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Sucralose damages DNA, linked to leaky gut: Study

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A new study reveals health concerns about the sugar substitute sucralose so alarming that researchers said people should stop eating it and the government should regulate it more.

Sucralose is sold under the brand name Splenda and is also used as an ingredient in packaged foods and beverages.

The findings were published in the Journal of Toxicology and Environmental Health, Part B. The researchers conducted a series of laboratory experiments exposing human blood cells and gut tissue to sucralose-6-acetate. The findings build on previous research that linked sucralose to gut health problems.

The researchers found that sucralose causes DNA to break apart, putting people at risk for disease. They also linked sucralose to leaky gut syndrome, which means the lining of the intestines are worn down and become permeable. Symptoms are a burning sensation, painful digestion, diarrhea, gas, and bloating.

When a substance damages DNA, it is called genotoxic. Researchers have found that eating sucralose results in the body producing a substance called sucralose-6-acetate, which the new study now shows is genotoxic. The researchers also found sucralose-6-acetate in trace amounts in off-the-shelf products that are so high, they would exceed the safety levels currently allowed in Europe.

“It’s time to revisit the safety and regulatory status of sucralose because the evidence is mounting that it carries significant risks. If nothing else, I encourage people to avoid products containing sucralose,” researcher Susan Schiffman, PhD, adjunct professor of biomedical engineering at North Carolina State University, Raleigh, said in a statement. “It’s something you should not be eating.”

The FDA says sucralose is safe, describing it as 600 times sweeter than table sugar and used in “baked goods, beverages, chewing gum, gelatins, and frozen dairy desserts.”

“To determine the safety of sucralose, the FDA reviewed more than 110 studies designed to identify possible toxic effects, including studies on the reproductive and nervous systems, carcinogenicity, and metabolism,” the agency explained on its website. “The FDA also reviewed human clinical trials to address metabolism and effects on patients with diabetes.”

The study authors reported that they had no conflicts of interest.A version of this article first appeared on WebMD.com.

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A new study reveals health concerns about the sugar substitute sucralose so alarming that researchers said people should stop eating it and the government should regulate it more.

Sucralose is sold under the brand name Splenda and is also used as an ingredient in packaged foods and beverages.

The findings were published in the Journal of Toxicology and Environmental Health, Part B. The researchers conducted a series of laboratory experiments exposing human blood cells and gut tissue to sucralose-6-acetate. The findings build on previous research that linked sucralose to gut health problems.

The researchers found that sucralose causes DNA to break apart, putting people at risk for disease. They also linked sucralose to leaky gut syndrome, which means the lining of the intestines are worn down and become permeable. Symptoms are a burning sensation, painful digestion, diarrhea, gas, and bloating.

When a substance damages DNA, it is called genotoxic. Researchers have found that eating sucralose results in the body producing a substance called sucralose-6-acetate, which the new study now shows is genotoxic. The researchers also found sucralose-6-acetate in trace amounts in off-the-shelf products that are so high, they would exceed the safety levels currently allowed in Europe.

“It’s time to revisit the safety and regulatory status of sucralose because the evidence is mounting that it carries significant risks. If nothing else, I encourage people to avoid products containing sucralose,” researcher Susan Schiffman, PhD, adjunct professor of biomedical engineering at North Carolina State University, Raleigh, said in a statement. “It’s something you should not be eating.”

The FDA says sucralose is safe, describing it as 600 times sweeter than table sugar and used in “baked goods, beverages, chewing gum, gelatins, and frozen dairy desserts.”

“To determine the safety of sucralose, the FDA reviewed more than 110 studies designed to identify possible toxic effects, including studies on the reproductive and nervous systems, carcinogenicity, and metabolism,” the agency explained on its website. “The FDA also reviewed human clinical trials to address metabolism and effects on patients with diabetes.”

The study authors reported that they had no conflicts of interest.A version of this article first appeared on WebMD.com.

A new study reveals health concerns about the sugar substitute sucralose so alarming that researchers said people should stop eating it and the government should regulate it more.

Sucralose is sold under the brand name Splenda and is also used as an ingredient in packaged foods and beverages.

The findings were published in the Journal of Toxicology and Environmental Health, Part B. The researchers conducted a series of laboratory experiments exposing human blood cells and gut tissue to sucralose-6-acetate. The findings build on previous research that linked sucralose to gut health problems.

The researchers found that sucralose causes DNA to break apart, putting people at risk for disease. They also linked sucralose to leaky gut syndrome, which means the lining of the intestines are worn down and become permeable. Symptoms are a burning sensation, painful digestion, diarrhea, gas, and bloating.

When a substance damages DNA, it is called genotoxic. Researchers have found that eating sucralose results in the body producing a substance called sucralose-6-acetate, which the new study now shows is genotoxic. The researchers also found sucralose-6-acetate in trace amounts in off-the-shelf products that are so high, they would exceed the safety levels currently allowed in Europe.

“It’s time to revisit the safety and regulatory status of sucralose because the evidence is mounting that it carries significant risks. If nothing else, I encourage people to avoid products containing sucralose,” researcher Susan Schiffman, PhD, adjunct professor of biomedical engineering at North Carolina State University, Raleigh, said in a statement. “It’s something you should not be eating.”

The FDA says sucralose is safe, describing it as 600 times sweeter than table sugar and used in “baked goods, beverages, chewing gum, gelatins, and frozen dairy desserts.”

“To determine the safety of sucralose, the FDA reviewed more than 110 studies designed to identify possible toxic effects, including studies on the reproductive and nervous systems, carcinogenicity, and metabolism,” the agency explained on its website. “The FDA also reviewed human clinical trials to address metabolism and effects on patients with diabetes.”

The study authors reported that they had no conflicts of interest.A version of this article first appeared on WebMD.com.

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FROM THE JOURNAL OF TOXICOLOGY AND ENVIRONMENTAL HEALTH, PART B

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Low-dose atropine improves myopia in children

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Thu, 06/08/2023 - 11:00

Myopia affects roughly one-third of the population worldwide - a figure that is projected to reach 50% by 2050. Low-dose atropine, which helps curb the condition, currently is available in the United States only through compounding pharmacies. The products contain preservatives – raising questions about potential toxicities to the eye – and may not be of pharmaceutical grade. In a new study published in JAMA Ophthalmology, a preservative-free eyedrop containing 0.01% atropine led to significant improvements in several markers of myopia in children who received the experimental therapy.

Methodology

  • The CHAMP study was a double-masked, placebo-controlled, randomized, phase 3 trial conducted between Nov. 20, 2017, and Aug. 22, 2022, that involved children at 26 sites in North America and 5 centers in Europe.
  • Children received either 0.01% or 0.02% atropine drops once per day.
  • Patients were aged 3-16 years. They demonstrated a spherical equivalent refractive error (SER) of −0.50 diopter (D) to −6.00 D astigmatism no worse than −1.50 D.
  • Of these patients, 573 were included in a safety analysis, and 489 were included in a modified intention-to-treat analysis.

Takeaways

  • After 36 months, the 0.01% dose of atropine was associated with a significantly lower responder proportion (odds ratio, 4.54) and slower progression of SER and axial elongation.
  • The effect of the 0.02% dose on responder proportion and SER progression was not statistically significant, but the treatment was associated with slower axial elongation.
  • The researchers observed no serious ocular adverse events and few serious nonocular events, none of which was determined to be associated with the treatment.

In practice: According to the researchers, “from a risk/benefit perspective, the efficacy and safety observed suggests that low-dose atropine may provide a treatment option for children aged 3-17 years with myopia progression, which may lead to less frequent or delayed change in glasses, progression to less severe correction, and potentially reduce long-term sequelae, which could lead to vision loss later in life, such as myopic maculopathy.”

Study details: The CHAMP study was led by Karla Zadnik, OD, PhD, of Ohio State University, Columbus, and was funded by Vylulma.

Limitations: The researchers said the trial was potentially limited by the fact that patients switched from the study drug to confounding treatments. In addition, patients at the low and high age ranges were not well represented.

Disclosures: Dr. Zadnik received consultant fees from Vyluma during the study.

A version of this article first appeared on Medscape.com.

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Myopia affects roughly one-third of the population worldwide - a figure that is projected to reach 50% by 2050. Low-dose atropine, which helps curb the condition, currently is available in the United States only through compounding pharmacies. The products contain preservatives – raising questions about potential toxicities to the eye – and may not be of pharmaceutical grade. In a new study published in JAMA Ophthalmology, a preservative-free eyedrop containing 0.01% atropine led to significant improvements in several markers of myopia in children who received the experimental therapy.

Methodology

  • The CHAMP study was a double-masked, placebo-controlled, randomized, phase 3 trial conducted between Nov. 20, 2017, and Aug. 22, 2022, that involved children at 26 sites in North America and 5 centers in Europe.
  • Children received either 0.01% or 0.02% atropine drops once per day.
  • Patients were aged 3-16 years. They demonstrated a spherical equivalent refractive error (SER) of −0.50 diopter (D) to −6.00 D astigmatism no worse than −1.50 D.
  • Of these patients, 573 were included in a safety analysis, and 489 were included in a modified intention-to-treat analysis.

Takeaways

  • After 36 months, the 0.01% dose of atropine was associated with a significantly lower responder proportion (odds ratio, 4.54) and slower progression of SER and axial elongation.
  • The effect of the 0.02% dose on responder proportion and SER progression was not statistically significant, but the treatment was associated with slower axial elongation.
  • The researchers observed no serious ocular adverse events and few serious nonocular events, none of which was determined to be associated with the treatment.

In practice: According to the researchers, “from a risk/benefit perspective, the efficacy and safety observed suggests that low-dose atropine may provide a treatment option for children aged 3-17 years with myopia progression, which may lead to less frequent or delayed change in glasses, progression to less severe correction, and potentially reduce long-term sequelae, which could lead to vision loss later in life, such as myopic maculopathy.”

Study details: The CHAMP study was led by Karla Zadnik, OD, PhD, of Ohio State University, Columbus, and was funded by Vylulma.

Limitations: The researchers said the trial was potentially limited by the fact that patients switched from the study drug to confounding treatments. In addition, patients at the low and high age ranges were not well represented.

Disclosures: Dr. Zadnik received consultant fees from Vyluma during the study.

A version of this article first appeared on Medscape.com.

Myopia affects roughly one-third of the population worldwide - a figure that is projected to reach 50% by 2050. Low-dose atropine, which helps curb the condition, currently is available in the United States only through compounding pharmacies. The products contain preservatives – raising questions about potential toxicities to the eye – and may not be of pharmaceutical grade. In a new study published in JAMA Ophthalmology, a preservative-free eyedrop containing 0.01% atropine led to significant improvements in several markers of myopia in children who received the experimental therapy.

Methodology

  • The CHAMP study was a double-masked, placebo-controlled, randomized, phase 3 trial conducted between Nov. 20, 2017, and Aug. 22, 2022, that involved children at 26 sites in North America and 5 centers in Europe.
  • Children received either 0.01% or 0.02% atropine drops once per day.
  • Patients were aged 3-16 years. They demonstrated a spherical equivalent refractive error (SER) of −0.50 diopter (D) to −6.00 D astigmatism no worse than −1.50 D.
  • Of these patients, 573 were included in a safety analysis, and 489 were included in a modified intention-to-treat analysis.

Takeaways

  • After 36 months, the 0.01% dose of atropine was associated with a significantly lower responder proportion (odds ratio, 4.54) and slower progression of SER and axial elongation.
  • The effect of the 0.02% dose on responder proportion and SER progression was not statistically significant, but the treatment was associated with slower axial elongation.
  • The researchers observed no serious ocular adverse events and few serious nonocular events, none of which was determined to be associated with the treatment.

In practice: According to the researchers, “from a risk/benefit perspective, the efficacy and safety observed suggests that low-dose atropine may provide a treatment option for children aged 3-17 years with myopia progression, which may lead to less frequent or delayed change in glasses, progression to less severe correction, and potentially reduce long-term sequelae, which could lead to vision loss later in life, such as myopic maculopathy.”

Study details: The CHAMP study was led by Karla Zadnik, OD, PhD, of Ohio State University, Columbus, and was funded by Vylulma.

Limitations: The researchers said the trial was potentially limited by the fact that patients switched from the study drug to confounding treatments. In addition, patients at the low and high age ranges were not well represented.

Disclosures: Dr. Zadnik received consultant fees from Vyluma during the study.

A version of this article first appeared on Medscape.com.

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FROM JAMA OPHTHALMOLOGY

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APA launches online eating disorder assessment tool

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Fri, 06/02/2023 - 12:08

The American Psychiatric Association has released an online screening and assessment tool for eating disorders.

“People with eating disorders have a high rate of mortality and [the disorder is] growing in prevalence among young adults and adolescents,” APA CEO and medical director Saul Levin, MD, MPA, said in a news release.

“It is vital that we equip our clinicians, especially primary care clinicians, with the latest evidence from the APA to empower their decision-making and improve care for their patients,” Dr. Levin added.

The clinical decision support tool was developed by the APA’s guideline writing group in collaboration with AvoMD, a software company that translates clinical evidence into the workflow.

The tool guides clinicians through the screening, assessing, diagnosing, and treatment planning of patients with anorexia nervosa, bulimia nervosa, binge-eating disorder, and other eating disorders.

It’s available free in the electronic health record, on the APA website, and on the AvoMD mobile app.

The tool is based on the APA’s updated practice guidelines for the management of eating disorders, which were released in March.

The tool incorporates guidance on screening tools, levels of care, nutrition, exercise, psychotherapy, and more. Additionally, the tool provides a summary of responses that can be leveraged for easy documentation.

It is intended for use by pediatricians, family physicians, and other primary care and mental health clinicians, including psychiatrists and therapists.

Data published earlier this year show that more than 1 in 5 children worldwide are at risk of developing an eating disorder. Girls are significantly more likely than boys to have disordered eating.

Early diagnosis and treatment are associated with a higher rate of recovery, and extended illness is associated with potentially devastating consequences, the APA notes.

“As an internal medicine physician myself, I see a wide variety of patients and clinical issues,” Joongheum Park, MD, head of product and engineering at AvoMD, said in the release.

“Easy access to the expertise in me and my peers’ workflow is essential to ensuring high-quality care, and partnering with the leading authority on eating disorders to provide this tool will improve clinician efficiency and most importantly, patient outcomes,” Dr. Park added.

A version of this article first appeared on Medscape.com.

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The American Psychiatric Association has released an online screening and assessment tool for eating disorders.

“People with eating disorders have a high rate of mortality and [the disorder is] growing in prevalence among young adults and adolescents,” APA CEO and medical director Saul Levin, MD, MPA, said in a news release.

“It is vital that we equip our clinicians, especially primary care clinicians, with the latest evidence from the APA to empower their decision-making and improve care for their patients,” Dr. Levin added.

The clinical decision support tool was developed by the APA’s guideline writing group in collaboration with AvoMD, a software company that translates clinical evidence into the workflow.

The tool guides clinicians through the screening, assessing, diagnosing, and treatment planning of patients with anorexia nervosa, bulimia nervosa, binge-eating disorder, and other eating disorders.

It’s available free in the electronic health record, on the APA website, and on the AvoMD mobile app.

The tool is based on the APA’s updated practice guidelines for the management of eating disorders, which were released in March.

The tool incorporates guidance on screening tools, levels of care, nutrition, exercise, psychotherapy, and more. Additionally, the tool provides a summary of responses that can be leveraged for easy documentation.

It is intended for use by pediatricians, family physicians, and other primary care and mental health clinicians, including psychiatrists and therapists.

Data published earlier this year show that more than 1 in 5 children worldwide are at risk of developing an eating disorder. Girls are significantly more likely than boys to have disordered eating.

Early diagnosis and treatment are associated with a higher rate of recovery, and extended illness is associated with potentially devastating consequences, the APA notes.

“As an internal medicine physician myself, I see a wide variety of patients and clinical issues,” Joongheum Park, MD, head of product and engineering at AvoMD, said in the release.

“Easy access to the expertise in me and my peers’ workflow is essential to ensuring high-quality care, and partnering with the leading authority on eating disorders to provide this tool will improve clinician efficiency and most importantly, patient outcomes,” Dr. Park added.

A version of this article first appeared on Medscape.com.

The American Psychiatric Association has released an online screening and assessment tool for eating disorders.

“People with eating disorders have a high rate of mortality and [the disorder is] growing in prevalence among young adults and adolescents,” APA CEO and medical director Saul Levin, MD, MPA, said in a news release.

“It is vital that we equip our clinicians, especially primary care clinicians, with the latest evidence from the APA to empower their decision-making and improve care for their patients,” Dr. Levin added.

The clinical decision support tool was developed by the APA’s guideline writing group in collaboration with AvoMD, a software company that translates clinical evidence into the workflow.

The tool guides clinicians through the screening, assessing, diagnosing, and treatment planning of patients with anorexia nervosa, bulimia nervosa, binge-eating disorder, and other eating disorders.

It’s available free in the electronic health record, on the APA website, and on the AvoMD mobile app.

The tool is based on the APA’s updated practice guidelines for the management of eating disorders, which were released in March.

The tool incorporates guidance on screening tools, levels of care, nutrition, exercise, psychotherapy, and more. Additionally, the tool provides a summary of responses that can be leveraged for easy documentation.

It is intended for use by pediatricians, family physicians, and other primary care and mental health clinicians, including psychiatrists and therapists.

Data published earlier this year show that more than 1 in 5 children worldwide are at risk of developing an eating disorder. Girls are significantly more likely than boys to have disordered eating.

Early diagnosis and treatment are associated with a higher rate of recovery, and extended illness is associated with potentially devastating consequences, the APA notes.

“As an internal medicine physician myself, I see a wide variety of patients and clinical issues,” Joongheum Park, MD, head of product and engineering at AvoMD, said in the release.

“Easy access to the expertise in me and my peers’ workflow is essential to ensuring high-quality care, and partnering with the leading authority on eating disorders to provide this tool will improve clinician efficiency and most importantly, patient outcomes,” Dr. Park added.

A version of this article first appeared on Medscape.com.

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Lomitapide shows promise in pediatric homozygous FH

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Fri, 06/02/2023 - 12:09

– Lomitapide, which reduces lipoprotein production in the liver, could help manage pediatric homozygous familial hypercholesterolemia (HoFH), suggest results of a trial that showed large reductions in circulating lipids.

The research was presented May 23 at the 91st European Atherosclerosis Society Congress.

Lomitapide inhibits microsomal triglyceride transfer protein, which plays a key role in apolipoprotein B-containing lipoprotein assembly and secretion in the liver and intestines. Crucially, the drug acts independently of the LDL cholesterol receptor.

It was approved in December 2012 by the U.S. Food and Drug Administration for use in adults with HoFH, sold under the name Juxtapid, and by the European Medicines Agency, where the brand name is Lojuxta.

The current trial involved more than 40 children and teenagers with HoFH aged 5-17 years; they were treated with the drug for 24 weeks, resulting in reductions of low density lipoprotein cholesterol of almost 54%, with nearly 42% reaching target levels.

The drug was also associated with marked reductions in other key lipids of at least 50%. However, 67% of patients also experienced gastrointestinal adverse events, and around 25% saw their levels of liver enzymes increase.
 

Early diagnosis ‘imperative’

The findings show that the “early diagnosis and treatment of HoFH is imperative,” said study presenter Luis Masana, MD, PhD, director of the Vascular Medicine and Metabolism Unit at Sant Joan de Reus University Hospital, Tarragona, Spain.

“I think that, with these results, we are bringing a new hope for this group of patients,” he continued. “I also think we will increase the quality of life, not just of the patients but also all the families involved in [managing] this problem.”

Session co-chair Andreas Zirlik, MD, PhD, head of the department of cardiology and chairman of the University Heart Center Graz, LKH-University Hospital, and Medical University of Graz (Austria), was more circumspect in his appraisal of the results.

He told this news organization that it is “always very difficult to establish therapy in pediatrics,” and believes that the drug “will give us an additional option” in managing HoFH.

However, Dr. Zirlik warned that he is a “little bit concerned” about lomitapide’s adverse event profile, and “would need to see a little bit deeper into the safety data.”

Highlighting the elevations in liver enzymes of around 25%, he asked: “What does it mean?” And how will it “play out in the long run?”

Beyond lomitapide, Dr. Zirlik pointed out that there are other drugs that have shown potential in managing HoFH and could potentially be used in the pediatric population, such as angiopoietin-like 3 protein (ANGPTL3) inhibitors and small interfering RNA (siRNA) compounds that target upstream production. “So, let’s see how they pan out,” he said.
 

Life-limiting condition

HoFH is an “ultra-rare, life-limiting condition,” with an estimated prevalence of approximately 3 per 1 million people, and a life expectancy in untreated patients of just 18 years, Dr. Masana said during his presentation.

Case series of lomitapide use in pediatric HoFH patients have shown encouraging results that are consistent with those seen in adults, he noted, with many able to achieve their LDL cholesterol target and stop or reduce apheresis.

To investigate further, a phase 3, single arm, open-label study was conducted. Following screening, 46 children and teenagers with HoFH underwent a 6- to 12-week run-in period, during which they were put on a low-fat diet with nutritional supplements.

“As you can imagine,” Dr. Masana said, “we are reducing the capacity for fat absorption with lomitapide, so the supplements and low-fat diet are necessary.”

Of these, 43 participants then entered a 24-week treatment period in which they were started on one of three doses, before undergoing dose escalation to the maximally tolerated dose. This was followed by an 80-week open-label safety phase, in which they continued on the maximally tolerated dose, then a follow-up period.

For the current presentation, Dr. Masana focused on the efficacy phase, showing that the mean age of participants was 10.7 years and that 55.8% were female. The HoFH diagnosis was confirmed genetically in 88.4% of cases.

Results showed that lomitapide was associated with a significant reduction in LDL cholesterol levels, from 435.8 mg/dL at baseline to 176.5 mg/dL at Week 24, which corresponded to a 53.5% overall reduction (P < .0001).

This meant that 41.9% of patients achieved their EAS LDL cholesterol target of less than 135 mg/dL at some point during the 24-week treatment period.

Stratifying by age, the reduction between baseline and week 24 was 538.5 mg/dL to 207.2 mg/dL, or 56.5%, in the 20 children aged 5-10 years, and 346.5 mg/dL to 149.9 mg/L, or 50.9%, in the 23 patients aged 11-17 years.

Dr. Masana explained that the results were “a little bit better in the younger group because they were receiving less treatment at this stage of the disease” than the older group.

He showed that lomitapide was associated with significant reductions in other lipid markers, including a 53.9% reduction in non–HDL cholesterol (P < .0001), a 50.1% drop in total cholesterol (P < .0001), and a 50.2% fall in very-low-density lipoprotein cholesterol (P < .0001).

Results showed 93% of patients experienced treatment-related adverse events, with 11.6% having serious events and 4.7% having events that led to study discontinuation. There was one (2.3%) major adverse cardiac event but no deaths.

He said that, despite these figures, the adverse events were “mostly mild or moderate.”

The majority (67%) of patients nevertheless had gastrointestinal adverse events, which were, “in general, associated with a lack of adherence to the low-fat diet.”

Aspartate aminotransferase levels were elevated in 23% of patients, while 28% had elevations in alanine aminotransferase, which were described by Dr. Masana as “moderate.”

The study was sponsored by Amryt Pharma. Dr. Masana declares relationships with Amarin, Amryt, Daiichi-Sankyo, Novartis, Sanofi, Servier, Servier, and Viatrix.

A version of this article first appeared on Medscape.com.

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– Lomitapide, which reduces lipoprotein production in the liver, could help manage pediatric homozygous familial hypercholesterolemia (HoFH), suggest results of a trial that showed large reductions in circulating lipids.

The research was presented May 23 at the 91st European Atherosclerosis Society Congress.

Lomitapide inhibits microsomal triglyceride transfer protein, which plays a key role in apolipoprotein B-containing lipoprotein assembly and secretion in the liver and intestines. Crucially, the drug acts independently of the LDL cholesterol receptor.

It was approved in December 2012 by the U.S. Food and Drug Administration for use in adults with HoFH, sold under the name Juxtapid, and by the European Medicines Agency, where the brand name is Lojuxta.

The current trial involved more than 40 children and teenagers with HoFH aged 5-17 years; they were treated with the drug for 24 weeks, resulting in reductions of low density lipoprotein cholesterol of almost 54%, with nearly 42% reaching target levels.

The drug was also associated with marked reductions in other key lipids of at least 50%. However, 67% of patients also experienced gastrointestinal adverse events, and around 25% saw their levels of liver enzymes increase.
 

Early diagnosis ‘imperative’

The findings show that the “early diagnosis and treatment of HoFH is imperative,” said study presenter Luis Masana, MD, PhD, director of the Vascular Medicine and Metabolism Unit at Sant Joan de Reus University Hospital, Tarragona, Spain.

“I think that, with these results, we are bringing a new hope for this group of patients,” he continued. “I also think we will increase the quality of life, not just of the patients but also all the families involved in [managing] this problem.”

Session co-chair Andreas Zirlik, MD, PhD, head of the department of cardiology and chairman of the University Heart Center Graz, LKH-University Hospital, and Medical University of Graz (Austria), was more circumspect in his appraisal of the results.

He told this news organization that it is “always very difficult to establish therapy in pediatrics,” and believes that the drug “will give us an additional option” in managing HoFH.

However, Dr. Zirlik warned that he is a “little bit concerned” about lomitapide’s adverse event profile, and “would need to see a little bit deeper into the safety data.”

Highlighting the elevations in liver enzymes of around 25%, he asked: “What does it mean?” And how will it “play out in the long run?”

Beyond lomitapide, Dr. Zirlik pointed out that there are other drugs that have shown potential in managing HoFH and could potentially be used in the pediatric population, such as angiopoietin-like 3 protein (ANGPTL3) inhibitors and small interfering RNA (siRNA) compounds that target upstream production. “So, let’s see how they pan out,” he said.
 

Life-limiting condition

HoFH is an “ultra-rare, life-limiting condition,” with an estimated prevalence of approximately 3 per 1 million people, and a life expectancy in untreated patients of just 18 years, Dr. Masana said during his presentation.

Case series of lomitapide use in pediatric HoFH patients have shown encouraging results that are consistent with those seen in adults, he noted, with many able to achieve their LDL cholesterol target and stop or reduce apheresis.

To investigate further, a phase 3, single arm, open-label study was conducted. Following screening, 46 children and teenagers with HoFH underwent a 6- to 12-week run-in period, during which they were put on a low-fat diet with nutritional supplements.

“As you can imagine,” Dr. Masana said, “we are reducing the capacity for fat absorption with lomitapide, so the supplements and low-fat diet are necessary.”

Of these, 43 participants then entered a 24-week treatment period in which they were started on one of three doses, before undergoing dose escalation to the maximally tolerated dose. This was followed by an 80-week open-label safety phase, in which they continued on the maximally tolerated dose, then a follow-up period.

For the current presentation, Dr. Masana focused on the efficacy phase, showing that the mean age of participants was 10.7 years and that 55.8% were female. The HoFH diagnosis was confirmed genetically in 88.4% of cases.

Results showed that lomitapide was associated with a significant reduction in LDL cholesterol levels, from 435.8 mg/dL at baseline to 176.5 mg/dL at Week 24, which corresponded to a 53.5% overall reduction (P < .0001).

This meant that 41.9% of patients achieved their EAS LDL cholesterol target of less than 135 mg/dL at some point during the 24-week treatment period.

Stratifying by age, the reduction between baseline and week 24 was 538.5 mg/dL to 207.2 mg/dL, or 56.5%, in the 20 children aged 5-10 years, and 346.5 mg/dL to 149.9 mg/L, or 50.9%, in the 23 patients aged 11-17 years.

Dr. Masana explained that the results were “a little bit better in the younger group because they were receiving less treatment at this stage of the disease” than the older group.

He showed that lomitapide was associated with significant reductions in other lipid markers, including a 53.9% reduction in non–HDL cholesterol (P < .0001), a 50.1% drop in total cholesterol (P < .0001), and a 50.2% fall in very-low-density lipoprotein cholesterol (P < .0001).

Results showed 93% of patients experienced treatment-related adverse events, with 11.6% having serious events and 4.7% having events that led to study discontinuation. There was one (2.3%) major adverse cardiac event but no deaths.

He said that, despite these figures, the adverse events were “mostly mild or moderate.”

The majority (67%) of patients nevertheless had gastrointestinal adverse events, which were, “in general, associated with a lack of adherence to the low-fat diet.”

Aspartate aminotransferase levels were elevated in 23% of patients, while 28% had elevations in alanine aminotransferase, which were described by Dr. Masana as “moderate.”

The study was sponsored by Amryt Pharma. Dr. Masana declares relationships with Amarin, Amryt, Daiichi-Sankyo, Novartis, Sanofi, Servier, Servier, and Viatrix.

A version of this article first appeared on Medscape.com.

– Lomitapide, which reduces lipoprotein production in the liver, could help manage pediatric homozygous familial hypercholesterolemia (HoFH), suggest results of a trial that showed large reductions in circulating lipids.

The research was presented May 23 at the 91st European Atherosclerosis Society Congress.

Lomitapide inhibits microsomal triglyceride transfer protein, which plays a key role in apolipoprotein B-containing lipoprotein assembly and secretion in the liver and intestines. Crucially, the drug acts independently of the LDL cholesterol receptor.

It was approved in December 2012 by the U.S. Food and Drug Administration for use in adults with HoFH, sold under the name Juxtapid, and by the European Medicines Agency, where the brand name is Lojuxta.

The current trial involved more than 40 children and teenagers with HoFH aged 5-17 years; they were treated with the drug for 24 weeks, resulting in reductions of low density lipoprotein cholesterol of almost 54%, with nearly 42% reaching target levels.

The drug was also associated with marked reductions in other key lipids of at least 50%. However, 67% of patients also experienced gastrointestinal adverse events, and around 25% saw their levels of liver enzymes increase.
 

Early diagnosis ‘imperative’

The findings show that the “early diagnosis and treatment of HoFH is imperative,” said study presenter Luis Masana, MD, PhD, director of the Vascular Medicine and Metabolism Unit at Sant Joan de Reus University Hospital, Tarragona, Spain.

“I think that, with these results, we are bringing a new hope for this group of patients,” he continued. “I also think we will increase the quality of life, not just of the patients but also all the families involved in [managing] this problem.”

Session co-chair Andreas Zirlik, MD, PhD, head of the department of cardiology and chairman of the University Heart Center Graz, LKH-University Hospital, and Medical University of Graz (Austria), was more circumspect in his appraisal of the results.

He told this news organization that it is “always very difficult to establish therapy in pediatrics,” and believes that the drug “will give us an additional option” in managing HoFH.

However, Dr. Zirlik warned that he is a “little bit concerned” about lomitapide’s adverse event profile, and “would need to see a little bit deeper into the safety data.”

Highlighting the elevations in liver enzymes of around 25%, he asked: “What does it mean?” And how will it “play out in the long run?”

Beyond lomitapide, Dr. Zirlik pointed out that there are other drugs that have shown potential in managing HoFH and could potentially be used in the pediatric population, such as angiopoietin-like 3 protein (ANGPTL3) inhibitors and small interfering RNA (siRNA) compounds that target upstream production. “So, let’s see how they pan out,” he said.
 

Life-limiting condition

HoFH is an “ultra-rare, life-limiting condition,” with an estimated prevalence of approximately 3 per 1 million people, and a life expectancy in untreated patients of just 18 years, Dr. Masana said during his presentation.

Case series of lomitapide use in pediatric HoFH patients have shown encouraging results that are consistent with those seen in adults, he noted, with many able to achieve their LDL cholesterol target and stop or reduce apheresis.

To investigate further, a phase 3, single arm, open-label study was conducted. Following screening, 46 children and teenagers with HoFH underwent a 6- to 12-week run-in period, during which they were put on a low-fat diet with nutritional supplements.

“As you can imagine,” Dr. Masana said, “we are reducing the capacity for fat absorption with lomitapide, so the supplements and low-fat diet are necessary.”

Of these, 43 participants then entered a 24-week treatment period in which they were started on one of three doses, before undergoing dose escalation to the maximally tolerated dose. This was followed by an 80-week open-label safety phase, in which they continued on the maximally tolerated dose, then a follow-up period.

For the current presentation, Dr. Masana focused on the efficacy phase, showing that the mean age of participants was 10.7 years and that 55.8% were female. The HoFH diagnosis was confirmed genetically in 88.4% of cases.

Results showed that lomitapide was associated with a significant reduction in LDL cholesterol levels, from 435.8 mg/dL at baseline to 176.5 mg/dL at Week 24, which corresponded to a 53.5% overall reduction (P < .0001).

This meant that 41.9% of patients achieved their EAS LDL cholesterol target of less than 135 mg/dL at some point during the 24-week treatment period.

Stratifying by age, the reduction between baseline and week 24 was 538.5 mg/dL to 207.2 mg/dL, or 56.5%, in the 20 children aged 5-10 years, and 346.5 mg/dL to 149.9 mg/L, or 50.9%, in the 23 patients aged 11-17 years.

Dr. Masana explained that the results were “a little bit better in the younger group because they were receiving less treatment at this stage of the disease” than the older group.

He showed that lomitapide was associated with significant reductions in other lipid markers, including a 53.9% reduction in non–HDL cholesterol (P < .0001), a 50.1% drop in total cholesterol (P < .0001), and a 50.2% fall in very-low-density lipoprotein cholesterol (P < .0001).

Results showed 93% of patients experienced treatment-related adverse events, with 11.6% having serious events and 4.7% having events that led to study discontinuation. There was one (2.3%) major adverse cardiac event but no deaths.

He said that, despite these figures, the adverse events were “mostly mild or moderate.”

The majority (67%) of patients nevertheless had gastrointestinal adverse events, which were, “in general, associated with a lack of adherence to the low-fat diet.”

Aspartate aminotransferase levels were elevated in 23% of patients, while 28% had elevations in alanine aminotransferase, which were described by Dr. Masana as “moderate.”

The study was sponsored by Amryt Pharma. Dr. Masana declares relationships with Amarin, Amryt, Daiichi-Sankyo, Novartis, Sanofi, Servier, Servier, and Viatrix.

A version of this article first appeared on Medscape.com.

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Scientists discover variants, therapy for disabling pansclerotic morphea

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Fri, 06/02/2023 - 12:09

A team of researchers has identified genomic variants that cause disabling pansclerotic morphea (DPM), a rare, severe inflammatory skin disorder, and report that the Janus kinase (JAK) inhibitor ruxolitinib may be a useful therapy, especially in patients who have not responded to other interventions.

DPM was first reported in 1923, and while a genetic cause has been suspected, it had not been identified until now. The disease is the most severe form of deep morphea, which affects individuals with juvenile localized scleroderma. Patients, generally children under age 14, experience rapid sclerosis of all layers of the skin, fascia, muscle, and bone. DPM is also deadly: Most patients do not live more than 10 years after diagnosis, as they contract squamous cell carcinoma, restrictive pulmonary disease, sepsis, and gangrene.

In the study, published in the New England Journal of Medicine, the researchers discovered that people with DPM have an overactive version of the protein STAT4, which regulates inflammation and wound healing. The scientists studied four patients from three unrelated families with an autosomal dominant pattern of inheritance of DPM.

“Researchers previously thought that this disorder was caused by the immune system attacking the skin,” Sarah Blackstone, a predoctoral fellow in the inflammatory disease section at the National Human Genome Research Institute and co–first author of the study, said in a statement from the National Institutes of Health describing the results. “However, we found that this is an oversimplification, and that both skin and the immune system play an active role in disabling pansclerotic morphea,” added Ms. Blackstone, also a medical student at the University of South Dakota, Sioux Falls.

The overactive STAT4 protein creates a positive feedback loop of inflammation and impaired wound-healing. By targeting JAK, the researchers were able to stop the feedback and patients’ wounds dramatically improved. After 18 months of treatment with oral ruxolitinib, one patient had discontinued all other medications, and had complete resolution of a chest rash, substantial clearing on the arms and legs, and global clinical improvement.



The authors said that oral systemic JAK inhibitor therapy is preferred over topical therapy. Their research also suggested that anti–interleukin-6 monoclonal antibodies – such as tocilizumab, approved for indications that include rheumatoid arthritis and systemic sclerosis–associated interstitial lung disease, “may be an alternative therapy or may be useful in combination with JAK inhibitors in patients with DPM,” the authors wrote.

Most current DPM therapies – including methotrexate, mycophenolate mofetil, and ultraviolet A light therapy – have been ineffective, and some have severe side effects.

“The findings of this study open doors for JAK inhibitors to be a potential treatment for other inflammatory skin disorders or disorders related to tissue scarring, whether it is scarring of the lungs, liver or bone marrow,” Dan Kastner, MD, PhD, an NIH distinguished investigator, head of the NHGRI’s inflammatory disease section, and a senior author of the paper, said in the NIH statement.

“We hope to continue studying other molecules in this pathway and how they are altered in patients with disabling pansclerotic morphea and related conditions to find clues to understanding a broader array of more common diseases,” Lori Broderick, MD, PhD, a senior author of the paper and an associate professor at University of California, San Diego, said in the statement.

The study was led by researchers at NHGRI in collaboration with researchers from UCSD and the University of Pittsburgh. Researchers from the National Institute of Arthritis and Musculoskeletal and Skin Diseases and the National Institute of Allergy and Infectious Diseases also participated.

The study was supported by grants from the American Academy of Allergy, Asthma, and Immunology Foundation; the Ludwig Institute for Cancer Research; the University of California, San Diego, department of pediatrics; and the Novo Nordisk Foundation. Additional support and grants were given by the Deutsche Forschungsgemeinschaft, various institutes at the NIH, the California Institute for Regenerative Medicine, the Hydrocephalus Association, the Scleroderma Research Foundation, the Biowulf High-Performance Computing Cluster of the Center for Information Technology, the Undiagnosed Diseases Program of the Common Fund of the Office of the Director of the NIH, and the NIH Clinical Center.

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A team of researchers has identified genomic variants that cause disabling pansclerotic morphea (DPM), a rare, severe inflammatory skin disorder, and report that the Janus kinase (JAK) inhibitor ruxolitinib may be a useful therapy, especially in patients who have not responded to other interventions.

DPM was first reported in 1923, and while a genetic cause has been suspected, it had not been identified until now. The disease is the most severe form of deep morphea, which affects individuals with juvenile localized scleroderma. Patients, generally children under age 14, experience rapid sclerosis of all layers of the skin, fascia, muscle, and bone. DPM is also deadly: Most patients do not live more than 10 years after diagnosis, as they contract squamous cell carcinoma, restrictive pulmonary disease, sepsis, and gangrene.

In the study, published in the New England Journal of Medicine, the researchers discovered that people with DPM have an overactive version of the protein STAT4, which regulates inflammation and wound healing. The scientists studied four patients from three unrelated families with an autosomal dominant pattern of inheritance of DPM.

“Researchers previously thought that this disorder was caused by the immune system attacking the skin,” Sarah Blackstone, a predoctoral fellow in the inflammatory disease section at the National Human Genome Research Institute and co–first author of the study, said in a statement from the National Institutes of Health describing the results. “However, we found that this is an oversimplification, and that both skin and the immune system play an active role in disabling pansclerotic morphea,” added Ms. Blackstone, also a medical student at the University of South Dakota, Sioux Falls.

The overactive STAT4 protein creates a positive feedback loop of inflammation and impaired wound-healing. By targeting JAK, the researchers were able to stop the feedback and patients’ wounds dramatically improved. After 18 months of treatment with oral ruxolitinib, one patient had discontinued all other medications, and had complete resolution of a chest rash, substantial clearing on the arms and legs, and global clinical improvement.



The authors said that oral systemic JAK inhibitor therapy is preferred over topical therapy. Their research also suggested that anti–interleukin-6 monoclonal antibodies – such as tocilizumab, approved for indications that include rheumatoid arthritis and systemic sclerosis–associated interstitial lung disease, “may be an alternative therapy or may be useful in combination with JAK inhibitors in patients with DPM,” the authors wrote.

Most current DPM therapies – including methotrexate, mycophenolate mofetil, and ultraviolet A light therapy – have been ineffective, and some have severe side effects.

“The findings of this study open doors for JAK inhibitors to be a potential treatment for other inflammatory skin disorders or disorders related to tissue scarring, whether it is scarring of the lungs, liver or bone marrow,” Dan Kastner, MD, PhD, an NIH distinguished investigator, head of the NHGRI’s inflammatory disease section, and a senior author of the paper, said in the NIH statement.

“We hope to continue studying other molecules in this pathway and how they are altered in patients with disabling pansclerotic morphea and related conditions to find clues to understanding a broader array of more common diseases,” Lori Broderick, MD, PhD, a senior author of the paper and an associate professor at University of California, San Diego, said in the statement.

The study was led by researchers at NHGRI in collaboration with researchers from UCSD and the University of Pittsburgh. Researchers from the National Institute of Arthritis and Musculoskeletal and Skin Diseases and the National Institute of Allergy and Infectious Diseases also participated.

The study was supported by grants from the American Academy of Allergy, Asthma, and Immunology Foundation; the Ludwig Institute for Cancer Research; the University of California, San Diego, department of pediatrics; and the Novo Nordisk Foundation. Additional support and grants were given by the Deutsche Forschungsgemeinschaft, various institutes at the NIH, the California Institute for Regenerative Medicine, the Hydrocephalus Association, the Scleroderma Research Foundation, the Biowulf High-Performance Computing Cluster of the Center for Information Technology, the Undiagnosed Diseases Program of the Common Fund of the Office of the Director of the NIH, and the NIH Clinical Center.

A team of researchers has identified genomic variants that cause disabling pansclerotic morphea (DPM), a rare, severe inflammatory skin disorder, and report that the Janus kinase (JAK) inhibitor ruxolitinib may be a useful therapy, especially in patients who have not responded to other interventions.

DPM was first reported in 1923, and while a genetic cause has been suspected, it had not been identified until now. The disease is the most severe form of deep morphea, which affects individuals with juvenile localized scleroderma. Patients, generally children under age 14, experience rapid sclerosis of all layers of the skin, fascia, muscle, and bone. DPM is also deadly: Most patients do not live more than 10 years after diagnosis, as they contract squamous cell carcinoma, restrictive pulmonary disease, sepsis, and gangrene.

In the study, published in the New England Journal of Medicine, the researchers discovered that people with DPM have an overactive version of the protein STAT4, which regulates inflammation and wound healing. The scientists studied four patients from three unrelated families with an autosomal dominant pattern of inheritance of DPM.

“Researchers previously thought that this disorder was caused by the immune system attacking the skin,” Sarah Blackstone, a predoctoral fellow in the inflammatory disease section at the National Human Genome Research Institute and co–first author of the study, said in a statement from the National Institutes of Health describing the results. “However, we found that this is an oversimplification, and that both skin and the immune system play an active role in disabling pansclerotic morphea,” added Ms. Blackstone, also a medical student at the University of South Dakota, Sioux Falls.

The overactive STAT4 protein creates a positive feedback loop of inflammation and impaired wound-healing. By targeting JAK, the researchers were able to stop the feedback and patients’ wounds dramatically improved. After 18 months of treatment with oral ruxolitinib, one patient had discontinued all other medications, and had complete resolution of a chest rash, substantial clearing on the arms and legs, and global clinical improvement.



The authors said that oral systemic JAK inhibitor therapy is preferred over topical therapy. Their research also suggested that anti–interleukin-6 monoclonal antibodies – such as tocilizumab, approved for indications that include rheumatoid arthritis and systemic sclerosis–associated interstitial lung disease, “may be an alternative therapy or may be useful in combination with JAK inhibitors in patients with DPM,” the authors wrote.

Most current DPM therapies – including methotrexate, mycophenolate mofetil, and ultraviolet A light therapy – have been ineffective, and some have severe side effects.

“The findings of this study open doors for JAK inhibitors to be a potential treatment for other inflammatory skin disorders or disorders related to tissue scarring, whether it is scarring of the lungs, liver or bone marrow,” Dan Kastner, MD, PhD, an NIH distinguished investigator, head of the NHGRI’s inflammatory disease section, and a senior author of the paper, said in the NIH statement.

“We hope to continue studying other molecules in this pathway and how they are altered in patients with disabling pansclerotic morphea and related conditions to find clues to understanding a broader array of more common diseases,” Lori Broderick, MD, PhD, a senior author of the paper and an associate professor at University of California, San Diego, said in the statement.

The study was led by researchers at NHGRI in collaboration with researchers from UCSD and the University of Pittsburgh. Researchers from the National Institute of Arthritis and Musculoskeletal and Skin Diseases and the National Institute of Allergy and Infectious Diseases also participated.

The study was supported by grants from the American Academy of Allergy, Asthma, and Immunology Foundation; the Ludwig Institute for Cancer Research; the University of California, San Diego, department of pediatrics; and the Novo Nordisk Foundation. Additional support and grants were given by the Deutsche Forschungsgemeinschaft, various institutes at the NIH, the California Institute for Regenerative Medicine, the Hydrocephalus Association, the Scleroderma Research Foundation, the Biowulf High-Performance Computing Cluster of the Center for Information Technology, the Undiagnosed Diseases Program of the Common Fund of the Office of the Director of the NIH, and the NIH Clinical Center.

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FROM THE NEW ENGLAND JOURNAL OF MEDICINE

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Weight-control surgery surging among children and teens, report says

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Thu, 06/15/2023 - 12:49

More children are getting surgical procedures to lose weight, according to a report published in JAMA Pediatrics.

Metabolic and bariatric surgeries have been on the rise among youths aged 10 to 19 since 2016, the report says. From 2020 to 2021, the number shot up by 19%.

The procedures change parts of the digestive system, helping the person feel more full and less hungry – thereby contributing to weight loss.

Among American children, obesity affects 20%, or 15 million people between 2 and 19. In addition, more are becoming afflicted with severe obesity, with a body mass index 20% higher than the marker for obesity.

“Behavioral lifestyle interventions alone do not result in long-term, clinically important weight loss among youth with severe obesity,” the study’s authors wrote. “Metabolic and bariatric surgery (MBS) is a safe and effective treatment.”

The American Academy of Pediatrics updated its guidelines for the treatment of obesity this year for the first time in 15 years, CNN reported. “The new guidelines urge prompt use of behavior therapy and lifestyle changes and, for the first time, recommend surgery and medications for some young people,” CNN wrote.

Black and Hispanic children have higher rates of childhood obesity, the CDC says. Use of surgeries rose 42% among Black youths and 53% among Hispanic youths between 2020 and 2021.

A version of this article first appeared on WebMD.com.

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More children are getting surgical procedures to lose weight, according to a report published in JAMA Pediatrics.

Metabolic and bariatric surgeries have been on the rise among youths aged 10 to 19 since 2016, the report says. From 2020 to 2021, the number shot up by 19%.

The procedures change parts of the digestive system, helping the person feel more full and less hungry – thereby contributing to weight loss.

Among American children, obesity affects 20%, or 15 million people between 2 and 19. In addition, more are becoming afflicted with severe obesity, with a body mass index 20% higher than the marker for obesity.

“Behavioral lifestyle interventions alone do not result in long-term, clinically important weight loss among youth with severe obesity,” the study’s authors wrote. “Metabolic and bariatric surgery (MBS) is a safe and effective treatment.”

The American Academy of Pediatrics updated its guidelines for the treatment of obesity this year for the first time in 15 years, CNN reported. “The new guidelines urge prompt use of behavior therapy and lifestyle changes and, for the first time, recommend surgery and medications for some young people,” CNN wrote.

Black and Hispanic children have higher rates of childhood obesity, the CDC says. Use of surgeries rose 42% among Black youths and 53% among Hispanic youths between 2020 and 2021.

A version of this article first appeared on WebMD.com.

More children are getting surgical procedures to lose weight, according to a report published in JAMA Pediatrics.

Metabolic and bariatric surgeries have been on the rise among youths aged 10 to 19 since 2016, the report says. From 2020 to 2021, the number shot up by 19%.

The procedures change parts of the digestive system, helping the person feel more full and less hungry – thereby contributing to weight loss.

Among American children, obesity affects 20%, or 15 million people between 2 and 19. In addition, more are becoming afflicted with severe obesity, with a body mass index 20% higher than the marker for obesity.

“Behavioral lifestyle interventions alone do not result in long-term, clinically important weight loss among youth with severe obesity,” the study’s authors wrote. “Metabolic and bariatric surgery (MBS) is a safe and effective treatment.”

The American Academy of Pediatrics updated its guidelines for the treatment of obesity this year for the first time in 15 years, CNN reported. “The new guidelines urge prompt use of behavior therapy and lifestyle changes and, for the first time, recommend surgery and medications for some young people,” CNN wrote.

Black and Hispanic children have higher rates of childhood obesity, the CDC says. Use of surgeries rose 42% among Black youths and 53% among Hispanic youths between 2020 and 2021.

A version of this article first appeared on WebMD.com.

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FROM JAMA PEDIATRICS

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Family placement better for deprived kids than institutions

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Thu, 06/01/2023 - 10:21

SAN FRANCISCO – Children randomly assigned to foster care after being institutionalized in infancy have significantly better cognitive and physical outcomes and less severe symptoms of psychopathology than their peers who remain in institutional care, results of a new study suggest.

The study shows that sustained recovery is possible after severe, early-life adversity, study author Kathryn L. Humphreys, PhD, assistant professor, department of psychology and human development, Vanderbilt University, Nashville, Tenn., said in an interview.

Vanderbilt University
Dr. Kathryn L. Humphreys

“Given the strong evidence from the present study, I hope physicians will play a role in promoting family placements as an alternative to institutional care for children who have been orphaned,” she said.

The findings were presented at the annual meeting of the American Psychiatric Association and were published online in the American Journal of Psychiatry.

Millions of children around the world experience psychosocial deprivation while living in institutions, and many more are neglected in their families of origin. In addition, about 6.7 million children lost a parent or caregiver during the COVID-19 pandemic.

In particular, Romania has a history of institutionalizing children. Through decades of repressive policies from the Romanian dictator Nicolae Ceausescu, child abandonment became a national disaster. Families couldn’t afford to keep their children and were encouraged to turn them over to the state.

The current study was part of the Bucharest Early Intervention Project, initiated in 2001 to examine the impact of high-quality, family-based care on development. It included 136 Romanian children (mean age, about 22 months) who were abandoned at or shortly after birth and were placed in an institution.

Researchers randomly assigned each toddler to 1 of 56 foster families or to continue living in an institution (care as usual). The researchers had to create a foster care network, because such care was extremely limited at the start of the study.
 

Providing stimulating care

Foster parents in the study received regular support from social workers and U.S.-based psychologists. They were encouraged to “make a commitment to treat the child as if it was their own, providing sensitive, stimulating, and nurturing care, not just in the short term but for their whole life,” said Dr. Humphreys.

Foster care programs in the United States have been criticized for focusing on short-term care, she said. “It’s really just a bed to sleep on, clothes to wear, and food to eat rather than the psychological component we think is really important for child development.”

For the study, the researchers assessed the children across multiple developmental domains at baseline and at ages 30, 42, and 54 months. They conducted additional assessments when the kids were aged 8, 12, and 16-18 years.

The primary outcomes were cognitive functioning (IQ), physical growth (height, weight, head circumference), brain electrical activity (relative electroencephalography power in the alpha frequency band), and symptoms of five types of psychopathology (disinhibited social engagement disorder, reactive attachment disorder, ADHD symptoms, externalizing symptoms, and internalizing symptoms).

From over 7,000 observations analyzed across follow-ups, the investigators found that the intervention had an overall significant effect on cognitive, physical, and neural outcomes when considered collectively across waves (beta, 0.26; 95% confidence interval, 0.07-0.46; P = .012). Compared to children who received care as usual, those in foster homes had significantly higher average IQ scores (P < .001) and physical size (P = .008).

The intervention had an overall beneficial effect in regard to psychopathology. The greatest impact involved a reduction in symptoms of reactive attachment disorder (P < .001).

“There are a few forms of psychopathology that seem to almost entirely occur after severe neglect, including reactive attachment disorder; we think of these as disorders of social relatedness that derive from aberrant or insufficient early caregiving experiences,” said Dr. Humphreys. “Being placed in a family reduced the symptoms of reactive attachment disorder to pretty much nonexistent.”

To a lesser extent, the intervention reduced symptoms of disinhibited social engagement disorder. The foster care group also had significantly fewer internalizing symptoms than did children in the care-as-usual group.

But there was no significant overall effect of the intervention on symptoms of ADHD or externalizing problems.
 

 

 

Positive effects persisted

For the most part, the positive effects of the intervention on children’s functioning persisted during nearly 2 decades of follow-up. The impact of the intervention “can be described as rapidly apparent by age 30 months and sustained through late adolescence,” wrote the authors.

Regarding the impact of age at the time of placement, the study found that, compared with children placed into foster care later, those who entered foster care earlier (younger than 33 months) had significantly higher IQ scores and relative alpha power, but there was no difference in physical growth.

For some outcomes, the benefits of earlier placement were apparent in early childhood but faded by adolescence. But Dr. Humphreys noted all placements were early by most definitions.

The researchers also assessed stability of foster care placements. Children were considered “stable” if they remained with their original foster family; they were considered “disrupted” if they no longer resided with the family.

Here, the study found some “striking results,” said Dr. Humphreys. The effect of placement stability was largest in adolescence, when, overall, those who had remained with their original foster family had better cognitive and physical outcomes and less severe symptoms of psychopathology compared to those who experienced placement disruptions.

As for sex differences, “it’s a mixed bag,” said Dr. Humphreys, although overall, “we didn’t see strong evidence of sex differences” in terms of outcomes.

The investigators were unable to examine trajectories of children’s functioning, which would have provided important information on aspects such as rate of growth and the shape of growth curves. Specific features of the institutional or foster care environment in Bucharest during the study may limit the generalizability of the findings to other settings.
 

Absolutely unique project

The study examined an “absolutely unique project” and had “very exciting” results that should have “important clinical implications,” commented the American Journal of Psychiatry editor-in-chief Ned Kalin, MD, Hedberg Professor and chair, department of psychiatry, University of Wisconsin–Madison.

The findings are “pretty dramatic,” added Dr. Kalin. “This is probably the study to be thinking about when considering the future of treatment and interventions in children who have suffered from this type of neglect, which is unfortunately extremely common worldwide, including in the U.S.”

In particular, the findings regarding improved psychopathology “bode well for the future,” said Dr. Kalin. “We know these types of problems are risk factors for the later development of depression and anxiety disorders. It will be really interesting to find out, but my guess is these kids will be protected as they mature further.”

The study was supported by the NIH, the John D. and Catherine T. MacArthur Foundation, the Palix Foundation, and the Jacobs Foundation. Dr. Humphreys has received research funding from the Brain and Behavior Research Foundation, the Caplan Foundation, the Jacobs Foundation, the National Science Foundation, the NIH, the Vanderbilt Institute for Clinical and Translational Research, the Vanderbilt Kennedy Center, and Vanderbilt University; she has received honoraria from the Journal of Clinical Child and Adolescent Psychology Future Directions Forum, Learning Grove, the University of Iowa, the University of Texas at Austin, and ZERO TO THREE.

A version of this article first appeared on Medscape.com.

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SAN FRANCISCO – Children randomly assigned to foster care after being institutionalized in infancy have significantly better cognitive and physical outcomes and less severe symptoms of psychopathology than their peers who remain in institutional care, results of a new study suggest.

The study shows that sustained recovery is possible after severe, early-life adversity, study author Kathryn L. Humphreys, PhD, assistant professor, department of psychology and human development, Vanderbilt University, Nashville, Tenn., said in an interview.

Vanderbilt University
Dr. Kathryn L. Humphreys

“Given the strong evidence from the present study, I hope physicians will play a role in promoting family placements as an alternative to institutional care for children who have been orphaned,” she said.

The findings were presented at the annual meeting of the American Psychiatric Association and were published online in the American Journal of Psychiatry.

Millions of children around the world experience psychosocial deprivation while living in institutions, and many more are neglected in their families of origin. In addition, about 6.7 million children lost a parent or caregiver during the COVID-19 pandemic.

In particular, Romania has a history of institutionalizing children. Through decades of repressive policies from the Romanian dictator Nicolae Ceausescu, child abandonment became a national disaster. Families couldn’t afford to keep their children and were encouraged to turn them over to the state.

The current study was part of the Bucharest Early Intervention Project, initiated in 2001 to examine the impact of high-quality, family-based care on development. It included 136 Romanian children (mean age, about 22 months) who were abandoned at or shortly after birth and were placed in an institution.

Researchers randomly assigned each toddler to 1 of 56 foster families or to continue living in an institution (care as usual). The researchers had to create a foster care network, because such care was extremely limited at the start of the study.
 

Providing stimulating care

Foster parents in the study received regular support from social workers and U.S.-based psychologists. They were encouraged to “make a commitment to treat the child as if it was their own, providing sensitive, stimulating, and nurturing care, not just in the short term but for their whole life,” said Dr. Humphreys.

Foster care programs in the United States have been criticized for focusing on short-term care, she said. “It’s really just a bed to sleep on, clothes to wear, and food to eat rather than the psychological component we think is really important for child development.”

For the study, the researchers assessed the children across multiple developmental domains at baseline and at ages 30, 42, and 54 months. They conducted additional assessments when the kids were aged 8, 12, and 16-18 years.

The primary outcomes were cognitive functioning (IQ), physical growth (height, weight, head circumference), brain electrical activity (relative electroencephalography power in the alpha frequency band), and symptoms of five types of psychopathology (disinhibited social engagement disorder, reactive attachment disorder, ADHD symptoms, externalizing symptoms, and internalizing symptoms).

From over 7,000 observations analyzed across follow-ups, the investigators found that the intervention had an overall significant effect on cognitive, physical, and neural outcomes when considered collectively across waves (beta, 0.26; 95% confidence interval, 0.07-0.46; P = .012). Compared to children who received care as usual, those in foster homes had significantly higher average IQ scores (P < .001) and physical size (P = .008).

The intervention had an overall beneficial effect in regard to psychopathology. The greatest impact involved a reduction in symptoms of reactive attachment disorder (P < .001).

“There are a few forms of psychopathology that seem to almost entirely occur after severe neglect, including reactive attachment disorder; we think of these as disorders of social relatedness that derive from aberrant or insufficient early caregiving experiences,” said Dr. Humphreys. “Being placed in a family reduced the symptoms of reactive attachment disorder to pretty much nonexistent.”

To a lesser extent, the intervention reduced symptoms of disinhibited social engagement disorder. The foster care group also had significantly fewer internalizing symptoms than did children in the care-as-usual group.

But there was no significant overall effect of the intervention on symptoms of ADHD or externalizing problems.
 

 

 

Positive effects persisted

For the most part, the positive effects of the intervention on children’s functioning persisted during nearly 2 decades of follow-up. The impact of the intervention “can be described as rapidly apparent by age 30 months and sustained through late adolescence,” wrote the authors.

Regarding the impact of age at the time of placement, the study found that, compared with children placed into foster care later, those who entered foster care earlier (younger than 33 months) had significantly higher IQ scores and relative alpha power, but there was no difference in physical growth.

For some outcomes, the benefits of earlier placement were apparent in early childhood but faded by adolescence. But Dr. Humphreys noted all placements were early by most definitions.

The researchers also assessed stability of foster care placements. Children were considered “stable” if they remained with their original foster family; they were considered “disrupted” if they no longer resided with the family.

Here, the study found some “striking results,” said Dr. Humphreys. The effect of placement stability was largest in adolescence, when, overall, those who had remained with their original foster family had better cognitive and physical outcomes and less severe symptoms of psychopathology compared to those who experienced placement disruptions.

As for sex differences, “it’s a mixed bag,” said Dr. Humphreys, although overall, “we didn’t see strong evidence of sex differences” in terms of outcomes.

The investigators were unable to examine trajectories of children’s functioning, which would have provided important information on aspects such as rate of growth and the shape of growth curves. Specific features of the institutional or foster care environment in Bucharest during the study may limit the generalizability of the findings to other settings.
 

Absolutely unique project

The study examined an “absolutely unique project” and had “very exciting” results that should have “important clinical implications,” commented the American Journal of Psychiatry editor-in-chief Ned Kalin, MD, Hedberg Professor and chair, department of psychiatry, University of Wisconsin–Madison.

The findings are “pretty dramatic,” added Dr. Kalin. “This is probably the study to be thinking about when considering the future of treatment and interventions in children who have suffered from this type of neglect, which is unfortunately extremely common worldwide, including in the U.S.”

In particular, the findings regarding improved psychopathology “bode well for the future,” said Dr. Kalin. “We know these types of problems are risk factors for the later development of depression and anxiety disorders. It will be really interesting to find out, but my guess is these kids will be protected as they mature further.”

The study was supported by the NIH, the John D. and Catherine T. MacArthur Foundation, the Palix Foundation, and the Jacobs Foundation. Dr. Humphreys has received research funding from the Brain and Behavior Research Foundation, the Caplan Foundation, the Jacobs Foundation, the National Science Foundation, the NIH, the Vanderbilt Institute for Clinical and Translational Research, the Vanderbilt Kennedy Center, and Vanderbilt University; she has received honoraria from the Journal of Clinical Child and Adolescent Psychology Future Directions Forum, Learning Grove, the University of Iowa, the University of Texas at Austin, and ZERO TO THREE.

A version of this article first appeared on Medscape.com.

SAN FRANCISCO – Children randomly assigned to foster care after being institutionalized in infancy have significantly better cognitive and physical outcomes and less severe symptoms of psychopathology than their peers who remain in institutional care, results of a new study suggest.

The study shows that sustained recovery is possible after severe, early-life adversity, study author Kathryn L. Humphreys, PhD, assistant professor, department of psychology and human development, Vanderbilt University, Nashville, Tenn., said in an interview.

Vanderbilt University
Dr. Kathryn L. Humphreys

“Given the strong evidence from the present study, I hope physicians will play a role in promoting family placements as an alternative to institutional care for children who have been orphaned,” she said.

The findings were presented at the annual meeting of the American Psychiatric Association and were published online in the American Journal of Psychiatry.

Millions of children around the world experience psychosocial deprivation while living in institutions, and many more are neglected in their families of origin. In addition, about 6.7 million children lost a parent or caregiver during the COVID-19 pandemic.

In particular, Romania has a history of institutionalizing children. Through decades of repressive policies from the Romanian dictator Nicolae Ceausescu, child abandonment became a national disaster. Families couldn’t afford to keep their children and were encouraged to turn them over to the state.

The current study was part of the Bucharest Early Intervention Project, initiated in 2001 to examine the impact of high-quality, family-based care on development. It included 136 Romanian children (mean age, about 22 months) who were abandoned at or shortly after birth and were placed in an institution.

Researchers randomly assigned each toddler to 1 of 56 foster families or to continue living in an institution (care as usual). The researchers had to create a foster care network, because such care was extremely limited at the start of the study.
 

Providing stimulating care

Foster parents in the study received regular support from social workers and U.S.-based psychologists. They were encouraged to “make a commitment to treat the child as if it was their own, providing sensitive, stimulating, and nurturing care, not just in the short term but for their whole life,” said Dr. Humphreys.

Foster care programs in the United States have been criticized for focusing on short-term care, she said. “It’s really just a bed to sleep on, clothes to wear, and food to eat rather than the psychological component we think is really important for child development.”

For the study, the researchers assessed the children across multiple developmental domains at baseline and at ages 30, 42, and 54 months. They conducted additional assessments when the kids were aged 8, 12, and 16-18 years.

The primary outcomes were cognitive functioning (IQ), physical growth (height, weight, head circumference), brain electrical activity (relative electroencephalography power in the alpha frequency band), and symptoms of five types of psychopathology (disinhibited social engagement disorder, reactive attachment disorder, ADHD symptoms, externalizing symptoms, and internalizing symptoms).

From over 7,000 observations analyzed across follow-ups, the investigators found that the intervention had an overall significant effect on cognitive, physical, and neural outcomes when considered collectively across waves (beta, 0.26; 95% confidence interval, 0.07-0.46; P = .012). Compared to children who received care as usual, those in foster homes had significantly higher average IQ scores (P < .001) and physical size (P = .008).

The intervention had an overall beneficial effect in regard to psychopathology. The greatest impact involved a reduction in symptoms of reactive attachment disorder (P < .001).

“There are a few forms of psychopathology that seem to almost entirely occur after severe neglect, including reactive attachment disorder; we think of these as disorders of social relatedness that derive from aberrant or insufficient early caregiving experiences,” said Dr. Humphreys. “Being placed in a family reduced the symptoms of reactive attachment disorder to pretty much nonexistent.”

To a lesser extent, the intervention reduced symptoms of disinhibited social engagement disorder. The foster care group also had significantly fewer internalizing symptoms than did children in the care-as-usual group.

But there was no significant overall effect of the intervention on symptoms of ADHD or externalizing problems.
 

 

 

Positive effects persisted

For the most part, the positive effects of the intervention on children’s functioning persisted during nearly 2 decades of follow-up. The impact of the intervention “can be described as rapidly apparent by age 30 months and sustained through late adolescence,” wrote the authors.

Regarding the impact of age at the time of placement, the study found that, compared with children placed into foster care later, those who entered foster care earlier (younger than 33 months) had significantly higher IQ scores and relative alpha power, but there was no difference in physical growth.

For some outcomes, the benefits of earlier placement were apparent in early childhood but faded by adolescence. But Dr. Humphreys noted all placements were early by most definitions.

The researchers also assessed stability of foster care placements. Children were considered “stable” if they remained with their original foster family; they were considered “disrupted” if they no longer resided with the family.

Here, the study found some “striking results,” said Dr. Humphreys. The effect of placement stability was largest in adolescence, when, overall, those who had remained with their original foster family had better cognitive and physical outcomes and less severe symptoms of psychopathology compared to those who experienced placement disruptions.

As for sex differences, “it’s a mixed bag,” said Dr. Humphreys, although overall, “we didn’t see strong evidence of sex differences” in terms of outcomes.

The investigators were unable to examine trajectories of children’s functioning, which would have provided important information on aspects such as rate of growth and the shape of growth curves. Specific features of the institutional or foster care environment in Bucharest during the study may limit the generalizability of the findings to other settings.
 

Absolutely unique project

The study examined an “absolutely unique project” and had “very exciting” results that should have “important clinical implications,” commented the American Journal of Psychiatry editor-in-chief Ned Kalin, MD, Hedberg Professor and chair, department of psychiatry, University of Wisconsin–Madison.

The findings are “pretty dramatic,” added Dr. Kalin. “This is probably the study to be thinking about when considering the future of treatment and interventions in children who have suffered from this type of neglect, which is unfortunately extremely common worldwide, including in the U.S.”

In particular, the findings regarding improved psychopathology “bode well for the future,” said Dr. Kalin. “We know these types of problems are risk factors for the later development of depression and anxiety disorders. It will be really interesting to find out, but my guess is these kids will be protected as they mature further.”

The study was supported by the NIH, the John D. and Catherine T. MacArthur Foundation, the Palix Foundation, and the Jacobs Foundation. Dr. Humphreys has received research funding from the Brain and Behavior Research Foundation, the Caplan Foundation, the Jacobs Foundation, the National Science Foundation, the NIH, the Vanderbilt Institute for Clinical and Translational Research, the Vanderbilt Kennedy Center, and Vanderbilt University; she has received honoraria from the Journal of Clinical Child and Adolescent Psychology Future Directions Forum, Learning Grove, the University of Iowa, the University of Texas at Austin, and ZERO TO THREE.

A version of this article first appeared on Medscape.com.

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Significant increase in vitamin D deficiency in kids with major depressive disorder

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Thu, 06/01/2023 - 09:56

During the pandemic, there was a significant increase in vitamin D deficiency in pediatric patients with major depressive disorder, according to new findings that suggest spending more time indoors may have fueled this uptick.

“We suspect that this may be due to the COVID lockdowns and kids schooling from home and having less time outside,” study investigator Oluwatomiwa Babade, MD, MPH, with Virginia Tech Carilion School of Medicine, Roanoke, Va., said in an interview.

The study was presented at the annual meeting of the American Psychiatric Association.
 

Anecdotal observation confirmed

During the pandemic, investigators noticed an uptick in the number of children and adolescents attending their clinic for psychiatric hospitalization who had low vitamin D levels.

To investigate, they analyzed the records of all patients aged 6-17 years with psychiatric diagnoses and vitamin D level assessment who were admitted into the inpatient psychiatry unit from March 18, 2020, to June 30, 2021.

Among 599 unique patients, 275 (83% female) had a diagnosis of MDD and 226 of these patients were vitamin D deficient (< 30 ng/mL) – a prevalence rate of roughly 82%. Among 246 patients with psychiatric disorders other than MDD, the prevalence of vitamin D deficiency was 76%.

“This was very surprising and much higher than prior to the pandemic. Prior to COVID, the prevalence of vitamin D deficiency was around 14% in similar patients,” Dr. Babade said.

“Now that we are post-lockdown, it would be good to repeat the study. I think the prevalence should drop. That’s my guess,” he added.
 

Important research, no surprises

In a comment, Cemre Robinson, MD, director of the Mount Sinai Pediatric Bone Health and Calcium Metabolism Clinic, New York, said that although the study’s findings aren’t surprising, “it’s important to present such data in adolescents with major depression.”

“These findings reiterate the importance of screening for vitamin D deficiency in children and adolescents, with or without depression, particularly during winter, which is associated with less sun exposure,” Dr. Robinson, assistant professor of pediatrics, endocrinology, and diabetes at Icahn School of Medicine at Mount Sinai, said.

She noted that vitamin D deficiency is prevalent in the general population, and it can be easily corrected with supplementation.

“Vitamin D is important for bone growth, mineralization, and accretion as well as calcium absorption. Adolescence, in particular, is a period of rapid physical, cognitive, and psychosocial growth,” Dr. Robinson said.

“The requirement of all minerals and vitamins changes in this phase of life. Therefore, it is important to have sufficient vitamin D levels during adolescence for several health benefits,” she noted.

Dr. Robinson said that “more research is needed to validate the present findings in adolescents with major depression, and larger studies, including randomized control trials, are required to establish a causal association between MDD and vitamin D deficiency.”

The study had no specific funding. Dr. Babade and Dr. Robinson report no relevant financial relationships.

A version of this article first appeared on Medscape.com.

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During the pandemic, there was a significant increase in vitamin D deficiency in pediatric patients with major depressive disorder, according to new findings that suggest spending more time indoors may have fueled this uptick.

“We suspect that this may be due to the COVID lockdowns and kids schooling from home and having less time outside,” study investigator Oluwatomiwa Babade, MD, MPH, with Virginia Tech Carilion School of Medicine, Roanoke, Va., said in an interview.

The study was presented at the annual meeting of the American Psychiatric Association.
 

Anecdotal observation confirmed

During the pandemic, investigators noticed an uptick in the number of children and adolescents attending their clinic for psychiatric hospitalization who had low vitamin D levels.

To investigate, they analyzed the records of all patients aged 6-17 years with psychiatric diagnoses and vitamin D level assessment who were admitted into the inpatient psychiatry unit from March 18, 2020, to June 30, 2021.

Among 599 unique patients, 275 (83% female) had a diagnosis of MDD and 226 of these patients were vitamin D deficient (< 30 ng/mL) – a prevalence rate of roughly 82%. Among 246 patients with psychiatric disorders other than MDD, the prevalence of vitamin D deficiency was 76%.

“This was very surprising and much higher than prior to the pandemic. Prior to COVID, the prevalence of vitamin D deficiency was around 14% in similar patients,” Dr. Babade said.

“Now that we are post-lockdown, it would be good to repeat the study. I think the prevalence should drop. That’s my guess,” he added.
 

Important research, no surprises

In a comment, Cemre Robinson, MD, director of the Mount Sinai Pediatric Bone Health and Calcium Metabolism Clinic, New York, said that although the study’s findings aren’t surprising, “it’s important to present such data in adolescents with major depression.”

“These findings reiterate the importance of screening for vitamin D deficiency in children and adolescents, with or without depression, particularly during winter, which is associated with less sun exposure,” Dr. Robinson, assistant professor of pediatrics, endocrinology, and diabetes at Icahn School of Medicine at Mount Sinai, said.

She noted that vitamin D deficiency is prevalent in the general population, and it can be easily corrected with supplementation.

“Vitamin D is important for bone growth, mineralization, and accretion as well as calcium absorption. Adolescence, in particular, is a period of rapid physical, cognitive, and psychosocial growth,” Dr. Robinson said.

“The requirement of all minerals and vitamins changes in this phase of life. Therefore, it is important to have sufficient vitamin D levels during adolescence for several health benefits,” she noted.

Dr. Robinson said that “more research is needed to validate the present findings in adolescents with major depression, and larger studies, including randomized control trials, are required to establish a causal association between MDD and vitamin D deficiency.”

The study had no specific funding. Dr. Babade and Dr. Robinson report no relevant financial relationships.

A version of this article first appeared on Medscape.com.

During the pandemic, there was a significant increase in vitamin D deficiency in pediatric patients with major depressive disorder, according to new findings that suggest spending more time indoors may have fueled this uptick.

“We suspect that this may be due to the COVID lockdowns and kids schooling from home and having less time outside,” study investigator Oluwatomiwa Babade, MD, MPH, with Virginia Tech Carilion School of Medicine, Roanoke, Va., said in an interview.

The study was presented at the annual meeting of the American Psychiatric Association.
 

Anecdotal observation confirmed

During the pandemic, investigators noticed an uptick in the number of children and adolescents attending their clinic for psychiatric hospitalization who had low vitamin D levels.

To investigate, they analyzed the records of all patients aged 6-17 years with psychiatric diagnoses and vitamin D level assessment who were admitted into the inpatient psychiatry unit from March 18, 2020, to June 30, 2021.

Among 599 unique patients, 275 (83% female) had a diagnosis of MDD and 226 of these patients were vitamin D deficient (< 30 ng/mL) – a prevalence rate of roughly 82%. Among 246 patients with psychiatric disorders other than MDD, the prevalence of vitamin D deficiency was 76%.

“This was very surprising and much higher than prior to the pandemic. Prior to COVID, the prevalence of vitamin D deficiency was around 14% in similar patients,” Dr. Babade said.

“Now that we are post-lockdown, it would be good to repeat the study. I think the prevalence should drop. That’s my guess,” he added.
 

Important research, no surprises

In a comment, Cemre Robinson, MD, director of the Mount Sinai Pediatric Bone Health and Calcium Metabolism Clinic, New York, said that although the study’s findings aren’t surprising, “it’s important to present such data in adolescents with major depression.”

“These findings reiterate the importance of screening for vitamin D deficiency in children and adolescents, with or without depression, particularly during winter, which is associated with less sun exposure,” Dr. Robinson, assistant professor of pediatrics, endocrinology, and diabetes at Icahn School of Medicine at Mount Sinai, said.

She noted that vitamin D deficiency is prevalent in the general population, and it can be easily corrected with supplementation.

“Vitamin D is important for bone growth, mineralization, and accretion as well as calcium absorption. Adolescence, in particular, is a period of rapid physical, cognitive, and psychosocial growth,” Dr. Robinson said.

“The requirement of all minerals and vitamins changes in this phase of life. Therefore, it is important to have sufficient vitamin D levels during adolescence for several health benefits,” she noted.

Dr. Robinson said that “more research is needed to validate the present findings in adolescents with major depression, and larger studies, including randomized control trials, are required to establish a causal association between MDD and vitamin D deficiency.”

The study had no specific funding. Dr. Babade and Dr. Robinson report no relevant financial relationships.

A version of this article first appeared on Medscape.com.

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AI & U: 2

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Changed
Thu, 06/01/2023 - 09:45

In my most recent column (AI & U), I suggested that artificial intelligence (AI) in its most recent newsworthy iteration, the chatbot, offers some potentially useful opportunities. For example, in the short term the ability of a machine to search for the diagnostic possibilities and treatment options in a matter of seconds sounds very appealing. The skills needed to ask the chatbot the best questions and then interpret the machine’s responses would still require a medical school education. Good news for those of you worried about job security.

However, let’s look further down the road for how AI and other technological advances might change the look and feel of primary care. It is reasonable to expect that a chatbot could engage the patient in a spoken (or written) dialog in the patient’s preferred language and targeted to his/her educational level. You already deal with this kind of interaction in a primitive form when you call the customer service department of even a small company. That is if you were lucky enough to find the number buried in the company’s website.

Dr. William G. Wilkoff practiced primary care pediatrics in Brunswick, Maine, for nearly 40 years.
Dr. William G. Wilkoff

The “system” could then perform a targeted exam using a variety of sensors. Electronic stethoscopes and tympanographic sensors already exist. While currently most sonograms are performed by trained technicians, one can envision the technology being dumbed down to a point that the patient could operate most of the sensors himself or herself, provided the patient could reach the body part in question. The camera on a basic cell phone can take an image of a skin lesion that can already be compared with a standard set of normals and abnormals. While currently a questionable lesion triggers the provider to perform a biopsy, it is possible that sensors could become so sensitive and the algorithms so clever that the biopsy would be unnecessary. The pandemic has already shown us that patients can obtain sample swabs and accurately perform simple tests in their home.

Once the “system” has made the diagnosis, it would then converse with the patient about the various treatment options and arrange follow up. One would hope that, if the “system’s” diagnosis included a fatal outcome, it would trigger a face-to-face interaction with a counselor and a team of social workers to break the bad news and provide some kind of emotional support.

Those of you who are doubting Dorothys and Thomases may be asking what about scenarios in which the patient’s chief complaint is difficulty breathing or sudden onset of weakness? Remember, I am talking about the usual 8 a.m–6 p.m. primary care office. Any patient with a possibly life-threatening complaint would be triaged by the chatbot and would be seen at some point by a real human. However, it is likely that individual’s training would not require the breadth of the typical medical school education and instead would be targeted at the most common high-risk scenarios. This higher-acuity specialist would, of course, be assisted by a chatbot.

Patients with complaints primarily associated with mental illness would be seen by humans specializing in that area. Although I suspect there are folks somewhere brainstorming on how chatbots could potentially be effective counselors.

Clearly, the future I am suggesting leaves the patient with fewer interactions with a human, and certainly very rarely with a human who has navigated what we think of today as a traditional medical school education.

Would patients accept a dehumanized type of primary care delivered by AI? Would they do it without complaint? Would they have a choice? Do you like it when you are interrogated by the prerecorded voice on the phone tree of some company’s customer service? Do you have a choice? If that interrogation was refined to the point where it saved you time and resulted in the correct answer 99% of the time would you still complain?

If patients found that most of their primary care complaints could be handled more quickly by an AI system with minimal physician intervention and that system offered a success rate of over 90% when measured by the accuracy of the diagnosis and management plan, would they complain? They may have no other choice than to complain if primary care continues to lose favor among recent medical school graduates.

And what would the patients complain about? They already complain about the current system in which they feel that the face-to-face encounters with their physician are becoming less frequent. I often hear complaints that “the doctor just looked at the computer, and he didn’t really examine me.” By which I think they sometimes mean “touched” me.

I suspect we will discover what most of us already suspect and that is there is something special about the eye-to-eye contact and tactile interaction between the physician and the patient. The osteopathic tradition clearly makes this a priority when it utilizes manipulative medicine. It may be that if primary care medicine follows the AI-paved road I have imagined it won’t be able to match the success rate of the current system. Without that human element, with or without the hands-on aspect or even if the diagnosis is correct and the management is spot on, it just won’t work as well.

Dr. Wilkoff practiced primary care pediatrics in Brunswick, Maine, for nearly 40 years. He has authored several books on behavioral pediatrics, including “How to Say No to Your Toddler.” Other than a Littman stethoscope he accepted as a first-year medical student in 1966, Dr. Wilkoff reports having nothing to disclose. Email him at [email protected].

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In my most recent column (AI & U), I suggested that artificial intelligence (AI) in its most recent newsworthy iteration, the chatbot, offers some potentially useful opportunities. For example, in the short term the ability of a machine to search for the diagnostic possibilities and treatment options in a matter of seconds sounds very appealing. The skills needed to ask the chatbot the best questions and then interpret the machine’s responses would still require a medical school education. Good news for those of you worried about job security.

However, let’s look further down the road for how AI and other technological advances might change the look and feel of primary care. It is reasonable to expect that a chatbot could engage the patient in a spoken (or written) dialog in the patient’s preferred language and targeted to his/her educational level. You already deal with this kind of interaction in a primitive form when you call the customer service department of even a small company. That is if you were lucky enough to find the number buried in the company’s website.

Dr. William G. Wilkoff practiced primary care pediatrics in Brunswick, Maine, for nearly 40 years.
Dr. William G. Wilkoff

The “system” could then perform a targeted exam using a variety of sensors. Electronic stethoscopes and tympanographic sensors already exist. While currently most sonograms are performed by trained technicians, one can envision the technology being dumbed down to a point that the patient could operate most of the sensors himself or herself, provided the patient could reach the body part in question. The camera on a basic cell phone can take an image of a skin lesion that can already be compared with a standard set of normals and abnormals. While currently a questionable lesion triggers the provider to perform a biopsy, it is possible that sensors could become so sensitive and the algorithms so clever that the biopsy would be unnecessary. The pandemic has already shown us that patients can obtain sample swabs and accurately perform simple tests in their home.

Once the “system” has made the diagnosis, it would then converse with the patient about the various treatment options and arrange follow up. One would hope that, if the “system’s” diagnosis included a fatal outcome, it would trigger a face-to-face interaction with a counselor and a team of social workers to break the bad news and provide some kind of emotional support.

Those of you who are doubting Dorothys and Thomases may be asking what about scenarios in which the patient’s chief complaint is difficulty breathing or sudden onset of weakness? Remember, I am talking about the usual 8 a.m–6 p.m. primary care office. Any patient with a possibly life-threatening complaint would be triaged by the chatbot and would be seen at some point by a real human. However, it is likely that individual’s training would not require the breadth of the typical medical school education and instead would be targeted at the most common high-risk scenarios. This higher-acuity specialist would, of course, be assisted by a chatbot.

Patients with complaints primarily associated with mental illness would be seen by humans specializing in that area. Although I suspect there are folks somewhere brainstorming on how chatbots could potentially be effective counselors.

Clearly, the future I am suggesting leaves the patient with fewer interactions with a human, and certainly very rarely with a human who has navigated what we think of today as a traditional medical school education.

Would patients accept a dehumanized type of primary care delivered by AI? Would they do it without complaint? Would they have a choice? Do you like it when you are interrogated by the prerecorded voice on the phone tree of some company’s customer service? Do you have a choice? If that interrogation was refined to the point where it saved you time and resulted in the correct answer 99% of the time would you still complain?

If patients found that most of their primary care complaints could be handled more quickly by an AI system with minimal physician intervention and that system offered a success rate of over 90% when measured by the accuracy of the diagnosis and management plan, would they complain? They may have no other choice than to complain if primary care continues to lose favor among recent medical school graduates.

And what would the patients complain about? They already complain about the current system in which they feel that the face-to-face encounters with their physician are becoming less frequent. I often hear complaints that “the doctor just looked at the computer, and he didn’t really examine me.” By which I think they sometimes mean “touched” me.

I suspect we will discover what most of us already suspect and that is there is something special about the eye-to-eye contact and tactile interaction between the physician and the patient. The osteopathic tradition clearly makes this a priority when it utilizes manipulative medicine. It may be that if primary care medicine follows the AI-paved road I have imagined it won’t be able to match the success rate of the current system. Without that human element, with or without the hands-on aspect or even if the diagnosis is correct and the management is spot on, it just won’t work as well.

Dr. Wilkoff practiced primary care pediatrics in Brunswick, Maine, for nearly 40 years. He has authored several books on behavioral pediatrics, including “How to Say No to Your Toddler.” Other than a Littman stethoscope he accepted as a first-year medical student in 1966, Dr. Wilkoff reports having nothing to disclose. Email him at [email protected].

In my most recent column (AI & U), I suggested that artificial intelligence (AI) in its most recent newsworthy iteration, the chatbot, offers some potentially useful opportunities. For example, in the short term the ability of a machine to search for the diagnostic possibilities and treatment options in a matter of seconds sounds very appealing. The skills needed to ask the chatbot the best questions and then interpret the machine’s responses would still require a medical school education. Good news for those of you worried about job security.

However, let’s look further down the road for how AI and other technological advances might change the look and feel of primary care. It is reasonable to expect that a chatbot could engage the patient in a spoken (or written) dialog in the patient’s preferred language and targeted to his/her educational level. You already deal with this kind of interaction in a primitive form when you call the customer service department of even a small company. That is if you were lucky enough to find the number buried in the company’s website.

Dr. William G. Wilkoff practiced primary care pediatrics in Brunswick, Maine, for nearly 40 years.
Dr. William G. Wilkoff

The “system” could then perform a targeted exam using a variety of sensors. Electronic stethoscopes and tympanographic sensors already exist. While currently most sonograms are performed by trained technicians, one can envision the technology being dumbed down to a point that the patient could operate most of the sensors himself or herself, provided the patient could reach the body part in question. The camera on a basic cell phone can take an image of a skin lesion that can already be compared with a standard set of normals and abnormals. While currently a questionable lesion triggers the provider to perform a biopsy, it is possible that sensors could become so sensitive and the algorithms so clever that the biopsy would be unnecessary. The pandemic has already shown us that patients can obtain sample swabs and accurately perform simple tests in their home.

Once the “system” has made the diagnosis, it would then converse with the patient about the various treatment options and arrange follow up. One would hope that, if the “system’s” diagnosis included a fatal outcome, it would trigger a face-to-face interaction with a counselor and a team of social workers to break the bad news and provide some kind of emotional support.

Those of you who are doubting Dorothys and Thomases may be asking what about scenarios in which the patient’s chief complaint is difficulty breathing or sudden onset of weakness? Remember, I am talking about the usual 8 a.m–6 p.m. primary care office. Any patient with a possibly life-threatening complaint would be triaged by the chatbot and would be seen at some point by a real human. However, it is likely that individual’s training would not require the breadth of the typical medical school education and instead would be targeted at the most common high-risk scenarios. This higher-acuity specialist would, of course, be assisted by a chatbot.

Patients with complaints primarily associated with mental illness would be seen by humans specializing in that area. Although I suspect there are folks somewhere brainstorming on how chatbots could potentially be effective counselors.

Clearly, the future I am suggesting leaves the patient with fewer interactions with a human, and certainly very rarely with a human who has navigated what we think of today as a traditional medical school education.

Would patients accept a dehumanized type of primary care delivered by AI? Would they do it without complaint? Would they have a choice? Do you like it when you are interrogated by the prerecorded voice on the phone tree of some company’s customer service? Do you have a choice? If that interrogation was refined to the point where it saved you time and resulted in the correct answer 99% of the time would you still complain?

If patients found that most of their primary care complaints could be handled more quickly by an AI system with minimal physician intervention and that system offered a success rate of over 90% when measured by the accuracy of the diagnosis and management plan, would they complain? They may have no other choice than to complain if primary care continues to lose favor among recent medical school graduates.

And what would the patients complain about? They already complain about the current system in which they feel that the face-to-face encounters with their physician are becoming less frequent. I often hear complaints that “the doctor just looked at the computer, and he didn’t really examine me.” By which I think they sometimes mean “touched” me.

I suspect we will discover what most of us already suspect and that is there is something special about the eye-to-eye contact and tactile interaction between the physician and the patient. The osteopathic tradition clearly makes this a priority when it utilizes manipulative medicine. It may be that if primary care medicine follows the AI-paved road I have imagined it won’t be able to match the success rate of the current system. Without that human element, with or without the hands-on aspect or even if the diagnosis is correct and the management is spot on, it just won’t work as well.

Dr. Wilkoff practiced primary care pediatrics in Brunswick, Maine, for nearly 40 years. He has authored several books on behavioral pediatrics, including “How to Say No to Your Toddler.” Other than a Littman stethoscope he accepted as a first-year medical student in 1966, Dr. Wilkoff reports having nothing to disclose. Email him at [email protected].

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Ancient plague, cyclical pandemics … history lesson?

Article Type
Changed
Thu, 06/01/2023 - 09:37

 

Even the plague wanted to visit Stonehenge

We’re about to blow your mind: The history you learned in school was often inaccurate. Shocking, we know, so we’ll give you a minute to process this incredible news.

Better? Good. Now, let’s look back at high school European history. The Black Death, specifically. The common narrative is that the Mongols, while besieging a Crimean city belonging to the Genoese, catapulted dead bodies infected with some mystery disease that turned out to be the plague. The Genoese then brought the plague back to Italy, and from there, we all know the rest of the story.

The Black Death was certainly extremely important to the development of modern Europe as we know it, but the history books gloss over the much longer history of the plague. Yersinia pestis did not suddenly appear unbidden in a Mongol war camp in 1347. The Black Death wasn’t even the first horrific, continent-wide pandemic caused by the plague; the Plague of Justinian 800 years earlier crippled the Byzantine Empire during an expansionist phase and killed anywhere between 15 million and 100 million.

Today, though, LOTME looks even deeper into history, nearly beyond even history itself, back into the depths of early Bronze Age northern Europe. Specifically, to two ancient burial sites in England, where researchers have identified three 4,000-year-old cases of Y. pestis, the first recorded incidence of the disease in Britain.

Two of the individuals, identified through analysis of dental pulp, were young children buried at a mass grave in Somerset, while the third, a middle-aged woman, was found in a ring cairn in Cumbria. These sites are hundreds of miles apart, yet carbon dating suggests all three people lived and died at roughly the same time. The strain found is very similar to other samples of plague found across central and western Europe starting around 3,000 BCE, suggesting a single, easily spread disease affecting a large area in a relatively small period of time. In other words, a pandemic. Even in these ancient times, the world was connected. Not even the island of Britain could escape.

Beyond that though, the research helps confirm the cyclical nature of the plague; over time, it loses its effectiveness and goes into hiding, only to mutate and come roaring back. This is a story with absolutely no relevance at all to the modern world. Nope, no plagues or pandemics going around right now, no viruses fading into the background in any way. What a ridiculous inference to make.
 

Uncovering the invisible with artificial intelligence

This week in “What Else Can AI Do?” new research shows that a computer program can reveal brain injury that couldn’t be seen before with typical MRI.

The hot new AI, birthed by researchers at New York University, could potentially be a game changer by linking repeated head impacts with tiny, structural changes in the brains of athletes who have not been diagnosed with a concussion. By using machine learning to train the AI, the researchers were, for the first time, able to distinguish the brain of athletes who played contact sports (football, soccer, lacrosse) from those participating in noncontact sports such as baseball, basketball, and cross-country.

Andrea Danti/Thinkstock

How did they do it? The investigators “designed statistical techniques that gave their computer program the ability to ‘learn’ how to predict exposure to repeated head impacts using mathematical models,” they explained in a written statement. Adding in data from the MRI scans of 81 male athletes with no known concussion diagnosis and the ability to identify unusual brain features between athletes with and without head trauma allowed the AI to predict results with accuracy even Miss Cleo would envy.

“This method may provide an important diagnostic tool not only for concussion, but also for detecting the damage that stems from subtler and more frequent head impacts,” said lead author Junbo Chen, an engineering doctoral candidate at NYU. That could make this new AI a valuable asset to science and medicine.

There are many things the human brain can do that AI can’t, and delegation could be one of them. Examining the data that represent the human brain in minute detail? Maybe we leave that to the machine.
 

 

 

Talk about your field promotions

If you’re a surgeon doing an amputation, the list of possible assistants pretty much starts and ends in only one place: Not the closest available janitor.

That may seem like an oddly obvious thing for us to say, but there’s at least one former Mainz (Germany) University Hospital physician who really needed to get this bit of advice before he attempted an unassisted toe amputation back in October of 2020. Yes, that does seem like kind of a long time ago for us to be reporting it now, but the details of the incident only just came to light a few days ago, thanks to German public broadcaster SWR.

Ente75/Wikipedia

Since it was just a toe, the surgeon thought he could perform the operation without any help. The toe, unfortunately, had other plans. The partially anesthetized patient got restless in the operating room, but with no actual trained nurse in the vicinity, the surgeon asked the closest available person – that would be the janitor – to lend a hand.

The surgical manager heard about these goings-on and got to the operating room too late to stop the procedure but soon enough to see the cleaning staffer “at the operating table with a bloody suction cup and a bloody compress in their hands,” SWR recently reported.

The incident was reported to the hospital’s medical director and the surgeon was fired, but since the patient experienced no complications not much fuss was made about it at the time.

Well, guess what? It’s toe-tally our job to make a fuss about these kinds of things. Or could it be that our job, much like the surgeon’s employment and the patient’s digit, is here toe-day and gone toe-morrow?

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Even the plague wanted to visit Stonehenge

We’re about to blow your mind: The history you learned in school was often inaccurate. Shocking, we know, so we’ll give you a minute to process this incredible news.

Better? Good. Now, let’s look back at high school European history. The Black Death, specifically. The common narrative is that the Mongols, while besieging a Crimean city belonging to the Genoese, catapulted dead bodies infected with some mystery disease that turned out to be the plague. The Genoese then brought the plague back to Italy, and from there, we all know the rest of the story.

The Black Death was certainly extremely important to the development of modern Europe as we know it, but the history books gloss over the much longer history of the plague. Yersinia pestis did not suddenly appear unbidden in a Mongol war camp in 1347. The Black Death wasn’t even the first horrific, continent-wide pandemic caused by the plague; the Plague of Justinian 800 years earlier crippled the Byzantine Empire during an expansionist phase and killed anywhere between 15 million and 100 million.

Today, though, LOTME looks even deeper into history, nearly beyond even history itself, back into the depths of early Bronze Age northern Europe. Specifically, to two ancient burial sites in England, where researchers have identified three 4,000-year-old cases of Y. pestis, the first recorded incidence of the disease in Britain.

Two of the individuals, identified through analysis of dental pulp, were young children buried at a mass grave in Somerset, while the third, a middle-aged woman, was found in a ring cairn in Cumbria. These sites are hundreds of miles apart, yet carbon dating suggests all three people lived and died at roughly the same time. The strain found is very similar to other samples of plague found across central and western Europe starting around 3,000 BCE, suggesting a single, easily spread disease affecting a large area in a relatively small period of time. In other words, a pandemic. Even in these ancient times, the world was connected. Not even the island of Britain could escape.

Beyond that though, the research helps confirm the cyclical nature of the plague; over time, it loses its effectiveness and goes into hiding, only to mutate and come roaring back. This is a story with absolutely no relevance at all to the modern world. Nope, no plagues or pandemics going around right now, no viruses fading into the background in any way. What a ridiculous inference to make.
 

Uncovering the invisible with artificial intelligence

This week in “What Else Can AI Do?” new research shows that a computer program can reveal brain injury that couldn’t be seen before with typical MRI.

The hot new AI, birthed by researchers at New York University, could potentially be a game changer by linking repeated head impacts with tiny, structural changes in the brains of athletes who have not been diagnosed with a concussion. By using machine learning to train the AI, the researchers were, for the first time, able to distinguish the brain of athletes who played contact sports (football, soccer, lacrosse) from those participating in noncontact sports such as baseball, basketball, and cross-country.

Andrea Danti/Thinkstock

How did they do it? The investigators “designed statistical techniques that gave their computer program the ability to ‘learn’ how to predict exposure to repeated head impacts using mathematical models,” they explained in a written statement. Adding in data from the MRI scans of 81 male athletes with no known concussion diagnosis and the ability to identify unusual brain features between athletes with and without head trauma allowed the AI to predict results with accuracy even Miss Cleo would envy.

“This method may provide an important diagnostic tool not only for concussion, but also for detecting the damage that stems from subtler and more frequent head impacts,” said lead author Junbo Chen, an engineering doctoral candidate at NYU. That could make this new AI a valuable asset to science and medicine.

There are many things the human brain can do that AI can’t, and delegation could be one of them. Examining the data that represent the human brain in minute detail? Maybe we leave that to the machine.
 

 

 

Talk about your field promotions

If you’re a surgeon doing an amputation, the list of possible assistants pretty much starts and ends in only one place: Not the closest available janitor.

That may seem like an oddly obvious thing for us to say, but there’s at least one former Mainz (Germany) University Hospital physician who really needed to get this bit of advice before he attempted an unassisted toe amputation back in October of 2020. Yes, that does seem like kind of a long time ago for us to be reporting it now, but the details of the incident only just came to light a few days ago, thanks to German public broadcaster SWR.

Ente75/Wikipedia

Since it was just a toe, the surgeon thought he could perform the operation without any help. The toe, unfortunately, had other plans. The partially anesthetized patient got restless in the operating room, but with no actual trained nurse in the vicinity, the surgeon asked the closest available person – that would be the janitor – to lend a hand.

The surgical manager heard about these goings-on and got to the operating room too late to stop the procedure but soon enough to see the cleaning staffer “at the operating table with a bloody suction cup and a bloody compress in their hands,” SWR recently reported.

The incident was reported to the hospital’s medical director and the surgeon was fired, but since the patient experienced no complications not much fuss was made about it at the time.

Well, guess what? It’s toe-tally our job to make a fuss about these kinds of things. Or could it be that our job, much like the surgeon’s employment and the patient’s digit, is here toe-day and gone toe-morrow?

 

Even the plague wanted to visit Stonehenge

We’re about to blow your mind: The history you learned in school was often inaccurate. Shocking, we know, so we’ll give you a minute to process this incredible news.

Better? Good. Now, let’s look back at high school European history. The Black Death, specifically. The common narrative is that the Mongols, while besieging a Crimean city belonging to the Genoese, catapulted dead bodies infected with some mystery disease that turned out to be the plague. The Genoese then brought the plague back to Italy, and from there, we all know the rest of the story.

The Black Death was certainly extremely important to the development of modern Europe as we know it, but the history books gloss over the much longer history of the plague. Yersinia pestis did not suddenly appear unbidden in a Mongol war camp in 1347. The Black Death wasn’t even the first horrific, continent-wide pandemic caused by the plague; the Plague of Justinian 800 years earlier crippled the Byzantine Empire during an expansionist phase and killed anywhere between 15 million and 100 million.

Today, though, LOTME looks even deeper into history, nearly beyond even history itself, back into the depths of early Bronze Age northern Europe. Specifically, to two ancient burial sites in England, where researchers have identified three 4,000-year-old cases of Y. pestis, the first recorded incidence of the disease in Britain.

Two of the individuals, identified through analysis of dental pulp, were young children buried at a mass grave in Somerset, while the third, a middle-aged woman, was found in a ring cairn in Cumbria. These sites are hundreds of miles apart, yet carbon dating suggests all three people lived and died at roughly the same time. The strain found is very similar to other samples of plague found across central and western Europe starting around 3,000 BCE, suggesting a single, easily spread disease affecting a large area in a relatively small period of time. In other words, a pandemic. Even in these ancient times, the world was connected. Not even the island of Britain could escape.

Beyond that though, the research helps confirm the cyclical nature of the plague; over time, it loses its effectiveness and goes into hiding, only to mutate and come roaring back. This is a story with absolutely no relevance at all to the modern world. Nope, no plagues or pandemics going around right now, no viruses fading into the background in any way. What a ridiculous inference to make.
 

Uncovering the invisible with artificial intelligence

This week in “What Else Can AI Do?” new research shows that a computer program can reveal brain injury that couldn’t be seen before with typical MRI.

The hot new AI, birthed by researchers at New York University, could potentially be a game changer by linking repeated head impacts with tiny, structural changes in the brains of athletes who have not been diagnosed with a concussion. By using machine learning to train the AI, the researchers were, for the first time, able to distinguish the brain of athletes who played contact sports (football, soccer, lacrosse) from those participating in noncontact sports such as baseball, basketball, and cross-country.

Andrea Danti/Thinkstock

How did they do it? The investigators “designed statistical techniques that gave their computer program the ability to ‘learn’ how to predict exposure to repeated head impacts using mathematical models,” they explained in a written statement. Adding in data from the MRI scans of 81 male athletes with no known concussion diagnosis and the ability to identify unusual brain features between athletes with and without head trauma allowed the AI to predict results with accuracy even Miss Cleo would envy.

“This method may provide an important diagnostic tool not only for concussion, but also for detecting the damage that stems from subtler and more frequent head impacts,” said lead author Junbo Chen, an engineering doctoral candidate at NYU. That could make this new AI a valuable asset to science and medicine.

There are many things the human brain can do that AI can’t, and delegation could be one of them. Examining the data that represent the human brain in minute detail? Maybe we leave that to the machine.
 

 

 

Talk about your field promotions

If you’re a surgeon doing an amputation, the list of possible assistants pretty much starts and ends in only one place: Not the closest available janitor.

That may seem like an oddly obvious thing for us to say, but there’s at least one former Mainz (Germany) University Hospital physician who really needed to get this bit of advice before he attempted an unassisted toe amputation back in October of 2020. Yes, that does seem like kind of a long time ago for us to be reporting it now, but the details of the incident only just came to light a few days ago, thanks to German public broadcaster SWR.

Ente75/Wikipedia

Since it was just a toe, the surgeon thought he could perform the operation without any help. The toe, unfortunately, had other plans. The partially anesthetized patient got restless in the operating room, but with no actual trained nurse in the vicinity, the surgeon asked the closest available person – that would be the janitor – to lend a hand.

The surgical manager heard about these goings-on and got to the operating room too late to stop the procedure but soon enough to see the cleaning staffer “at the operating table with a bloody suction cup and a bloody compress in their hands,” SWR recently reported.

The incident was reported to the hospital’s medical director and the surgeon was fired, but since the patient experienced no complications not much fuss was made about it at the time.

Well, guess what? It’s toe-tally our job to make a fuss about these kinds of things. Or could it be that our job, much like the surgeon’s employment and the patient’s digit, is here toe-day and gone toe-morrow?

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