellent outcomes are possible at lower volume centers, literature supports that higher center and operator volumes of valve procedures are associated with excellent results and low mortality.”
The authors pointed out that level 2 primary valve centers offer many of the same valve procedures as the level 1 centers but are limited by the scope of procedures they can offer.
“For example, specialized procedures such as alternative access TAVR, valve-in-valve TAVR, transcatheter edge-to-edge mitral valve repair, paravalvular leak closure, and percutaneous mitral balloon commissurotomy are recommended to be performed at a level 1 Center,” they wrote.
Transcatheter valve therapies remain “an exciting and dynamic field which offers patients a less invasive treatment option,” Dr. Bavry and Dr. Arnaoutakis concluded. They also cautioned that the pros and cons of the newer, less invasive therapies need to be weighed against the benefits of surgical procedures that have been studied and refined for more than 50 years.
Patients with VHD have many choices and will require help making informed decisions about such things as a mechanical valve vs. a bioprosthetic valve or undergoing a traditional surgical procedure vs. a catheter-based approach. “Other patients, at the extremes of age or risk status, will lean more clearly to one direction or another,” Dr. Bavry and Dr. Arnaoutakis add.
“Overall, the 2020 Guideline is a comprehensive document that should provide a useful framework for the Heart Valve Team,” they concluded.
The authors have disclosed no relevant financial relationships.
A version of this article first appeared on Medscape.com.
The latest iteration of the American College of Cardiology/American Heart Association (ACC/AHA) Guideline for the Management of Patients With Valvular Heart Disease emphasizes a less invasive approach to the management of patients with valvular heart disease (VHD).
The 2020 ACC/AHA guideline now recommends transcatheter aortic valve implantation over surgical implantation for older individuals, a transcatheter edge-to-edge repair of the mitral valve for patients who are at high risk for surgery, and referral of patients with complicated conditions to designated centers.
The guideline was published online Dec. 17 in Circulation and was simultaneously published in the Journal of the American College of Cardiology. It replaces the 2014 guideline and the 2017 focused update of the guideline, both published in Circulation.
“A huge amount has changed,” Catherine M. Otto, MD, J. Ward Kennedy-Hamilton Endowed Chair in Cardiology and professor of medicine, University of Washington, Seattle, said in an interview.
Dr. Otto cochaired the 2020 Guideline Writing Committee with Rick A. Nishimura, MD, professor of medicine, Mayo Clinic, Rochester, Minn.
Expanded use of transcatheter procedures
“One major change is that the transcatheter valve, rather than the surgical valve, is now recommended for a large number of patients, primarily based upon the likelihood that the durability of the transcatheter valve is appropriate for the patient’s life expectancy. So, in most older adults, the transcatheter valve, rather than a surgical valve, would be the treatment for severe aortic stenosis,” she said.
“That’s a huge change,” she added. “Previously, patients had to have surgery to place a prosthetic valve, but now, many patients, particularly older adults, can have a nonsurgical approach when they are only in the hospital overnight, or sometimes even just for the day, to get their valve replaced.”
The 2020 guideline also recommends the transcatheter approach over the surgical approach for mitral valve repair or replacement for individuals who are not candidates for surgery.
“We continue to recommend surgical valve repair for the mitral valve, because we know that there are excellent long-term outcomes with surgical repair,” Dr. Otto said. “But, for people who are at high risk or prohibitive risk for surgery, we now have the option of again using a transcatheter approach or a transcatheter edge-to-edge repair of the valve. It’s a simpler procedure, doesn’t require a big incision, [and] doesn’t require a long hospital stay. Those two procedures are really changing patient management,” she said.
A tiered approach to VHD care
A third key change is a recommendation that the U.S. health care system move to a tiered approach, whereby patients with more complex conditions undergo their procedure at comprehensive, high-volume centers, and patients with simpler conditions undergo treatment at primary heart valve centers.
“More complex patients often require multidisciplinary care in order to be managed appropriately. It makes more sense to send them to a center that has the expertise and the teams in place already,” Dr. Otto said.
“Patients needing more straightforward, common procedures could be seen at a primary valve center. Those needing a more complicated procedure would go to the centers with higher volumes. So an important part of what this guideline is trying to do is to get doctors to refer their patients to the appropriate center,” she said.
Eagerly anticipated
The 2020 AHA/ACC guideline has been “eagerly anticipated,” Anthony A. Bavry, MD, MPH, UT Southwestern Medical Center, Dallas, Texas, and George J. Arnaoutakis, MD, University of Florida Health, Gainesville, wrote in a perspective article published with the guideline in Circulation.
Dr. Bavry and Dr. Arnaoutakis endorse the guideline recommendation that the U.S. health care system move to a tiered approach.
“To balance excellent outcomes and not compromise access to care, the 2020 Guideline recommends that our health care system move to a tiered approach in the treatment of valve disease, where we recognize level 1 and level 2 Centers,” they wrote.
“The level 1 Comprehensive Heart Valve Center is an important and new introduction to the Guideline,” they noted. “The level 1 Center is defined by the depth and breadth of the procedures offered. While excellent outcomes are possible at lower volume centers, literature supports that higher center and operator volumes of valve procedures are associated with excellent results and low mortality.”
The authors pointed out that level 2 primary valve centers offer many of the same valve procedures as the level 1 centers but are limited by the scope of procedures they can offer.
“For example, specialized procedures such as alternative access TAVR, valve-in-valve TAVR, transcatheter edge-to-edge mitral valve repair, paravalvular leak closure, and percutaneous mitral balloon commissurotomy are recommended to be performed at a level 1 Center,” they wrote.
Transcatheter valve therapies remain “an exciting and dynamic field which offers patients a less invasive treatment option,” Dr. Bavry and Dr. Arnaoutakis concluded. They also cautioned that the pros and cons of the newer, less invasive therapies need to be weighed against the benefits of surgical procedures that have been studied and refined for more than 50 years.
Patients with VHD have many choices and will require help making informed decisions about such things as a mechanical valve vs. a bioprosthetic valve or undergoing a traditional surgical procedure vs. a catheter-based approach. “Other patients, at the extremes of age or risk status, will lean more clearly to one direction or another,” Dr. Bavry and Dr. Arnaoutakis add.
“Overall, the 2020 Guideline is a comprehensive document that should provide a useful framework for the Heart Valve Team,” they concluded.
The authors have disclosed no relevant financial relationships.
A version of this article first appeared on Medscape.com.
Experts debate wisdom of delaying second COVID-19 vaccine dose
A proposal to delay administration of the second dose of COVID-19 vaccines – suggested as a strategy to boost the number of people who get some degree of protection from a single immunization with the Pfizer/BioNTech or Moderna vaccines – is inciting a strong debate among clinicians and public health officials.
Opponents raise concerns about diverting from the two-dose schedule evaluated in clinical trials, including a lack of data on long-term protection from a single dose. They also suggest a longer interval between dosing could increase resistance of SARS-CoV-2 virus.
It is time to consider delaying the second dose, Robert M. Wachter, MD, at the University of California San Francisco, and Ashish Jha, MD, MPH, at Brown University in Providence, R.I., wrote in an opinion piece in The Washington Post Jan. 3.
The two experts state that supply constraints, distribution bottlenecks, and hundreds of thousands of new infections daily prompted them to change their stance on administering COVID-19 vaccines according to the two-dose clinical trial regimen. Furthermore, they cited a study in the New England Journal of Medicine that suggests 80%-90% efficacy for preventing SARS-CoV-2 infection following one dose of the Moderna vaccine.
Not everyone agrees one dose is a good idea. “Clinical trials with specific schedules for vaccine dosing – that’s the whole basis of the scientific evidence,” Maria Elena Bottazzi, PhD, associate dean of the National School of Tropical Medicine at Baylor College of Medicine in Houston, said in an interview.
After one dose “the immune system is learning, but it’s not ideal. That’s why you need the second dose,” Dr. Bottazzi said. “I appreciate the urgency and the anxiety ... but the data support [that] clinical efficacy requires two doses.”
Another proposed strategy to extend the current supply of COVID-19 vaccines to more Americans involves splitting the current dosage of the Moderna vaccine in half. Officials in the United States and the United Kingdom are reportedly considering this approach. In the United States, the Food and Drug Administration would have to approve any dosing change.
Agreeing to disagree
Dr. Wachter shared a link to his opinion piece on Twitter, stating that “We both came to this view because of the slow rollout & the new variant. But it’s a tough call and reasonable people will disagree.”
As predicted, the tweet elicited a number of strong opinions.
“There are no correct answers but there’s data deficiency, plenty of fodder and need for healthy, intellectual debate. That wouldn’t be occurring if there was an ample supply of vaccines,” Eric Topol, MD, director of the Scripps Translational Science Institute and editor-in-chief of Medscape, tweeted on Jan. 3.
“If the problem were with the supply of the vaccine, one might make an argument for focusing on 1st dose. But the problem is in distribution of the vaccine & giving actual doses,” John Grohol, PsyD, tweeted.
“Right now we don’t have a supply issue, we have a distribution issue,” Angela Shen, ScD, MPH, a research scientist in the Vaccine Education Center at Children’s Hospital of Philadelphia, said in an interview. Emergency use authorization for the Johnson & Johnson and other COVID-19 vaccines in development could further boost available supplies, she added.
“The clinical trials studied two doses,” Dr. Shen said. “We don’t have data that one dose is going to have lasting protection.”
Does new variant change equation?
Dr. Wachter and Dr. Jha, in their editorial, cited a quote from former boxing champion Mike Tyson: “Everybody has a plan until they’ve been punched in the mouth.” ‘Punches’ such as the new variant, the high number of cases and deaths in the United States, and other problems prompted them to advocate for the delayed dosing strategy.
“Appreciate the concern for the new variant – I think it’s worth noting that we’re punching ourselves in the mouth with the slow vaccine rollout, which is the first problem to solve,” Jake Quinton, MD, an internist at UCLA Health in Los Angeles, noted on Twitter.
Vaccine and public resistance raised
“I agree with the problem but not with the proposed solution, which is guesswork not based on data,” the Jan Grimm Lab at Memorial Sloan Kettering Cancer Center in New York responded to Dr. Wachter and Dr. Jha on Twitter. “There ARE data though that show that 1 shot alone did not elicit sufficient T-cell nor antibody response. This might also lead to mutations resistant to the vaccines. Dangerous!”
Other physicians took to Twitter to point out that changing the recommendations at this point could further erode public confidence in COVID-19 immunization. For example, Deirdre Habermehl, MD, wrote, “We’ve spent months telling the public the best route is to follow the science and now without data think a course correction based on a guesstimate is ok? Public confidence is low enough and the real issue is logistics at this point.”
Dr. Shen and Dr. Bottazzi have disclosed no relevant financial relationships.
A version of this article first appeared on Medscape.com.
A proposal to delay administration of the second dose of COVID-19 vaccines – suggested as a strategy to boost the number of people who get some degree of protection from a single immunization with the Pfizer/BioNTech or Moderna vaccines – is inciting a strong debate among clinicians and public health officials.
Opponents raise concerns about diverting from the two-dose schedule evaluated in clinical trials, including a lack of data on long-term protection from a single dose. They also suggest a longer interval between dosing could increase resistance of SARS-CoV-2 virus.
It is time to consider delaying the second dose, Robert M. Wachter, MD, at the University of California San Francisco, and Ashish Jha, MD, MPH, at Brown University in Providence, R.I., wrote in an opinion piece in The Washington Post Jan. 3.
The two experts state that supply constraints, distribution bottlenecks, and hundreds of thousands of new infections daily prompted them to change their stance on administering COVID-19 vaccines according to the two-dose clinical trial regimen. Furthermore, they cited a study in the New England Journal of Medicine that suggests 80%-90% efficacy for preventing SARS-CoV-2 infection following one dose of the Moderna vaccine.
Not everyone agrees one dose is a good idea. “Clinical trials with specific schedules for vaccine dosing – that’s the whole basis of the scientific evidence,” Maria Elena Bottazzi, PhD, associate dean of the National School of Tropical Medicine at Baylor College of Medicine in Houston, said in an interview.
After one dose “the immune system is learning, but it’s not ideal. That’s why you need the second dose,” Dr. Bottazzi said. “I appreciate the urgency and the anxiety ... but the data support [that] clinical efficacy requires two doses.”
Another proposed strategy to extend the current supply of COVID-19 vaccines to more Americans involves splitting the current dosage of the Moderna vaccine in half. Officials in the United States and the United Kingdom are reportedly considering this approach. In the United States, the Food and Drug Administration would have to approve any dosing change.
Agreeing to disagree
Dr. Wachter shared a link to his opinion piece on Twitter, stating that “We both came to this view because of the slow rollout & the new variant. But it’s a tough call and reasonable people will disagree.”
As predicted, the tweet elicited a number of strong opinions.
“There are no correct answers but there’s data deficiency, plenty of fodder and need for healthy, intellectual debate. That wouldn’t be occurring if there was an ample supply of vaccines,” Eric Topol, MD, director of the Scripps Translational Science Institute and editor-in-chief of Medscape, tweeted on Jan. 3.
“If the problem were with the supply of the vaccine, one might make an argument for focusing on 1st dose. But the problem is in distribution of the vaccine & giving actual doses,” John Grohol, PsyD, tweeted.
“Right now we don’t have a supply issue, we have a distribution issue,” Angela Shen, ScD, MPH, a research scientist in the Vaccine Education Center at Children’s Hospital of Philadelphia, said in an interview. Emergency use authorization for the Johnson & Johnson and other COVID-19 vaccines in development could further boost available supplies, she added.
“The clinical trials studied two doses,” Dr. Shen said. “We don’t have data that one dose is going to have lasting protection.”
Does new variant change equation?
Dr. Wachter and Dr. Jha, in their editorial, cited a quote from former boxing champion Mike Tyson: “Everybody has a plan until they’ve been punched in the mouth.” ‘Punches’ such as the new variant, the high number of cases and deaths in the United States, and other problems prompted them to advocate for the delayed dosing strategy.
“Appreciate the concern for the new variant – I think it’s worth noting that we’re punching ourselves in the mouth with the slow vaccine rollout, which is the first problem to solve,” Jake Quinton, MD, an internist at UCLA Health in Los Angeles, noted on Twitter.
Vaccine and public resistance raised
“I agree with the problem but not with the proposed solution, which is guesswork not based on data,” the Jan Grimm Lab at Memorial Sloan Kettering Cancer Center in New York responded to Dr. Wachter and Dr. Jha on Twitter. “There ARE data though that show that 1 shot alone did not elicit sufficient T-cell nor antibody response. This might also lead to mutations resistant to the vaccines. Dangerous!”
Other physicians took to Twitter to point out that changing the recommendations at this point could further erode public confidence in COVID-19 immunization. For example, Deirdre Habermehl, MD, wrote, “We’ve spent months telling the public the best route is to follow the science and now without data think a course correction based on a guesstimate is ok? Public confidence is low enough and the real issue is logistics at this point.”
Dr. Shen and Dr. Bottazzi have disclosed no relevant financial relationships.
A version of this article first appeared on Medscape.com.
A proposal to delay administration of the second dose of COVID-19 vaccines – suggested as a strategy to boost the number of people who get some degree of protection from a single immunization with the Pfizer/BioNTech or Moderna vaccines – is inciting a strong debate among clinicians and public health officials.
Opponents raise concerns about diverting from the two-dose schedule evaluated in clinical trials, including a lack of data on long-term protection from a single dose. They also suggest a longer interval between dosing could increase resistance of SARS-CoV-2 virus.
It is time to consider delaying the second dose, Robert M. Wachter, MD, at the University of California San Francisco, and Ashish Jha, MD, MPH, at Brown University in Providence, R.I., wrote in an opinion piece in The Washington Post Jan. 3.
The two experts state that supply constraints, distribution bottlenecks, and hundreds of thousands of new infections daily prompted them to change their stance on administering COVID-19 vaccines according to the two-dose clinical trial regimen. Furthermore, they cited a study in the New England Journal of Medicine that suggests 80%-90% efficacy for preventing SARS-CoV-2 infection following one dose of the Moderna vaccine.
Not everyone agrees one dose is a good idea. “Clinical trials with specific schedules for vaccine dosing – that’s the whole basis of the scientific evidence,” Maria Elena Bottazzi, PhD, associate dean of the National School of Tropical Medicine at Baylor College of Medicine in Houston, said in an interview.
After one dose “the immune system is learning, but it’s not ideal. That’s why you need the second dose,” Dr. Bottazzi said. “I appreciate the urgency and the anxiety ... but the data support [that] clinical efficacy requires two doses.”
Another proposed strategy to extend the current supply of COVID-19 vaccines to more Americans involves splitting the current dosage of the Moderna vaccine in half. Officials in the United States and the United Kingdom are reportedly considering this approach. In the United States, the Food and Drug Administration would have to approve any dosing change.
Agreeing to disagree
Dr. Wachter shared a link to his opinion piece on Twitter, stating that “We both came to this view because of the slow rollout & the new variant. But it’s a tough call and reasonable people will disagree.”
As predicted, the tweet elicited a number of strong opinions.
“There are no correct answers but there’s data deficiency, plenty of fodder and need for healthy, intellectual debate. That wouldn’t be occurring if there was an ample supply of vaccines,” Eric Topol, MD, director of the Scripps Translational Science Institute and editor-in-chief of Medscape, tweeted on Jan. 3.
“If the problem were with the supply of the vaccine, one might make an argument for focusing on 1st dose. But the problem is in distribution of the vaccine & giving actual doses,” John Grohol, PsyD, tweeted.
“Right now we don’t have a supply issue, we have a distribution issue,” Angela Shen, ScD, MPH, a research scientist in the Vaccine Education Center at Children’s Hospital of Philadelphia, said in an interview. Emergency use authorization for the Johnson & Johnson and other COVID-19 vaccines in development could further boost available supplies, she added.
“The clinical trials studied two doses,” Dr. Shen said. “We don’t have data that one dose is going to have lasting protection.”
Does new variant change equation?
Dr. Wachter and Dr. Jha, in their editorial, cited a quote from former boxing champion Mike Tyson: “Everybody has a plan until they’ve been punched in the mouth.” ‘Punches’ such as the new variant, the high number of cases and deaths in the United States, and other problems prompted them to advocate for the delayed dosing strategy.
“Appreciate the concern for the new variant – I think it’s worth noting that we’re punching ourselves in the mouth with the slow vaccine rollout, which is the first problem to solve,” Jake Quinton, MD, an internist at UCLA Health in Los Angeles, noted on Twitter.
Vaccine and public resistance raised
“I agree with the problem but not with the proposed solution, which is guesswork not based on data,” the Jan Grimm Lab at Memorial Sloan Kettering Cancer Center in New York responded to Dr. Wachter and Dr. Jha on Twitter. “There ARE data though that show that 1 shot alone did not elicit sufficient T-cell nor antibody response. This might also lead to mutations resistant to the vaccines. Dangerous!”
Other physicians took to Twitter to point out that changing the recommendations at this point could further erode public confidence in COVID-19 immunization. For example, Deirdre Habermehl, MD, wrote, “We’ve spent months telling the public the best route is to follow the science and now without data think a course correction based on a guesstimate is ok? Public confidence is low enough and the real issue is logistics at this point.”
Dr. Shen and Dr. Bottazzi have disclosed no relevant financial relationships.
A version of this article first appeared on Medscape.com.
New evidence shows that COVID-19 invades the brain
, new animal research suggests. Investigators injected spike 1 (S1), which is found on the tufts of the “red spikes” of the virus, into mice and found that it crossed the blood-brain barrier (BBB) and was taken up not only by brain regions and the brain space but also by other organs – specifically, the lungs, spleen, liver, and kidneys.
“We found that the S1 protein, which is the protein COVID-19 uses to ‘grab onto’ cells, crosses the BBB and is a good model of what the virus does when it enters the brain,” lead author William A. Banks, MD, professor of medicine, University of Washington, Seattle, said in an interview.
“When proteins such as the S1 protein become detached from the virus, they can enter the brain and cause mayhem, causing the brain to release cytokines, which, in turn, cause inflammation and subsequent neurotoxicity,” said Dr. Banks, associate chief of staff and a researcher at the Puget Sound Veterans Affairs Healthcare System.
The study was published online in Nature Neuroscience.
Neurologic symptoms
COVID-19 is associated with a variety of central nervous system symptoms, including the loss of taste and smell, headaches, confusion, stroke, and cerebral hemorrhage, the investigators noted.
Dr. Banks explained that SARS-CoV-2 may enter the brain by crossing the BBB, acting directly on the brain centers responsible for other body functions. The respiratory symptoms of COVID-19 may therefore result partly from the invasion of the areas of the brain responsible for respiratory functions, not only from the virus’ action at the site of the lungs.
The researchers set out to assess whether a particular viral protein – S1, which is a subunit of the viral spike protein – could cross the BBB or enter other organs when injected into mice. They found that, when intravenously injected S1 (I-S1) was cleared from the blood, tissues in multiple organs, including the lung, spleen, kidney, and liver, took it up.
Notably, uptake of I-S1 was higher in the liver, “suggesting that this protein is cleared from the blood predominantly by the liver,” Dr. Banks said. In addition, uptake by the lungs is “important, because that’s where many of the effects of the virus are,” he added.
The researchers found that I-S1 in the brains of the mice was “mostly degraded” 30 minutes following injection. “This indicates that I-S1 enters the BBB intact but is eventually degraded in the brain,” they wrote.
Moreover, by 30 minutes, more than half of the I-S1 proteins had crossed the capillary wall and had fully entered into the brain parenchymal and interstitial fluid spaces, as well as other regions.
More severe outcomes in men
The researchers then induced an inflammatory state in the mice through injection of lipopolysaccharide (LPS) and found that inflammation increased I-S1 uptake in both the brain and the lung (where uptake was increased by 101%). “These results show that inflammation could increase S1 toxicity for lung tissue by increasing its uptake,” the authors suggested. Moreover, inflammation also increased the entry of I-S1 into the brain, “likely due to BBB disruption.”
In human beings, male sex and APOE4 genotype are risk factors for both contracting COVID-19 and having a poor outcome, the authors noted. As a result, they examined I-S1 uptake in male and female mice that expressed human APOE3 or APOE4 (induced by a mouse ApoE promoter).
Multiple-comparison tests showed that among male mice that expressed human APOE3, the “fastest I-S1 uptake” was in the olfactory bulb, liver, and kidney. Female mice displayed increased APOE3 uptake in the spleen.
“This observation might relate to the increased susceptibility of men to more severe COVID-19 outcomes,” coauthor Jacob Raber, PhD, professor, departments of behavioral neuroscience, neurology, and radiation medicine, Oregon Health & Science University, Portland, said in a press release.
In addition to intravenous I-S1 injection, the researchers also investigated the effects of intranasal administration. They found that, although it also entered the brain, it did so at levels roughly 10 times lower than those induced by intravenous administration.
“Frightening tricks”
Dr. Banks said his laboratory has studied the BBB in conditions such as Alzheimer’s disease, obesity, diabetes, and HIV. “Our experience with viruses is that they do an incredible number of things and have a frightening number of tricks,” he said. In this case, “the virus is probably causing inflammation by releasing cytokines elsewhere in the body that get into the brain through the BBB.” Conversely, “the virus itself may enter the brain by crossing the BBB and directly cause brain cells to release their own cytokines,” he added.
An additional finding of the study is that, whatever the S1 protein does in the brain is a model for what the entire virus itself does, because these proteins often bring the viruses along with them, he added.
Dr. Banks said the clinical implications of the findings are that antibodies from those who have already had COVID-19 could potentially be directed against S1. Similarly, he added, so can COVID-19 vaccines, which induce production of S1.
“When an antibody locks onto something, it prevents it from crossing the BBB,” Dr. Banks noted.
Confirmatory findings
Commenting on the study, Howard E. Gendelman, MD, Margaret R. Larson Professor of Internal Medicine and Infectious Diseases and professor and chair of the department of pharmacology and experimental neuroscience, University of Nebraska, Omaha, said the study is confirmatory.
“What this paper highlights, and we have known for a long time, is that COVID-19 is a systemic, not only a respiratory, disease involving many organs and tissues and can yield not only pulmonary problems but also a whole host of cardiac, brain, and kidney problems,” he said.
“So the fact that these proteins are getting in [the brain] and are able to induce a reaction in the brain itself, and this is part of the complex progressive nature of COVID-19, is an important finding,” added Dr. Gendelman, director of the center for neurodegenerative disorders at the university. He was not involved with the study.
The study was supported by the Veterans Affairs Puget Sound Healthcare System and by grants from the National Institutes of Health. The authors and Dr. Gendelman have disclosed no relevant financial relationships.
A version of this article first appeared on Medscape.com.
, new animal research suggests. Investigators injected spike 1 (S1), which is found on the tufts of the “red spikes” of the virus, into mice and found that it crossed the blood-brain barrier (BBB) and was taken up not only by brain regions and the brain space but also by other organs – specifically, the lungs, spleen, liver, and kidneys.
“We found that the S1 protein, which is the protein COVID-19 uses to ‘grab onto’ cells, crosses the BBB and is a good model of what the virus does when it enters the brain,” lead author William A. Banks, MD, professor of medicine, University of Washington, Seattle, said in an interview.
“When proteins such as the S1 protein become detached from the virus, they can enter the brain and cause mayhem, causing the brain to release cytokines, which, in turn, cause inflammation and subsequent neurotoxicity,” said Dr. Banks, associate chief of staff and a researcher at the Puget Sound Veterans Affairs Healthcare System.
The study was published online in Nature Neuroscience.
Neurologic symptoms
COVID-19 is associated with a variety of central nervous system symptoms, including the loss of taste and smell, headaches, confusion, stroke, and cerebral hemorrhage, the investigators noted.
Dr. Banks explained that SARS-CoV-2 may enter the brain by crossing the BBB, acting directly on the brain centers responsible for other body functions. The respiratory symptoms of COVID-19 may therefore result partly from the invasion of the areas of the brain responsible for respiratory functions, not only from the virus’ action at the site of the lungs.
The researchers set out to assess whether a particular viral protein – S1, which is a subunit of the viral spike protein – could cross the BBB or enter other organs when injected into mice. They found that, when intravenously injected S1 (I-S1) was cleared from the blood, tissues in multiple organs, including the lung, spleen, kidney, and liver, took it up.
Notably, uptake of I-S1 was higher in the liver, “suggesting that this protein is cleared from the blood predominantly by the liver,” Dr. Banks said. In addition, uptake by the lungs is “important, because that’s where many of the effects of the virus are,” he added.
The researchers found that I-S1 in the brains of the mice was “mostly degraded” 30 minutes following injection. “This indicates that I-S1 enters the BBB intact but is eventually degraded in the brain,” they wrote.
Moreover, by 30 minutes, more than half of the I-S1 proteins had crossed the capillary wall and had fully entered into the brain parenchymal and interstitial fluid spaces, as well as other regions.
More severe outcomes in men
The researchers then induced an inflammatory state in the mice through injection of lipopolysaccharide (LPS) and found that inflammation increased I-S1 uptake in both the brain and the lung (where uptake was increased by 101%). “These results show that inflammation could increase S1 toxicity for lung tissue by increasing its uptake,” the authors suggested. Moreover, inflammation also increased the entry of I-S1 into the brain, “likely due to BBB disruption.”
In human beings, male sex and APOE4 genotype are risk factors for both contracting COVID-19 and having a poor outcome, the authors noted. As a result, they examined I-S1 uptake in male and female mice that expressed human APOE3 or APOE4 (induced by a mouse ApoE promoter).
Multiple-comparison tests showed that among male mice that expressed human APOE3, the “fastest I-S1 uptake” was in the olfactory bulb, liver, and kidney. Female mice displayed increased APOE3 uptake in the spleen.
“This observation might relate to the increased susceptibility of men to more severe COVID-19 outcomes,” coauthor Jacob Raber, PhD, professor, departments of behavioral neuroscience, neurology, and radiation medicine, Oregon Health & Science University, Portland, said in a press release.
In addition to intravenous I-S1 injection, the researchers also investigated the effects of intranasal administration. They found that, although it also entered the brain, it did so at levels roughly 10 times lower than those induced by intravenous administration.
“Frightening tricks”
Dr. Banks said his laboratory has studied the BBB in conditions such as Alzheimer’s disease, obesity, diabetes, and HIV. “Our experience with viruses is that they do an incredible number of things and have a frightening number of tricks,” he said. In this case, “the virus is probably causing inflammation by releasing cytokines elsewhere in the body that get into the brain through the BBB.” Conversely, “the virus itself may enter the brain by crossing the BBB and directly cause brain cells to release their own cytokines,” he added.
An additional finding of the study is that, whatever the S1 protein does in the brain is a model for what the entire virus itself does, because these proteins often bring the viruses along with them, he added.
Dr. Banks said the clinical implications of the findings are that antibodies from those who have already had COVID-19 could potentially be directed against S1. Similarly, he added, so can COVID-19 vaccines, which induce production of S1.
“When an antibody locks onto something, it prevents it from crossing the BBB,” Dr. Banks noted.
Confirmatory findings
Commenting on the study, Howard E. Gendelman, MD, Margaret R. Larson Professor of Internal Medicine and Infectious Diseases and professor and chair of the department of pharmacology and experimental neuroscience, University of Nebraska, Omaha, said the study is confirmatory.
“What this paper highlights, and we have known for a long time, is that COVID-19 is a systemic, not only a respiratory, disease involving many organs and tissues and can yield not only pulmonary problems but also a whole host of cardiac, brain, and kidney problems,” he said.
“So the fact that these proteins are getting in [the brain] and are able to induce a reaction in the brain itself, and this is part of the complex progressive nature of COVID-19, is an important finding,” added Dr. Gendelman, director of the center for neurodegenerative disorders at the university. He was not involved with the study.
The study was supported by the Veterans Affairs Puget Sound Healthcare System and by grants from the National Institutes of Health. The authors and Dr. Gendelman have disclosed no relevant financial relationships.
A version of this article first appeared on Medscape.com.
, new animal research suggests. Investigators injected spike 1 (S1), which is found on the tufts of the “red spikes” of the virus, into mice and found that it crossed the blood-brain barrier (BBB) and was taken up not only by brain regions and the brain space but also by other organs – specifically, the lungs, spleen, liver, and kidneys.
“We found that the S1 protein, which is the protein COVID-19 uses to ‘grab onto’ cells, crosses the BBB and is a good model of what the virus does when it enters the brain,” lead author William A. Banks, MD, professor of medicine, University of Washington, Seattle, said in an interview.
“When proteins such as the S1 protein become detached from the virus, they can enter the brain and cause mayhem, causing the brain to release cytokines, which, in turn, cause inflammation and subsequent neurotoxicity,” said Dr. Banks, associate chief of staff and a researcher at the Puget Sound Veterans Affairs Healthcare System.
The study was published online in Nature Neuroscience.
Neurologic symptoms
COVID-19 is associated with a variety of central nervous system symptoms, including the loss of taste and smell, headaches, confusion, stroke, and cerebral hemorrhage, the investigators noted.
Dr. Banks explained that SARS-CoV-2 may enter the brain by crossing the BBB, acting directly on the brain centers responsible for other body functions. The respiratory symptoms of COVID-19 may therefore result partly from the invasion of the areas of the brain responsible for respiratory functions, not only from the virus’ action at the site of the lungs.
The researchers set out to assess whether a particular viral protein – S1, which is a subunit of the viral spike protein – could cross the BBB or enter other organs when injected into mice. They found that, when intravenously injected S1 (I-S1) was cleared from the blood, tissues in multiple organs, including the lung, spleen, kidney, and liver, took it up.
Notably, uptake of I-S1 was higher in the liver, “suggesting that this protein is cleared from the blood predominantly by the liver,” Dr. Banks said. In addition, uptake by the lungs is “important, because that’s where many of the effects of the virus are,” he added.
The researchers found that I-S1 in the brains of the mice was “mostly degraded” 30 minutes following injection. “This indicates that I-S1 enters the BBB intact but is eventually degraded in the brain,” they wrote.
Moreover, by 30 minutes, more than half of the I-S1 proteins had crossed the capillary wall and had fully entered into the brain parenchymal and interstitial fluid spaces, as well as other regions.
More severe outcomes in men
The researchers then induced an inflammatory state in the mice through injection of lipopolysaccharide (LPS) and found that inflammation increased I-S1 uptake in both the brain and the lung (where uptake was increased by 101%). “These results show that inflammation could increase S1 toxicity for lung tissue by increasing its uptake,” the authors suggested. Moreover, inflammation also increased the entry of I-S1 into the brain, “likely due to BBB disruption.”
In human beings, male sex and APOE4 genotype are risk factors for both contracting COVID-19 and having a poor outcome, the authors noted. As a result, they examined I-S1 uptake in male and female mice that expressed human APOE3 or APOE4 (induced by a mouse ApoE promoter).
Multiple-comparison tests showed that among male mice that expressed human APOE3, the “fastest I-S1 uptake” was in the olfactory bulb, liver, and kidney. Female mice displayed increased APOE3 uptake in the spleen.
“This observation might relate to the increased susceptibility of men to more severe COVID-19 outcomes,” coauthor Jacob Raber, PhD, professor, departments of behavioral neuroscience, neurology, and radiation medicine, Oregon Health & Science University, Portland, said in a press release.
In addition to intravenous I-S1 injection, the researchers also investigated the effects of intranasal administration. They found that, although it also entered the brain, it did so at levels roughly 10 times lower than those induced by intravenous administration.
“Frightening tricks”
Dr. Banks said his laboratory has studied the BBB in conditions such as Alzheimer’s disease, obesity, diabetes, and HIV. “Our experience with viruses is that they do an incredible number of things and have a frightening number of tricks,” he said. In this case, “the virus is probably causing inflammation by releasing cytokines elsewhere in the body that get into the brain through the BBB.” Conversely, “the virus itself may enter the brain by crossing the BBB and directly cause brain cells to release their own cytokines,” he added.
An additional finding of the study is that, whatever the S1 protein does in the brain is a model for what the entire virus itself does, because these proteins often bring the viruses along with them, he added.
Dr. Banks said the clinical implications of the findings are that antibodies from those who have already had COVID-19 could potentially be directed against S1. Similarly, he added, so can COVID-19 vaccines, which induce production of S1.
“When an antibody locks onto something, it prevents it from crossing the BBB,” Dr. Banks noted.
Confirmatory findings
Commenting on the study, Howard E. Gendelman, MD, Margaret R. Larson Professor of Internal Medicine and Infectious Diseases and professor and chair of the department of pharmacology and experimental neuroscience, University of Nebraska, Omaha, said the study is confirmatory.
“What this paper highlights, and we have known for a long time, is that COVID-19 is a systemic, not only a respiratory, disease involving many organs and tissues and can yield not only pulmonary problems but also a whole host of cardiac, brain, and kidney problems,” he said.
“So the fact that these proteins are getting in [the brain] and are able to induce a reaction in the brain itself, and this is part of the complex progressive nature of COVID-19, is an important finding,” added Dr. Gendelman, director of the center for neurodegenerative disorders at the university. He was not involved with the study.
The study was supported by the Veterans Affairs Puget Sound Healthcare System and by grants from the National Institutes of Health. The authors and Dr. Gendelman have disclosed no relevant financial relationships.
A version of this article first appeared on Medscape.com.
FROM NATURE NEUROSCIENCE
U.S. hits 20 million cases as COVID variant spreads
The United States started 2021 they way it ended 2020: Setting new records amidst the coronavirus pandemic.
The country passed the 20 million mark for coronavirus cases on Friday, setting the mark sometime around noon, according to Johns Hopkins University’s COVID-19 tracker. The total is nearly twice as many as the next worst country – India, which has 10.28 million cases.
Along with the case count, more than 346,000 Americans have now died of COVID-19, the disease caused by the coronavirus. That is 77% more fatalities than Brazil, which ranks second globally with 194,949 deaths.
More than 125,370 coronavirus patients were hospitalized on Thursday, the fourth record-setting day in a row, according to the COVID Tracking Project.
Going by official tallies, it took 292 days for the United States to reach its first 10 million cases, and just 54 more days to double it, CNN reported.
Meanwhile, 12.41 million doses of COVID-19 vaccines have been distributed in the United States as of Wednesday, according to the Centers for Disease Control and Prevention. Yet only 2.8 million people have received the first of a two-shot regimen.
The slower-than-hoped-for rollout of the Pfizer and Moderna vaccines comes as a new variant of the coronavirus has emerged in a third state. Florida officials announced a confirmed case of the new variant – believed to have originated in the United Kingdom – in Martin County in southeast Florida.
The state health department said on Twitter that the patient is a man in his 20s with no history of travel. The department said it is working with the CDC to investigate.
The variant has also been confirmed in cases in Colorado and California. It is believed to be more contagious. The BBC reported that the new variant increases the reproduction, or “R number,” by 0.4 and 0.7. The UK’s most recent R number has been estimated at 1.1-1.3, meaning anyone who has the coronavirus could be assumed to spread it to up to 1.3 people.
The R number needs to be below 1.0 for the spread of the virus to fall.
“There is a huge difference in how easily the variant virus spreads,” Professor Axel Gandy of London’s Imperial College told BBC News. “This is the most serious change in the virus since the epidemic began.”
A version of this article first appeared on WebMD.com.
The United States started 2021 they way it ended 2020: Setting new records amidst the coronavirus pandemic.
The country passed the 20 million mark for coronavirus cases on Friday, setting the mark sometime around noon, according to Johns Hopkins University’s COVID-19 tracker. The total is nearly twice as many as the next worst country – India, which has 10.28 million cases.
Along with the case count, more than 346,000 Americans have now died of COVID-19, the disease caused by the coronavirus. That is 77% more fatalities than Brazil, which ranks second globally with 194,949 deaths.
More than 125,370 coronavirus patients were hospitalized on Thursday, the fourth record-setting day in a row, according to the COVID Tracking Project.
Going by official tallies, it took 292 days for the United States to reach its first 10 million cases, and just 54 more days to double it, CNN reported.
Meanwhile, 12.41 million doses of COVID-19 vaccines have been distributed in the United States as of Wednesday, according to the Centers for Disease Control and Prevention. Yet only 2.8 million people have received the first of a two-shot regimen.
The slower-than-hoped-for rollout of the Pfizer and Moderna vaccines comes as a new variant of the coronavirus has emerged in a third state. Florida officials announced a confirmed case of the new variant – believed to have originated in the United Kingdom – in Martin County in southeast Florida.
The state health department said on Twitter that the patient is a man in his 20s with no history of travel. The department said it is working with the CDC to investigate.
The variant has also been confirmed in cases in Colorado and California. It is believed to be more contagious. The BBC reported that the new variant increases the reproduction, or “R number,” by 0.4 and 0.7. The UK’s most recent R number has been estimated at 1.1-1.3, meaning anyone who has the coronavirus could be assumed to spread it to up to 1.3 people.
The R number needs to be below 1.0 for the spread of the virus to fall.
“There is a huge difference in how easily the variant virus spreads,” Professor Axel Gandy of London’s Imperial College told BBC News. “This is the most serious change in the virus since the epidemic began.”
A version of this article first appeared on WebMD.com.
The United States started 2021 they way it ended 2020: Setting new records amidst the coronavirus pandemic.
The country passed the 20 million mark for coronavirus cases on Friday, setting the mark sometime around noon, according to Johns Hopkins University’s COVID-19 tracker. The total is nearly twice as many as the next worst country – India, which has 10.28 million cases.
Along with the case count, more than 346,000 Americans have now died of COVID-19, the disease caused by the coronavirus. That is 77% more fatalities than Brazil, which ranks second globally with 194,949 deaths.
More than 125,370 coronavirus patients were hospitalized on Thursday, the fourth record-setting day in a row, according to the COVID Tracking Project.
Going by official tallies, it took 292 days for the United States to reach its first 10 million cases, and just 54 more days to double it, CNN reported.
Meanwhile, 12.41 million doses of COVID-19 vaccines have been distributed in the United States as of Wednesday, according to the Centers for Disease Control and Prevention. Yet only 2.8 million people have received the first of a two-shot regimen.
The slower-than-hoped-for rollout of the Pfizer and Moderna vaccines comes as a new variant of the coronavirus has emerged in a third state. Florida officials announced a confirmed case of the new variant – believed to have originated in the United Kingdom – in Martin County in southeast Florida.
The state health department said on Twitter that the patient is a man in his 20s with no history of travel. The department said it is working with the CDC to investigate.
The variant has also been confirmed in cases in Colorado and California. It is believed to be more contagious. The BBC reported that the new variant increases the reproduction, or “R number,” by 0.4 and 0.7. The UK’s most recent R number has been estimated at 1.1-1.3, meaning anyone who has the coronavirus could be assumed to spread it to up to 1.3 people.
The R number needs to be below 1.0 for the spread of the virus to fall.
“There is a huge difference in how easily the variant virus spreads,” Professor Axel Gandy of London’s Imperial College told BBC News. “This is the most serious change in the virus since the epidemic began.”
A version of this article first appeared on WebMD.com.
Medicaid to cover routine costs for patients in trials
A boost for patients with cancer and other serious illnesses.
Congress has ordered the holdouts among U.S. states to have their Medicaid programs cover expenses related to participation in certain clinical trials, a move that was hailed by the American Society of Clinical Oncology and other groups as a boost to trials as well as to patients with serious illness who have lower incomes.
A massive wrap-up spending/COVID-19 relief bill that was signed into law Dec. 27 carried with it a mandate on Medicaid. States are ordered to put in place Medicaid payment policies for routine items and services, such as the cost of physician visits or laboratory tests, that are provided in connection with participation in clinical trials for serious and life-threatening conditions. The law includes a January 2022 target date for this coverage through Medicaid.
Medicare and other large insurers already pick up the tab for these kinds of expenses, leaving Medicaid as an outlier, ASCO noted in a press statement. ASCO and other cancer groups have for years pressed Medicaid to cover routine expenses for people participating in clinical trials. Already, 15 states, including California, require their Medicaid programs to cover these expenses, according to ASCO.
“We believe that the trials can bring extra benefits to patients,” said Monica M. Bertagnolli, MD, of Dana-Farber Cancer Institute, Boston. Dr. Bertagnolli has worked for years to secure Medicaid coverage for expenses connected to clinical trials.
Although Medicaid covers costs of standard care for cancer patients, people enrolled in the program may have concerns about participating in clinical studies, said Dr. Bertagnolli, chair of the Association for Clinical Oncology, which was established by ASCO to promote wider access to cancer care. Having extra medical expenses may be more than these patients can tolerate.
“Many of them just say, ‘I can’t take that financial risk, so I’ll just stay with standard of care,’ “ Dr. Bertagnolli said in an interview.
Equity issues
Medicaid has expanded greatly, owing to financial aid provided to states through the Affordable Care Act of 2010.
To date, 38 of 50 U.S. states have accepted federal aid to lift income limits for Medicaid eligibility, according to a tally kept by the nonprofit Kaiser Family Foundation. This Medicaid expansion has given more of the nation’s working poor access to health.care, including cancer treatment. Between 2013 and January 2020, enrollment in Medicaid in expansion states increased by about 12.4 million, according to the Medicaid and CHIP Payment and Access Commission.
Medicaid is the nation’s dominant health insurer. Enrollment has been around 70 million in recent months.
That tops the 61 million enrolled in Medicare, the federal program for people aged 65 and older and those with disabilities. (There’s some overlap between Medicare and Medicaid. About 12.8 million persons were dually eligible for these programs in 2018.) UnitedHealth, a giant private insurer, has about 43 million domestic customers.
Medicaid also serves many of the groups of people for which researchers have been seeking to increase participation in clinical trials. ASCO’s Association for Clinical Oncology and dozens of its partners raised this point in a letter to congressional leaders on Feb. 15, 2020.
“Lack of participation in clinical trials from the Medicaid population means these patients are being excluded from potentially life-saving trials and are not reflected in the outcome of the clinical research,” the groups wrote. “Increased access to clinical trial participation for Medicaid enrollees helps ensure medical research results more accurately capture and reflect the populations of this country.”
The ACA’s Medicaid expansion is working to address some of the racial gaps in insurance coverage, according to a January 2020 report from the nonprofit Commonwealth Fund.
Black and Hispanic adults are almost twice as likely as are White adults to have incomes that are less than 200% of the federal poverty level, according to the Commonwealth Fund report. The report also said that people in these groups reported significantly higher rates of cost-related problems in receiving care before the Medicaid expansion began in 2014.
The uninsured rate for Black adults dropped from 24.4% in 2013 to 14.4% in 2018; the rate for Hispanic adults fell from 40.2% to 24.9%, according to the Commonwealth Fund report.
There are concerns, though, about attempts by some governors to impose onerous restrictions on adults enrolled in Medicaid, Dr. Bertagnolli said. She was president of ASCO in 2018 when the group called on the Centers for Medicare & Medicaid Services to reject state requests to create restrictions that could hinder people’s access to cancer screening or care.
The Trump administration encouraged governors to adopt work requirements. As a result, a dozen states approved these policies, according to a November report from the nonprofit Center on Budget and Policy Priorities. The efforts were blocked by courts.
Data from the limited period of implementation in Arkansas, Michigan, and New Hampshire provide evidence that these kinds of requirements don’t work as intended, according to the CBPP report.
“In all three states, evidence suggests that people who were working and people with serious health needs who should have been eligible for exemptions lost coverage or were at risk of losing coverage due to red tape,” CBPP analysts Jennifer Wagner and Jessica Schubel wrote in their report.
In 2019, The New England Journal of Medicine published an article about the early stages of the Arkansas experiment with Medicaid work rules. Almost 17,000 adults lost their health care coverage in the initial months of implementation, but there appeared to be no significant difference in employment, Benjamin Sommers, MD, PhD, of the Harvard School of Public Health, Boston, and colleagues wrote in their article.
For many people in Arkansas, coverage was lost because of difficulties in reporting compliance with the Medicaid work rule, not because of the employment mandate itself, according to the authors. More than 95% of persons who were targeted by Arkansas’ Medicaid work policy already met its requirements or should have been exempt, they wrote.
Democrats have tended to oppose efforts to attach work requirements, which can include volunteer activities or career training, to Medicaid. Dr. Bertagnolli said there is a need to guard against any future bid to add work requirements to the program.
Extra bureaucratic hurdles may pose an especially tough burden on working adults enrolled in Medicaid, she said.
People who qualify for the program may already be worried about their finances while juggling continued demands of child care and employment, she said. They don’t need to be put at risk of losing access to medical care over administrative rules while undergoing cancer treatment, she said.
“We have to take care of people who are sick. That’s just the way it is,” Dr. Bertagnolli said.
A version of this article first appeared on Medscape.com.
A boost for patients with cancer and other serious illnesses.
A boost for patients with cancer and other serious illnesses.
Congress has ordered the holdouts among U.S. states to have their Medicaid programs cover expenses related to participation in certain clinical trials, a move that was hailed by the American Society of Clinical Oncology and other groups as a boost to trials as well as to patients with serious illness who have lower incomes.
A massive wrap-up spending/COVID-19 relief bill that was signed into law Dec. 27 carried with it a mandate on Medicaid. States are ordered to put in place Medicaid payment policies for routine items and services, such as the cost of physician visits or laboratory tests, that are provided in connection with participation in clinical trials for serious and life-threatening conditions. The law includes a January 2022 target date for this coverage through Medicaid.
Medicare and other large insurers already pick up the tab for these kinds of expenses, leaving Medicaid as an outlier, ASCO noted in a press statement. ASCO and other cancer groups have for years pressed Medicaid to cover routine expenses for people participating in clinical trials. Already, 15 states, including California, require their Medicaid programs to cover these expenses, according to ASCO.
“We believe that the trials can bring extra benefits to patients,” said Monica M. Bertagnolli, MD, of Dana-Farber Cancer Institute, Boston. Dr. Bertagnolli has worked for years to secure Medicaid coverage for expenses connected to clinical trials.
Although Medicaid covers costs of standard care for cancer patients, people enrolled in the program may have concerns about participating in clinical studies, said Dr. Bertagnolli, chair of the Association for Clinical Oncology, which was established by ASCO to promote wider access to cancer care. Having extra medical expenses may be more than these patients can tolerate.
“Many of them just say, ‘I can’t take that financial risk, so I’ll just stay with standard of care,’ “ Dr. Bertagnolli said in an interview.
Equity issues
Medicaid has expanded greatly, owing to financial aid provided to states through the Affordable Care Act of 2010.
To date, 38 of 50 U.S. states have accepted federal aid to lift income limits for Medicaid eligibility, according to a tally kept by the nonprofit Kaiser Family Foundation. This Medicaid expansion has given more of the nation’s working poor access to health.care, including cancer treatment. Between 2013 and January 2020, enrollment in Medicaid in expansion states increased by about 12.4 million, according to the Medicaid and CHIP Payment and Access Commission.
Medicaid is the nation’s dominant health insurer. Enrollment has been around 70 million in recent months.
That tops the 61 million enrolled in Medicare, the federal program for people aged 65 and older and those with disabilities. (There’s some overlap between Medicare and Medicaid. About 12.8 million persons were dually eligible for these programs in 2018.) UnitedHealth, a giant private insurer, has about 43 million domestic customers.
Medicaid also serves many of the groups of people for which researchers have been seeking to increase participation in clinical trials. ASCO’s Association for Clinical Oncology and dozens of its partners raised this point in a letter to congressional leaders on Feb. 15, 2020.
“Lack of participation in clinical trials from the Medicaid population means these patients are being excluded from potentially life-saving trials and are not reflected in the outcome of the clinical research,” the groups wrote. “Increased access to clinical trial participation for Medicaid enrollees helps ensure medical research results more accurately capture and reflect the populations of this country.”
The ACA’s Medicaid expansion is working to address some of the racial gaps in insurance coverage, according to a January 2020 report from the nonprofit Commonwealth Fund.
Black and Hispanic adults are almost twice as likely as are White adults to have incomes that are less than 200% of the federal poverty level, according to the Commonwealth Fund report. The report also said that people in these groups reported significantly higher rates of cost-related problems in receiving care before the Medicaid expansion began in 2014.
The uninsured rate for Black adults dropped from 24.4% in 2013 to 14.4% in 2018; the rate for Hispanic adults fell from 40.2% to 24.9%, according to the Commonwealth Fund report.
There are concerns, though, about attempts by some governors to impose onerous restrictions on adults enrolled in Medicaid, Dr. Bertagnolli said. She was president of ASCO in 2018 when the group called on the Centers for Medicare & Medicaid Services to reject state requests to create restrictions that could hinder people’s access to cancer screening or care.
The Trump administration encouraged governors to adopt work requirements. As a result, a dozen states approved these policies, according to a November report from the nonprofit Center on Budget and Policy Priorities. The efforts were blocked by courts.
Data from the limited period of implementation in Arkansas, Michigan, and New Hampshire provide evidence that these kinds of requirements don’t work as intended, according to the CBPP report.
“In all three states, evidence suggests that people who were working and people with serious health needs who should have been eligible for exemptions lost coverage or were at risk of losing coverage due to red tape,” CBPP analysts Jennifer Wagner and Jessica Schubel wrote in their report.
In 2019, The New England Journal of Medicine published an article about the early stages of the Arkansas experiment with Medicaid work rules. Almost 17,000 adults lost their health care coverage in the initial months of implementation, but there appeared to be no significant difference in employment, Benjamin Sommers, MD, PhD, of the Harvard School of Public Health, Boston, and colleagues wrote in their article.
For many people in Arkansas, coverage was lost because of difficulties in reporting compliance with the Medicaid work rule, not because of the employment mandate itself, according to the authors. More than 95% of persons who were targeted by Arkansas’ Medicaid work policy already met its requirements or should have been exempt, they wrote.
Democrats have tended to oppose efforts to attach work requirements, which can include volunteer activities or career training, to Medicaid. Dr. Bertagnolli said there is a need to guard against any future bid to add work requirements to the program.
Extra bureaucratic hurdles may pose an especially tough burden on working adults enrolled in Medicaid, she said.
People who qualify for the program may already be worried about their finances while juggling continued demands of child care and employment, she said. They don’t need to be put at risk of losing access to medical care over administrative rules while undergoing cancer treatment, she said.
“We have to take care of people who are sick. That’s just the way it is,” Dr. Bertagnolli said.
A version of this article first appeared on Medscape.com.
Congress has ordered the holdouts among U.S. states to have their Medicaid programs cover expenses related to participation in certain clinical trials, a move that was hailed by the American Society of Clinical Oncology and other groups as a boost to trials as well as to patients with serious illness who have lower incomes.
A massive wrap-up spending/COVID-19 relief bill that was signed into law Dec. 27 carried with it a mandate on Medicaid. States are ordered to put in place Medicaid payment policies for routine items and services, such as the cost of physician visits or laboratory tests, that are provided in connection with participation in clinical trials for serious and life-threatening conditions. The law includes a January 2022 target date for this coverage through Medicaid.
Medicare and other large insurers already pick up the tab for these kinds of expenses, leaving Medicaid as an outlier, ASCO noted in a press statement. ASCO and other cancer groups have for years pressed Medicaid to cover routine expenses for people participating in clinical trials. Already, 15 states, including California, require their Medicaid programs to cover these expenses, according to ASCO.
“We believe that the trials can bring extra benefits to patients,” said Monica M. Bertagnolli, MD, of Dana-Farber Cancer Institute, Boston. Dr. Bertagnolli has worked for years to secure Medicaid coverage for expenses connected to clinical trials.
Although Medicaid covers costs of standard care for cancer patients, people enrolled in the program may have concerns about participating in clinical studies, said Dr. Bertagnolli, chair of the Association for Clinical Oncology, which was established by ASCO to promote wider access to cancer care. Having extra medical expenses may be more than these patients can tolerate.
“Many of them just say, ‘I can’t take that financial risk, so I’ll just stay with standard of care,’ “ Dr. Bertagnolli said in an interview.
Equity issues
Medicaid has expanded greatly, owing to financial aid provided to states through the Affordable Care Act of 2010.
To date, 38 of 50 U.S. states have accepted federal aid to lift income limits for Medicaid eligibility, according to a tally kept by the nonprofit Kaiser Family Foundation. This Medicaid expansion has given more of the nation’s working poor access to health.care, including cancer treatment. Between 2013 and January 2020, enrollment in Medicaid in expansion states increased by about 12.4 million, according to the Medicaid and CHIP Payment and Access Commission.
Medicaid is the nation’s dominant health insurer. Enrollment has been around 70 million in recent months.
That tops the 61 million enrolled in Medicare, the federal program for people aged 65 and older and those with disabilities. (There’s some overlap between Medicare and Medicaid. About 12.8 million persons were dually eligible for these programs in 2018.) UnitedHealth, a giant private insurer, has about 43 million domestic customers.
Medicaid also serves many of the groups of people for which researchers have been seeking to increase participation in clinical trials. ASCO’s Association for Clinical Oncology and dozens of its partners raised this point in a letter to congressional leaders on Feb. 15, 2020.
“Lack of participation in clinical trials from the Medicaid population means these patients are being excluded from potentially life-saving trials and are not reflected in the outcome of the clinical research,” the groups wrote. “Increased access to clinical trial participation for Medicaid enrollees helps ensure medical research results more accurately capture and reflect the populations of this country.”
The ACA’s Medicaid expansion is working to address some of the racial gaps in insurance coverage, according to a January 2020 report from the nonprofit Commonwealth Fund.
Black and Hispanic adults are almost twice as likely as are White adults to have incomes that are less than 200% of the federal poverty level, according to the Commonwealth Fund report. The report also said that people in these groups reported significantly higher rates of cost-related problems in receiving care before the Medicaid expansion began in 2014.
The uninsured rate for Black adults dropped from 24.4% in 2013 to 14.4% in 2018; the rate for Hispanic adults fell from 40.2% to 24.9%, according to the Commonwealth Fund report.
There are concerns, though, about attempts by some governors to impose onerous restrictions on adults enrolled in Medicaid, Dr. Bertagnolli said. She was president of ASCO in 2018 when the group called on the Centers for Medicare & Medicaid Services to reject state requests to create restrictions that could hinder people’s access to cancer screening or care.
The Trump administration encouraged governors to adopt work requirements. As a result, a dozen states approved these policies, according to a November report from the nonprofit Center on Budget and Policy Priorities. The efforts were blocked by courts.
Data from the limited period of implementation in Arkansas, Michigan, and New Hampshire provide evidence that these kinds of requirements don’t work as intended, according to the CBPP report.
“In all three states, evidence suggests that people who were working and people with serious health needs who should have been eligible for exemptions lost coverage or were at risk of losing coverage due to red tape,” CBPP analysts Jennifer Wagner and Jessica Schubel wrote in their report.
In 2019, The New England Journal of Medicine published an article about the early stages of the Arkansas experiment with Medicaid work rules. Almost 17,000 adults lost their health care coverage in the initial months of implementation, but there appeared to be no significant difference in employment, Benjamin Sommers, MD, PhD, of the Harvard School of Public Health, Boston, and colleagues wrote in their article.
For many people in Arkansas, coverage was lost because of difficulties in reporting compliance with the Medicaid work rule, not because of the employment mandate itself, according to the authors. More than 95% of persons who were targeted by Arkansas’ Medicaid work policy already met its requirements or should have been exempt, they wrote.
Democrats have tended to oppose efforts to attach work requirements, which can include volunteer activities or career training, to Medicaid. Dr. Bertagnolli said there is a need to guard against any future bid to add work requirements to the program.
Extra bureaucratic hurdles may pose an especially tough burden on working adults enrolled in Medicaid, she said.
People who qualify for the program may already be worried about their finances while juggling continued demands of child care and employment, she said. They don’t need to be put at risk of losing access to medical care over administrative rules while undergoing cancer treatment, she said.
“We have to take care of people who are sick. That’s just the way it is,” Dr. Bertagnolli said.
A version of this article first appeared on Medscape.com.
COVID-19 mortality in hospitalized HF patients: Nearly 1 in 4
Patients with heart failure who are infected with SARS-CoV-2 are at high risk for complications, with nearly 1 in 4 dying during hospitalization, according to a large database analysis that included more than 8,000 patients who had heart failure and COVID-19.
In-hospital mortality was 24.2% for patients who had a history of heart failure and were hospitalized with COVID-19, as compared with 14.2% for individuals without heart failure who were hospitalized with COVID-19.
For perspective, the researchers compared the patients with heart failure and COVID-19 with patients who had a history of heart failure and were hospitalized for an acute worsening episode: the risk for death was about 10-fold higher with COVID-19.
“These patients really face remarkably high risk, and when we compare that to the risk of in-hospital death with something we are a lot more familiar with – acute heart failure – we see that the risk was about 10-fold greater,” said first author Ankeet S. Bhatt, MD, MBA, from Brigham and Women’s Hospital and Harvard Medical School, both in Boston.
In an article published online in JACC Heart Failure on Dec. 28, a group led by Dr. Bhatt and senior author Scott D. Solomon, MD, reported an analysis of administrative data on a total of 2,041,855 incident hospitalizations logged in the Premier Healthcare Database between April 1, 2020, and Sept. 30, 2020.
The Premier Healthcare Database comprises data from more than 1 billion patient encounters, which equates to approximately 1 in every 5 of all inpatient discharges in the United States.
Of 132,312 hospitalizations of patients with a history of heart failure, 23,843 (18.0%) were hospitalized with acute heart failure, 8,383 patients (6.4%) were hospitalized with COVID-19, and 100,068 (75.6%) were hospitalized for other reasons.
Outcomes and resource utilization were compared with 141,895 COVID-19 hospitalizations of patients who did not have heart failure.
Patients were deemed to have a history of heart failure if they were hospitalized at least once for heart failure from Jan. 1, 2019, to March 21, 2020, or had at least two heart failure outpatient visits during that period.
In a comment, Dr. Solomon noted some of the pros and cons of the data used in this study.
“Premier is a huge database, encompassing about one-quarter of all the health care facilities in the United States and one-fifth of all inpatient visits, so for that reason we’re able to look at things that are very difficult to look at in smaller hospital systems, but the data are also limited in that you don’t have as much granular detail as you might in smaller datasets,” said Dr. Solomon.
“One thing to recognize is that our data start at the point of hospital admission, so were looking only at individuals who have crossed the threshold in terms of their illness and been admitted,” he added.
Use of in-hospital resources was significantly greater for patients with heart failure hospitalized for COVID-19, compared with patients hospitalized for acute heart failure or for other reasons. This included “multifold” higher rates of ICU care (29% vs. 15%), mechanical ventilation (17% vs. 6%), and central venous catheter insertion (19% vs. 7%; P < .001 for all).
The proportion of patients who required mechanical ventilation and care in the ICU in the group with COVID-19 but who did not have no heart failure was similar to those who had both conditions.
The greater odds of in-hospital mortality among patients with both heart failure and COVID-19, compared with individuals with heart failure hospitalized for other reasons, was strongest in April, with an adjusted odds ratio of 14.48, compared with subsequent months (adjusted OR for May-September, 10.11; P for interaction < .001).
“We’re obviously not able to say with certainty what was happening in April, but I think that maybe the patients who were most vulnerable to COVID-19 may be more represented in that population, so the patients with comorbidities or who are immunosuppressed or otherwise,” said Dr. Bhatt in an interview.
“The other thing we think is that there may be a learning curve in terms of how to care for patients with acute severe respiratory illness. That includes increased institutional knowledge – like the use of prone ventilation – but also therapies that were subsequently shown to have benefit in randomized clinical trials, such as dexamethasone,” he added.
“These results should remind us to be innovative and thoughtful in our management of patients with heart failure while trying to maintain equity and good health for all,” wrote Nasrien E. Ibrahim, MD, from Massachusetts General Hospital, Boston; Ersilia DeFillipis, MD, Columbia University, New York; and Mitchel Psotka, MD, PhD, Innova Heart and Vascular Institute, Falls Church, Va., in an editorial accompanying the study.
The data emphasize the importance of ensuring equal access to services such as telemedicine, virtual visits, home nursing visits, and remote monitoring, they noted.
“As the COVID-19 pandemic rages on and disproportionately ravages socioeconomically disadvantaged communities, we should focus our efforts on strategies that minimize these inequities,” the editorialists wrote.
Dr. Solomon noted that, although Black and Hispanic patients were overrepresented in the population of heart failure patients hospitalized with COVID-19, once in the hospital, race was not a predictor of in-hospital mortality or the need for mechanical ventilation.
Dr. Bhatt has received speaker fees from Sanofi Pasteur and is supported by a National Institutes of Health/National Heart, Lung, and Blood Institute postdoctoral training grant. Dr. Solomon has received grant support and/or speaking fees from a number of companies and from the NIH/NHLBI. The editorialists disclosed no relevant financial relationships.
A version of this article first appeared on Medscape.com.
Patients with heart failure who are infected with SARS-CoV-2 are at high risk for complications, with nearly 1 in 4 dying during hospitalization, according to a large database analysis that included more than 8,000 patients who had heart failure and COVID-19.
In-hospital mortality was 24.2% for patients who had a history of heart failure and were hospitalized with COVID-19, as compared with 14.2% for individuals without heart failure who were hospitalized with COVID-19.
For perspective, the researchers compared the patients with heart failure and COVID-19 with patients who had a history of heart failure and were hospitalized for an acute worsening episode: the risk for death was about 10-fold higher with COVID-19.
“These patients really face remarkably high risk, and when we compare that to the risk of in-hospital death with something we are a lot more familiar with – acute heart failure – we see that the risk was about 10-fold greater,” said first author Ankeet S. Bhatt, MD, MBA, from Brigham and Women’s Hospital and Harvard Medical School, both in Boston.
In an article published online in JACC Heart Failure on Dec. 28, a group led by Dr. Bhatt and senior author Scott D. Solomon, MD, reported an analysis of administrative data on a total of 2,041,855 incident hospitalizations logged in the Premier Healthcare Database between April 1, 2020, and Sept. 30, 2020.
The Premier Healthcare Database comprises data from more than 1 billion patient encounters, which equates to approximately 1 in every 5 of all inpatient discharges in the United States.
Of 132,312 hospitalizations of patients with a history of heart failure, 23,843 (18.0%) were hospitalized with acute heart failure, 8,383 patients (6.4%) were hospitalized with COVID-19, and 100,068 (75.6%) were hospitalized for other reasons.
Outcomes and resource utilization were compared with 141,895 COVID-19 hospitalizations of patients who did not have heart failure.
Patients were deemed to have a history of heart failure if they were hospitalized at least once for heart failure from Jan. 1, 2019, to March 21, 2020, or had at least two heart failure outpatient visits during that period.
In a comment, Dr. Solomon noted some of the pros and cons of the data used in this study.
“Premier is a huge database, encompassing about one-quarter of all the health care facilities in the United States and one-fifth of all inpatient visits, so for that reason we’re able to look at things that are very difficult to look at in smaller hospital systems, but the data are also limited in that you don’t have as much granular detail as you might in smaller datasets,” said Dr. Solomon.
“One thing to recognize is that our data start at the point of hospital admission, so were looking only at individuals who have crossed the threshold in terms of their illness and been admitted,” he added.
Use of in-hospital resources was significantly greater for patients with heart failure hospitalized for COVID-19, compared with patients hospitalized for acute heart failure or for other reasons. This included “multifold” higher rates of ICU care (29% vs. 15%), mechanical ventilation (17% vs. 6%), and central venous catheter insertion (19% vs. 7%; P < .001 for all).
The proportion of patients who required mechanical ventilation and care in the ICU in the group with COVID-19 but who did not have no heart failure was similar to those who had both conditions.
The greater odds of in-hospital mortality among patients with both heart failure and COVID-19, compared with individuals with heart failure hospitalized for other reasons, was strongest in April, with an adjusted odds ratio of 14.48, compared with subsequent months (adjusted OR for May-September, 10.11; P for interaction < .001).
“We’re obviously not able to say with certainty what was happening in April, but I think that maybe the patients who were most vulnerable to COVID-19 may be more represented in that population, so the patients with comorbidities or who are immunosuppressed or otherwise,” said Dr. Bhatt in an interview.
“The other thing we think is that there may be a learning curve in terms of how to care for patients with acute severe respiratory illness. That includes increased institutional knowledge – like the use of prone ventilation – but also therapies that were subsequently shown to have benefit in randomized clinical trials, such as dexamethasone,” he added.
“These results should remind us to be innovative and thoughtful in our management of patients with heart failure while trying to maintain equity and good health for all,” wrote Nasrien E. Ibrahim, MD, from Massachusetts General Hospital, Boston; Ersilia DeFillipis, MD, Columbia University, New York; and Mitchel Psotka, MD, PhD, Innova Heart and Vascular Institute, Falls Church, Va., in an editorial accompanying the study.
The data emphasize the importance of ensuring equal access to services such as telemedicine, virtual visits, home nursing visits, and remote monitoring, they noted.
“As the COVID-19 pandemic rages on and disproportionately ravages socioeconomically disadvantaged communities, we should focus our efforts on strategies that minimize these inequities,” the editorialists wrote.
Dr. Solomon noted that, although Black and Hispanic patients were overrepresented in the population of heart failure patients hospitalized with COVID-19, once in the hospital, race was not a predictor of in-hospital mortality or the need for mechanical ventilation.
Dr. Bhatt has received speaker fees from Sanofi Pasteur and is supported by a National Institutes of Health/National Heart, Lung, and Blood Institute postdoctoral training grant. Dr. Solomon has received grant support and/or speaking fees from a number of companies and from the NIH/NHLBI. The editorialists disclosed no relevant financial relationships.
A version of this article first appeared on Medscape.com.
Patients with heart failure who are infected with SARS-CoV-2 are at high risk for complications, with nearly 1 in 4 dying during hospitalization, according to a large database analysis that included more than 8,000 patients who had heart failure and COVID-19.
In-hospital mortality was 24.2% for patients who had a history of heart failure and were hospitalized with COVID-19, as compared with 14.2% for individuals without heart failure who were hospitalized with COVID-19.
For perspective, the researchers compared the patients with heart failure and COVID-19 with patients who had a history of heart failure and were hospitalized for an acute worsening episode: the risk for death was about 10-fold higher with COVID-19.
“These patients really face remarkably high risk, and when we compare that to the risk of in-hospital death with something we are a lot more familiar with – acute heart failure – we see that the risk was about 10-fold greater,” said first author Ankeet S. Bhatt, MD, MBA, from Brigham and Women’s Hospital and Harvard Medical School, both in Boston.
In an article published online in JACC Heart Failure on Dec. 28, a group led by Dr. Bhatt and senior author Scott D. Solomon, MD, reported an analysis of administrative data on a total of 2,041,855 incident hospitalizations logged in the Premier Healthcare Database between April 1, 2020, and Sept. 30, 2020.
The Premier Healthcare Database comprises data from more than 1 billion patient encounters, which equates to approximately 1 in every 5 of all inpatient discharges in the United States.
Of 132,312 hospitalizations of patients with a history of heart failure, 23,843 (18.0%) were hospitalized with acute heart failure, 8,383 patients (6.4%) were hospitalized with COVID-19, and 100,068 (75.6%) were hospitalized for other reasons.
Outcomes and resource utilization were compared with 141,895 COVID-19 hospitalizations of patients who did not have heart failure.
Patients were deemed to have a history of heart failure if they were hospitalized at least once for heart failure from Jan. 1, 2019, to March 21, 2020, or had at least two heart failure outpatient visits during that period.
In a comment, Dr. Solomon noted some of the pros and cons of the data used in this study.
“Premier is a huge database, encompassing about one-quarter of all the health care facilities in the United States and one-fifth of all inpatient visits, so for that reason we’re able to look at things that are very difficult to look at in smaller hospital systems, but the data are also limited in that you don’t have as much granular detail as you might in smaller datasets,” said Dr. Solomon.
“One thing to recognize is that our data start at the point of hospital admission, so were looking only at individuals who have crossed the threshold in terms of their illness and been admitted,” he added.
Use of in-hospital resources was significantly greater for patients with heart failure hospitalized for COVID-19, compared with patients hospitalized for acute heart failure or for other reasons. This included “multifold” higher rates of ICU care (29% vs. 15%), mechanical ventilation (17% vs. 6%), and central venous catheter insertion (19% vs. 7%; P < .001 for all).
The proportion of patients who required mechanical ventilation and care in the ICU in the group with COVID-19 but who did not have no heart failure was similar to those who had both conditions.
The greater odds of in-hospital mortality among patients with both heart failure and COVID-19, compared with individuals with heart failure hospitalized for other reasons, was strongest in April, with an adjusted odds ratio of 14.48, compared with subsequent months (adjusted OR for May-September, 10.11; P for interaction < .001).
“We’re obviously not able to say with certainty what was happening in April, but I think that maybe the patients who were most vulnerable to COVID-19 may be more represented in that population, so the patients with comorbidities or who are immunosuppressed or otherwise,” said Dr. Bhatt in an interview.
“The other thing we think is that there may be a learning curve in terms of how to care for patients with acute severe respiratory illness. That includes increased institutional knowledge – like the use of prone ventilation – but also therapies that were subsequently shown to have benefit in randomized clinical trials, such as dexamethasone,” he added.
“These results should remind us to be innovative and thoughtful in our management of patients with heart failure while trying to maintain equity and good health for all,” wrote Nasrien E. Ibrahim, MD, from Massachusetts General Hospital, Boston; Ersilia DeFillipis, MD, Columbia University, New York; and Mitchel Psotka, MD, PhD, Innova Heart and Vascular Institute, Falls Church, Va., in an editorial accompanying the study.
The data emphasize the importance of ensuring equal access to services such as telemedicine, virtual visits, home nursing visits, and remote monitoring, they noted.
“As the COVID-19 pandemic rages on and disproportionately ravages socioeconomically disadvantaged communities, we should focus our efforts on strategies that minimize these inequities,” the editorialists wrote.
Dr. Solomon noted that, although Black and Hispanic patients were overrepresented in the population of heart failure patients hospitalized with COVID-19, once in the hospital, race was not a predictor of in-hospital mortality or the need for mechanical ventilation.
Dr. Bhatt has received speaker fees from Sanofi Pasteur and is supported by a National Institutes of Health/National Heart, Lung, and Blood Institute postdoctoral training grant. Dr. Solomon has received grant support and/or speaking fees from a number of companies and from the NIH/NHLBI. The editorialists disclosed no relevant financial relationships.
A version of this article first appeared on Medscape.com.