HPV Vaccine Reduces Immune Disease Risk in Women

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TOPLINE: Human Papillomavirus (HPV) vaccination is associated with reduced risks of rheumatoid arthritis, systemic lupus erythematosus, and type 1 diabetes among females aged 9 to 45 years. The analysis of 208,638 vaccinated individuals shows particularly strong protective effects in those aged 9 to 26 years and recipients of 9-valent HPV vaccines.

 

METHODOLOGY:

  • Researchers analyzed data from the US Collaborative Network in TriNetX spanning January 1, 2018, to December 20, 2022, enrolling 208,638 females aged 9 to 45 years who received HPV vaccination and matching them with 208,638 unvaccinated individuals using propensity scores.

  • Analysis included Cox proportional hazard regression to estimate hazard ratios and 95% CIs for immune-mediated diseases, with subgroup analyses stratified by age, race, smoking, obesity, asthma, and HPV vaccine types.

  • Participants were monitored from 31 days up to 365 days following their respective index dates, with sensitivity analyses conducted to evaluate short-term outcomes and compare results with influenza virus vaccine recipients.

 

TAKEAWAY:

  • HPV vaccination demonstrated reduced risks for rheumatoid arthritis (hazard ratio [HR], 0.487; 95% confidence interval [CI], 0.311-0.762), systemic lupus erythematosus (HR, 0.287; 95% CI, 0.179-0.460), and dermatomyositis (HR, 0.299; 95% CI, 0.098-0.908).

  • Recipients showed lower risks for inflammatory bowel disease (HR, 0.876; 95% CI, 0.811-0.946), celiac disease (HR, 0.400; 95% CI, 0.304-0.526), and type 1 diabetes (HR, 0.242; 95% CI, 0.184-0.318).

  • Subgroup analyses revealed significant risk reductions among females aged 9 to 26 years and those receiving 9-valent HPV vaccines compared to unvaccinated populations.

  • White and Black/African American individuals demonstrated reduced risks for various immune-mediated diseases, while Asians showed lower risks only for inflammatory bowel disease and overall immune-mediated diseases.

 

 IN PRACTICE: "Our real-world investigation employing TriNetX Research Network has revealed a significant reduction in the risks of various immune-mediated diseases, especially among females aged 9-26 years and those who received 9-valent HPV vaccines,” the author wrote.

 

SOURCE: The study was led by Qianru Zhang, MD, Beijing Tsinghua Changgung Hospital in Beijing, China, James Cheng-Chung Wei, and Shiow-Ing Wang who contributed equally as first authors. It was published online in QJM: An International Journal of Medicine.

 

LIMITATIONS:  According to the authors, research relying on Electronic Health Records (EHR) faced several constraints, including the absence of serial data on HPV antibody titers in vaccinated individuals and limited data regarding vaccination dosing numbers. Additionally, the current functionality of TriNetX prevented performing interaction terms in the statistical model for comprehensive subgroup analysis stratified by age, race, and vaccine types.

 

DISCLOSURES: The study received support from Chung Shan Medical University Hospital (Grant No. CSH-2023-E-001-Y2), Kaohsiung Veterans General Hospital (KSVGH 113-117), National Science and Technology Council (NSTC 112-2314-B-075B-020), and KSVNSU112-008. The funders had no role in the study's design, conduct, data analysis, or manuscript approval.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication.

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TOPLINE: Human Papillomavirus (HPV) vaccination is associated with reduced risks of rheumatoid arthritis, systemic lupus erythematosus, and type 1 diabetes among females aged 9 to 45 years. The analysis of 208,638 vaccinated individuals shows particularly strong protective effects in those aged 9 to 26 years and recipients of 9-valent HPV vaccines.

 

METHODOLOGY:

  • Researchers analyzed data from the US Collaborative Network in TriNetX spanning January 1, 2018, to December 20, 2022, enrolling 208,638 females aged 9 to 45 years who received HPV vaccination and matching them with 208,638 unvaccinated individuals using propensity scores.

  • Analysis included Cox proportional hazard regression to estimate hazard ratios and 95% CIs for immune-mediated diseases, with subgroup analyses stratified by age, race, smoking, obesity, asthma, and HPV vaccine types.

  • Participants were monitored from 31 days up to 365 days following their respective index dates, with sensitivity analyses conducted to evaluate short-term outcomes and compare results with influenza virus vaccine recipients.

 

TAKEAWAY:

  • HPV vaccination demonstrated reduced risks for rheumatoid arthritis (hazard ratio [HR], 0.487; 95% confidence interval [CI], 0.311-0.762), systemic lupus erythematosus (HR, 0.287; 95% CI, 0.179-0.460), and dermatomyositis (HR, 0.299; 95% CI, 0.098-0.908).

  • Recipients showed lower risks for inflammatory bowel disease (HR, 0.876; 95% CI, 0.811-0.946), celiac disease (HR, 0.400; 95% CI, 0.304-0.526), and type 1 diabetes (HR, 0.242; 95% CI, 0.184-0.318).

  • Subgroup analyses revealed significant risk reductions among females aged 9 to 26 years and those receiving 9-valent HPV vaccines compared to unvaccinated populations.

  • White and Black/African American individuals demonstrated reduced risks for various immune-mediated diseases, while Asians showed lower risks only for inflammatory bowel disease and overall immune-mediated diseases.

 

 IN PRACTICE: "Our real-world investigation employing TriNetX Research Network has revealed a significant reduction in the risks of various immune-mediated diseases, especially among females aged 9-26 years and those who received 9-valent HPV vaccines,” the author wrote.

 

SOURCE: The study was led by Qianru Zhang, MD, Beijing Tsinghua Changgung Hospital in Beijing, China, James Cheng-Chung Wei, and Shiow-Ing Wang who contributed equally as first authors. It was published online in QJM: An International Journal of Medicine.

 

LIMITATIONS:  According to the authors, research relying on Electronic Health Records (EHR) faced several constraints, including the absence of serial data on HPV antibody titers in vaccinated individuals and limited data regarding vaccination dosing numbers. Additionally, the current functionality of TriNetX prevented performing interaction terms in the statistical model for comprehensive subgroup analysis stratified by age, race, and vaccine types.

 

DISCLOSURES: The study received support from Chung Shan Medical University Hospital (Grant No. CSH-2023-E-001-Y2), Kaohsiung Veterans General Hospital (KSVGH 113-117), National Science and Technology Council (NSTC 112-2314-B-075B-020), and KSVNSU112-008. The funders had no role in the study's design, conduct, data analysis, or manuscript approval.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication.

TOPLINE: Human Papillomavirus (HPV) vaccination is associated with reduced risks of rheumatoid arthritis, systemic lupus erythematosus, and type 1 diabetes among females aged 9 to 45 years. The analysis of 208,638 vaccinated individuals shows particularly strong protective effects in those aged 9 to 26 years and recipients of 9-valent HPV vaccines.

 

METHODOLOGY:

  • Researchers analyzed data from the US Collaborative Network in TriNetX spanning January 1, 2018, to December 20, 2022, enrolling 208,638 females aged 9 to 45 years who received HPV vaccination and matching them with 208,638 unvaccinated individuals using propensity scores.

  • Analysis included Cox proportional hazard regression to estimate hazard ratios and 95% CIs for immune-mediated diseases, with subgroup analyses stratified by age, race, smoking, obesity, asthma, and HPV vaccine types.

  • Participants were monitored from 31 days up to 365 days following their respective index dates, with sensitivity analyses conducted to evaluate short-term outcomes and compare results with influenza virus vaccine recipients.

 

TAKEAWAY:

  • HPV vaccination demonstrated reduced risks for rheumatoid arthritis (hazard ratio [HR], 0.487; 95% confidence interval [CI], 0.311-0.762), systemic lupus erythematosus (HR, 0.287; 95% CI, 0.179-0.460), and dermatomyositis (HR, 0.299; 95% CI, 0.098-0.908).

  • Recipients showed lower risks for inflammatory bowel disease (HR, 0.876; 95% CI, 0.811-0.946), celiac disease (HR, 0.400; 95% CI, 0.304-0.526), and type 1 diabetes (HR, 0.242; 95% CI, 0.184-0.318).

  • Subgroup analyses revealed significant risk reductions among females aged 9 to 26 years and those receiving 9-valent HPV vaccines compared to unvaccinated populations.

  • White and Black/African American individuals demonstrated reduced risks for various immune-mediated diseases, while Asians showed lower risks only for inflammatory bowel disease and overall immune-mediated diseases.

 

 IN PRACTICE: "Our real-world investigation employing TriNetX Research Network has revealed a significant reduction in the risks of various immune-mediated diseases, especially among females aged 9-26 years and those who received 9-valent HPV vaccines,” the author wrote.

 

SOURCE: The study was led by Qianru Zhang, MD, Beijing Tsinghua Changgung Hospital in Beijing, China, James Cheng-Chung Wei, and Shiow-Ing Wang who contributed equally as first authors. It was published online in QJM: An International Journal of Medicine.

 

LIMITATIONS:  According to the authors, research relying on Electronic Health Records (EHR) faced several constraints, including the absence of serial data on HPV antibody titers in vaccinated individuals and limited data regarding vaccination dosing numbers. Additionally, the current functionality of TriNetX prevented performing interaction terms in the statistical model for comprehensive subgroup analysis stratified by age, race, and vaccine types.

 

DISCLOSURES: The study received support from Chung Shan Medical University Hospital (Grant No. CSH-2023-E-001-Y2), Kaohsiung Veterans General Hospital (KSVGH 113-117), National Science and Technology Council (NSTC 112-2314-B-075B-020), and KSVNSU112-008. The funders had no role in the study's design, conduct, data analysis, or manuscript approval.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication.

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DoD Surveillance: Low to Moderate Effectiveness for Flu Vaccine

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A mid-season analysis of the influenza vaccine by the US Department of Defensive (DoD) Global Respiratory Pathogen Surveillance Program (DoDGRPSP) has reported low to moderate vaccine effectiveness (VE). 

The study included 295 Military Health System (MHS) beneficiaries (adults and children) who tested positive for influenza and 965 controls who tested negative. Vaccinated patients had received the 2024-2025 influenza vaccine at least 14 days prior to symptom onset. The study conducted VE analyses for influenza A (any subtype), influenza A(H1N1)pdm09, and influenza A(H3N2). 

Overall, moderate effectiveness against influenza A(H1N1)pdm09 was reported in all beneficiaries and children aged 6 months to 17 years. In adults aged 18 to 64 years—and all beneficiaries—there was moderate effectiveness against influenza A(H3N2). VE estimates against influenza A (any subtype) for all beneficiaries, children, and adults were not significant; VE estimates were also not effective among children for influenza A(H3N2) and in adults for influenza A(H1N1)pdm09.

Adjusted VE estimates among all participants for influenza A (any subtypes), influenza A(H1N1)pdm09, and influenza A(H3N2) were 25%, 58%, and 42%, respectively. VE for influenza B was not calculated due to a low number of cases.

Flu vaccination rates for adults are usually in the 30% to 60% range despite the recommended target of 70%. Flu vaccination rates were rising by around 1% to 2% annually before 2020, but began dropping after the COVID-19 pandemic, especially in higher-risk groups. In adults aged  65 years, flu vaccination rates dropped from 52% in 2019-2020 to 43% in 2024-2025.

According to the Centers for Disease Control and Prevention (CDC), at the end of the 2023-2024 flu season, 9.2 million fewer doses were administered in pharmacies and doctors offices compared with the baseline before the COVID-19 pandemic. Since 2022, private manufacturers have distributed significantly fewer influenza vaccine doses. 

Each March, the US Food and Drug Association (FDA) Vaccines and Related Biological Products Advisory Committee (VRBPAC) meets to analyze the current influenza season and forecast the next. The committee reviews and discusses data on influenza strain circulation and VE, which come from DoDGRPSP analyses. In February, US Department of Health and Human Services officials indefinitely postponed a public meeting of the CDC Advisory Committee on Immunization Practice (ACIP), at which members were also expected to discuss, among other things, VE and vaccine recommendations. The FDA canceled a March 13 VRBPAC meeting and provided no reason for the cancelation to members. That day, however, the FDA issued new recommendations for the influenza vaccine for the 2025-2026 season without the input of VRBPAC. Instead, experts from the FDA, CDC, and DoD made recommendations after reviewing surveillance data from the US and globally.

For the 2025-2026 influenza season, the FDA recommends the vaccines be trivalent and target 2 strains of influenza A and 1 strain of influenza B. The FDA anticipates there will be an “adequate and diverse supply” of approved trivalent seasonal influenza vaccines. Trivalent flu vaccines are formulated to protect against 3 influenza viruses: an A(H1N1) virus, an A(H3N2) virus, and a B/Victoria virus. All influenza vaccines for the 2025-2026 season are anticipated to be trivalent in the US.

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A mid-season analysis of the influenza vaccine by the US Department of Defensive (DoD) Global Respiratory Pathogen Surveillance Program (DoDGRPSP) has reported low to moderate vaccine effectiveness (VE). 

The study included 295 Military Health System (MHS) beneficiaries (adults and children) who tested positive for influenza and 965 controls who tested negative. Vaccinated patients had received the 2024-2025 influenza vaccine at least 14 days prior to symptom onset. The study conducted VE analyses for influenza A (any subtype), influenza A(H1N1)pdm09, and influenza A(H3N2). 

Overall, moderate effectiveness against influenza A(H1N1)pdm09 was reported in all beneficiaries and children aged 6 months to 17 years. In adults aged 18 to 64 years—and all beneficiaries—there was moderate effectiveness against influenza A(H3N2). VE estimates against influenza A (any subtype) for all beneficiaries, children, and adults were not significant; VE estimates were also not effective among children for influenza A(H3N2) and in adults for influenza A(H1N1)pdm09.

Adjusted VE estimates among all participants for influenza A (any subtypes), influenza A(H1N1)pdm09, and influenza A(H3N2) were 25%, 58%, and 42%, respectively. VE for influenza B was not calculated due to a low number of cases.

Flu vaccination rates for adults are usually in the 30% to 60% range despite the recommended target of 70%. Flu vaccination rates were rising by around 1% to 2% annually before 2020, but began dropping after the COVID-19 pandemic, especially in higher-risk groups. In adults aged  65 years, flu vaccination rates dropped from 52% in 2019-2020 to 43% in 2024-2025.

According to the Centers for Disease Control and Prevention (CDC), at the end of the 2023-2024 flu season, 9.2 million fewer doses were administered in pharmacies and doctors offices compared with the baseline before the COVID-19 pandemic. Since 2022, private manufacturers have distributed significantly fewer influenza vaccine doses. 

Each March, the US Food and Drug Association (FDA) Vaccines and Related Biological Products Advisory Committee (VRBPAC) meets to analyze the current influenza season and forecast the next. The committee reviews and discusses data on influenza strain circulation and VE, which come from DoDGRPSP analyses. In February, US Department of Health and Human Services officials indefinitely postponed a public meeting of the CDC Advisory Committee on Immunization Practice (ACIP), at which members were also expected to discuss, among other things, VE and vaccine recommendations. The FDA canceled a March 13 VRBPAC meeting and provided no reason for the cancelation to members. That day, however, the FDA issued new recommendations for the influenza vaccine for the 2025-2026 season without the input of VRBPAC. Instead, experts from the FDA, CDC, and DoD made recommendations after reviewing surveillance data from the US and globally.

For the 2025-2026 influenza season, the FDA recommends the vaccines be trivalent and target 2 strains of influenza A and 1 strain of influenza B. The FDA anticipates there will be an “adequate and diverse supply” of approved trivalent seasonal influenza vaccines. Trivalent flu vaccines are formulated to protect against 3 influenza viruses: an A(H1N1) virus, an A(H3N2) virus, and a B/Victoria virus. All influenza vaccines for the 2025-2026 season are anticipated to be trivalent in the US.

A mid-season analysis of the influenza vaccine by the US Department of Defensive (DoD) Global Respiratory Pathogen Surveillance Program (DoDGRPSP) has reported low to moderate vaccine effectiveness (VE). 

The study included 295 Military Health System (MHS) beneficiaries (adults and children) who tested positive for influenza and 965 controls who tested negative. Vaccinated patients had received the 2024-2025 influenza vaccine at least 14 days prior to symptom onset. The study conducted VE analyses for influenza A (any subtype), influenza A(H1N1)pdm09, and influenza A(H3N2). 

Overall, moderate effectiveness against influenza A(H1N1)pdm09 was reported in all beneficiaries and children aged 6 months to 17 years. In adults aged 18 to 64 years—and all beneficiaries—there was moderate effectiveness against influenza A(H3N2). VE estimates against influenza A (any subtype) for all beneficiaries, children, and adults were not significant; VE estimates were also not effective among children for influenza A(H3N2) and in adults for influenza A(H1N1)pdm09.

Adjusted VE estimates among all participants for influenza A (any subtypes), influenza A(H1N1)pdm09, and influenza A(H3N2) were 25%, 58%, and 42%, respectively. VE for influenza B was not calculated due to a low number of cases.

Flu vaccination rates for adults are usually in the 30% to 60% range despite the recommended target of 70%. Flu vaccination rates were rising by around 1% to 2% annually before 2020, but began dropping after the COVID-19 pandemic, especially in higher-risk groups. In adults aged  65 years, flu vaccination rates dropped from 52% in 2019-2020 to 43% in 2024-2025.

According to the Centers for Disease Control and Prevention (CDC), at the end of the 2023-2024 flu season, 9.2 million fewer doses were administered in pharmacies and doctors offices compared with the baseline before the COVID-19 pandemic. Since 2022, private manufacturers have distributed significantly fewer influenza vaccine doses. 

Each March, the US Food and Drug Association (FDA) Vaccines and Related Biological Products Advisory Committee (VRBPAC) meets to analyze the current influenza season and forecast the next. The committee reviews and discusses data on influenza strain circulation and VE, which come from DoDGRPSP analyses. In February, US Department of Health and Human Services officials indefinitely postponed a public meeting of the CDC Advisory Committee on Immunization Practice (ACIP), at which members were also expected to discuss, among other things, VE and vaccine recommendations. The FDA canceled a March 13 VRBPAC meeting and provided no reason for the cancelation to members. That day, however, the FDA issued new recommendations for the influenza vaccine for the 2025-2026 season without the input of VRBPAC. Instead, experts from the FDA, CDC, and DoD made recommendations after reviewing surveillance data from the US and globally.

For the 2025-2026 influenza season, the FDA recommends the vaccines be trivalent and target 2 strains of influenza A and 1 strain of influenza B. The FDA anticipates there will be an “adequate and diverse supply” of approved trivalent seasonal influenza vaccines. Trivalent flu vaccines are formulated to protect against 3 influenza viruses: an A(H1N1) virus, an A(H3N2) virus, and a B/Victoria virus. All influenza vaccines for the 2025-2026 season are anticipated to be trivalent in the US.

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ACES Act to Study Cancer in Aviators Is Now Law

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A bipartisan bill establishing research directives aimed at revealing cancer risks among military aviators and aircrews recently became law.

Spearheaded by Sen. Mark Kelly (D-AZ) and Sen. Tom Cotton (R-AR), as well as Rep. August Pfluger (R-TX-11) and Rep. Jimmy Panetta (D-CA-19), all of whom are veterans, the Aviator Cancer Examination Study (ACES) Act was signed into law on August 14. The ACES Act will address cancer rates among Army, Navy, Air Force, and Marine Corps aircrew members by directing the Secretary of the US Department of Veterans Affairs to study cancer incidence and mortality rates among these populations.

Military aviators and aircrews face a 15% to 24% higher rate of cancer compared with the general US population, including a 75% higher rate of melanoma, 31% higher rate of thyroid cancer, 20% higher rate of prostate cancer, and 11% higher rate of female breast cancer, with potential links to non-Hodgkin lymphoma and testicular cancer. These individuals are also diagnosed earlier in life, at the median age of 55 years compared with 67 years. However, further investigation is still needed to understand why. 

“By better understanding the correlation between aviator service and cancer, we can better assist our military and provide more adequate care for our veterans,” Kelly said.

Some reasons for the higher rates of cancer in aviators seem clear, such as the association between dioxin exposure and cancer. In a study of cancer incidence and mortality in Air Force veterans of the Vietnam War, incidence of melanoma and prostate cancer was increased among White veterans who sprayed herbicides during Operation Ranch Hand. The risk of cancer at any site, prostate cancer, and melanoma was increased in the highest dioxin exposure category among veterans who spent 2 years in Southeast Asia.

However, some links between these veterans and increased cancer rates are less clear. In a review of 28 studies (including 18 studies in military settings), slight evidence was found for associations between jet fuel exposure and various outcomes including cancer. Cosmic ionizing radiation (CIR) exposure is another possible cause. Several epidemiological studies have documented elevated incidence and mortality for several cancers in flight crews, but a link between them and CIR exposure has not been established.

Certain occupations have been associated with increased risk of testicular germ cell tumors, including aircraft maintenance, military pilots, fighter pilots, and aircrews. Those associations led to hypotheses that job-related chemical exposures (eg, per- and polyfluoroalkyl substances, solvents, paints, hydrocarbons in degreasing/lubricating agents, lubricating oils) may increase risk. A study of young active-duty Air Force servicemen found that pilots and men with aircraft maintenance jobs had elevated tenosynovial giant cell tumor risk, but indicates that further research is needed to “elucidate specific occupational exposures underlying these associations.”

“As a former Navy pilot, there are certain risks that we know and accept come with our service, but we know far less about the health risks that are affecting many aviators and aircrews years later,” Kelly said in a statement. “Veteran aviators and aircrews deserve answers about the correlation between their job and cancer risks so we can reduce those risks for future pilots. Getting this across the finish line has been a bipartisan effort from the start, and I’m proud to see this bill become law so we can deliver real answers and accountability for those who served.”   

“The ACES Act is now the law of the land,” Cotton added. “We owe it to past, present, and future aviators in the armed forces to study the prevalence of cancer among this group of veterans.”

The ACES Act complements Kelly’s bipartisan Counting Veterans’ Cancer Act, which requires Veterans Health Administration facilities to share cancer data with state cancer registries, thereby guaranteeing their inclusion in the national registries. Key provisions of the Counting Veterans’ Cancer Act were included in the first government funding package of fiscal year 2024. 

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A bipartisan bill establishing research directives aimed at revealing cancer risks among military aviators and aircrews recently became law.

Spearheaded by Sen. Mark Kelly (D-AZ) and Sen. Tom Cotton (R-AR), as well as Rep. August Pfluger (R-TX-11) and Rep. Jimmy Panetta (D-CA-19), all of whom are veterans, the Aviator Cancer Examination Study (ACES) Act was signed into law on August 14. The ACES Act will address cancer rates among Army, Navy, Air Force, and Marine Corps aircrew members by directing the Secretary of the US Department of Veterans Affairs to study cancer incidence and mortality rates among these populations.

Military aviators and aircrews face a 15% to 24% higher rate of cancer compared with the general US population, including a 75% higher rate of melanoma, 31% higher rate of thyroid cancer, 20% higher rate of prostate cancer, and 11% higher rate of female breast cancer, with potential links to non-Hodgkin lymphoma and testicular cancer. These individuals are also diagnosed earlier in life, at the median age of 55 years compared with 67 years. However, further investigation is still needed to understand why. 

“By better understanding the correlation between aviator service and cancer, we can better assist our military and provide more adequate care for our veterans,” Kelly said.

Some reasons for the higher rates of cancer in aviators seem clear, such as the association between dioxin exposure and cancer. In a study of cancer incidence and mortality in Air Force veterans of the Vietnam War, incidence of melanoma and prostate cancer was increased among White veterans who sprayed herbicides during Operation Ranch Hand. The risk of cancer at any site, prostate cancer, and melanoma was increased in the highest dioxin exposure category among veterans who spent 2 years in Southeast Asia.

However, some links between these veterans and increased cancer rates are less clear. In a review of 28 studies (including 18 studies in military settings), slight evidence was found for associations between jet fuel exposure and various outcomes including cancer. Cosmic ionizing radiation (CIR) exposure is another possible cause. Several epidemiological studies have documented elevated incidence and mortality for several cancers in flight crews, but a link between them and CIR exposure has not been established.

Certain occupations have been associated with increased risk of testicular germ cell tumors, including aircraft maintenance, military pilots, fighter pilots, and aircrews. Those associations led to hypotheses that job-related chemical exposures (eg, per- and polyfluoroalkyl substances, solvents, paints, hydrocarbons in degreasing/lubricating agents, lubricating oils) may increase risk. A study of young active-duty Air Force servicemen found that pilots and men with aircraft maintenance jobs had elevated tenosynovial giant cell tumor risk, but indicates that further research is needed to “elucidate specific occupational exposures underlying these associations.”

“As a former Navy pilot, there are certain risks that we know and accept come with our service, but we know far less about the health risks that are affecting many aviators and aircrews years later,” Kelly said in a statement. “Veteran aviators and aircrews deserve answers about the correlation between their job and cancer risks so we can reduce those risks for future pilots. Getting this across the finish line has been a bipartisan effort from the start, and I’m proud to see this bill become law so we can deliver real answers and accountability for those who served.”   

“The ACES Act is now the law of the land,” Cotton added. “We owe it to past, present, and future aviators in the armed forces to study the prevalence of cancer among this group of veterans.”

The ACES Act complements Kelly’s bipartisan Counting Veterans’ Cancer Act, which requires Veterans Health Administration facilities to share cancer data with state cancer registries, thereby guaranteeing their inclusion in the national registries. Key provisions of the Counting Veterans’ Cancer Act were included in the first government funding package of fiscal year 2024. 

A bipartisan bill establishing research directives aimed at revealing cancer risks among military aviators and aircrews recently became law.

Spearheaded by Sen. Mark Kelly (D-AZ) and Sen. Tom Cotton (R-AR), as well as Rep. August Pfluger (R-TX-11) and Rep. Jimmy Panetta (D-CA-19), all of whom are veterans, the Aviator Cancer Examination Study (ACES) Act was signed into law on August 14. The ACES Act will address cancer rates among Army, Navy, Air Force, and Marine Corps aircrew members by directing the Secretary of the US Department of Veterans Affairs to study cancer incidence and mortality rates among these populations.

Military aviators and aircrews face a 15% to 24% higher rate of cancer compared with the general US population, including a 75% higher rate of melanoma, 31% higher rate of thyroid cancer, 20% higher rate of prostate cancer, and 11% higher rate of female breast cancer, with potential links to non-Hodgkin lymphoma and testicular cancer. These individuals are also diagnosed earlier in life, at the median age of 55 years compared with 67 years. However, further investigation is still needed to understand why. 

“By better understanding the correlation between aviator service and cancer, we can better assist our military and provide more adequate care for our veterans,” Kelly said.

Some reasons for the higher rates of cancer in aviators seem clear, such as the association between dioxin exposure and cancer. In a study of cancer incidence and mortality in Air Force veterans of the Vietnam War, incidence of melanoma and prostate cancer was increased among White veterans who sprayed herbicides during Operation Ranch Hand. The risk of cancer at any site, prostate cancer, and melanoma was increased in the highest dioxin exposure category among veterans who spent 2 years in Southeast Asia.

However, some links between these veterans and increased cancer rates are less clear. In a review of 28 studies (including 18 studies in military settings), slight evidence was found for associations between jet fuel exposure and various outcomes including cancer. Cosmic ionizing radiation (CIR) exposure is another possible cause. Several epidemiological studies have documented elevated incidence and mortality for several cancers in flight crews, but a link between them and CIR exposure has not been established.

Certain occupations have been associated with increased risk of testicular germ cell tumors, including aircraft maintenance, military pilots, fighter pilots, and aircrews. Those associations led to hypotheses that job-related chemical exposures (eg, per- and polyfluoroalkyl substances, solvents, paints, hydrocarbons in degreasing/lubricating agents, lubricating oils) may increase risk. A study of young active-duty Air Force servicemen found that pilots and men with aircraft maintenance jobs had elevated tenosynovial giant cell tumor risk, but indicates that further research is needed to “elucidate specific occupational exposures underlying these associations.”

“As a former Navy pilot, there are certain risks that we know and accept come with our service, but we know far less about the health risks that are affecting many aviators and aircrews years later,” Kelly said in a statement. “Veteran aviators and aircrews deserve answers about the correlation between their job and cancer risks so we can reduce those risks for future pilots. Getting this across the finish line has been a bipartisan effort from the start, and I’m proud to see this bill become law so we can deliver real answers and accountability for those who served.”   

“The ACES Act is now the law of the land,” Cotton added. “We owe it to past, present, and future aviators in the armed forces to study the prevalence of cancer among this group of veterans.”

The ACES Act complements Kelly’s bipartisan Counting Veterans’ Cancer Act, which requires Veterans Health Administration facilities to share cancer data with state cancer registries, thereby guaranteeing their inclusion in the national registries. Key provisions of the Counting Veterans’ Cancer Act were included in the first government funding package of fiscal year 2024. 

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Agent Orange Exposure and Genetic Factors Independently Raise Risk for Multiple Lymphoma Types

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Mon, 08/25/2025 - 15:38

TOPLINE: A large-scale case-control study using the Million Veteran Program (MVP) found The study found independent associations of both genetic predisposition and Agent Orange (AO) exposure for several lymphoid malignant neoplasm subtypes.

METHODOLOGY:

  • A case-control study included 255,155 US veterans enrolled in the MVP with available genotype, Agent Orange exposure information, and lymphoid malignant neoplasm diagnosis from January 1, 1965, through June T1, 2024.

  • Analysis focused on non-Hispanic White veterans (median age 67 years; 92.5% male) due to ancestry distribution requirements for genome-wide association studies data availability.

  • Researchers excluded 628 samples across all lymphoid malignant neoplasm groups and 61,343 control samples due to unavailability of AO exposure information.

  • Investigators analyzed risk for chronic lymphocytic leukemia, diffuse large B-cell lymphoma, follicular lymphoma, marginal zone lymphoma, and multiple myeloma as primary outcomes.

TAKEAWAY:

  • Agent Orange exposure was associated with increased risk for chronic lymphocytic leukemia (odds ratio [OR], 1.61; 95% confidence interval [CI], 1.40-1.84), diffuse large B-cell lymphoma (OR, 1.26; 95% CI, 1.03-1.53), follicular lymphoma (OR, 1.71; 95% CI, 1.39-2.11), and multiple myeloma (OR, 1.58; 95% CI, 1.35-1.86).

  • Polygenic risk scores showed significant associations with all subtypes: chronic lymphocytic leukemia (OR, 1.81; 95% CI, 1.70-1.93), diffuse large B-cell lymphoma (OR, 1.12; 95% CI, 1.02-1.21), follicular lymphoma (OR, 1.33; 95% CI, 1.21-1.47), marginal zone lymphoma (OR, 1.17; 95% CI, 1.04-1.32), and multiple myeloma (OR, 1.41; 95% CI, 1.31-1.52).

  • No significant polygenic risk score and AO exposure interactions were observed in the development of any lymphoid malignant neoplasm subtypes.

  • The researchers found independent associations of both genetic predisposition and Agent Orange exposure on several lymphoid malignant neoplasm subtypes.

IN PRACTICE:

"Our study addressed the public health concerns surrounding AO exposure and lymphoid malignant neoplasms, finding that both AO exposure and polygenic risk are independently associated with disease, suggesting potentially distinct and additive pathways that merit further investigation,” the authors wrote.

SOURCE: The study was led by Xueyi Teng, PhD, Department of Biological Chemistry, School of Medicine, University of California in Irvine, and Helen Ma, MD, Tibor Rubin Veterans Affairs Medical Center in Long Beach. It was published online in JAMA Network Open.

LIMITATIONS: According to the authors, while this represents the largest study of Agent Orange exposure and genetic risk in lymphoid malignant neoplasm development, the power to find interaction associations in specific subtypes might be limited. Self-reported AO exposure may have introduced survival bias, especially in aggressive subtypes, as patients with aggressive tumors might have died before joining the MVP. Additionally, approximately half of the patients were diagnosed with lymphoid malignant neoplasm before self-reporting AO exposure in the survey, potentially introducing recall bias.

DISCLOSURES: Xueyi Teng, PhD, reported receiving grants from the George E. Hewitt Foundation for Medical Research Postdoc Fellowship during the conduct of the study. The research was supported by grant MVPOOO and Veterans Affairs Career Development Award 1IK2CX002437-O1A1. No other disclosures were reported.

 

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication.

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TOPLINE: A large-scale case-control study using the Million Veteran Program (MVP) found The study found independent associations of both genetic predisposition and Agent Orange (AO) exposure for several lymphoid malignant neoplasm subtypes.

METHODOLOGY:

  • A case-control study included 255,155 US veterans enrolled in the MVP with available genotype, Agent Orange exposure information, and lymphoid malignant neoplasm diagnosis from January 1, 1965, through June T1, 2024.

  • Analysis focused on non-Hispanic White veterans (median age 67 years; 92.5% male) due to ancestry distribution requirements for genome-wide association studies data availability.

  • Researchers excluded 628 samples across all lymphoid malignant neoplasm groups and 61,343 control samples due to unavailability of AO exposure information.

  • Investigators analyzed risk for chronic lymphocytic leukemia, diffuse large B-cell lymphoma, follicular lymphoma, marginal zone lymphoma, and multiple myeloma as primary outcomes.

TAKEAWAY:

  • Agent Orange exposure was associated with increased risk for chronic lymphocytic leukemia (odds ratio [OR], 1.61; 95% confidence interval [CI], 1.40-1.84), diffuse large B-cell lymphoma (OR, 1.26; 95% CI, 1.03-1.53), follicular lymphoma (OR, 1.71; 95% CI, 1.39-2.11), and multiple myeloma (OR, 1.58; 95% CI, 1.35-1.86).

  • Polygenic risk scores showed significant associations with all subtypes: chronic lymphocytic leukemia (OR, 1.81; 95% CI, 1.70-1.93), diffuse large B-cell lymphoma (OR, 1.12; 95% CI, 1.02-1.21), follicular lymphoma (OR, 1.33; 95% CI, 1.21-1.47), marginal zone lymphoma (OR, 1.17; 95% CI, 1.04-1.32), and multiple myeloma (OR, 1.41; 95% CI, 1.31-1.52).

  • No significant polygenic risk score and AO exposure interactions were observed in the development of any lymphoid malignant neoplasm subtypes.

  • The researchers found independent associations of both genetic predisposition and Agent Orange exposure on several lymphoid malignant neoplasm subtypes.

IN PRACTICE:

"Our study addressed the public health concerns surrounding AO exposure and lymphoid malignant neoplasms, finding that both AO exposure and polygenic risk are independently associated with disease, suggesting potentially distinct and additive pathways that merit further investigation,” the authors wrote.

SOURCE: The study was led by Xueyi Teng, PhD, Department of Biological Chemistry, School of Medicine, University of California in Irvine, and Helen Ma, MD, Tibor Rubin Veterans Affairs Medical Center in Long Beach. It was published online in JAMA Network Open.

LIMITATIONS: According to the authors, while this represents the largest study of Agent Orange exposure and genetic risk in lymphoid malignant neoplasm development, the power to find interaction associations in specific subtypes might be limited. Self-reported AO exposure may have introduced survival bias, especially in aggressive subtypes, as patients with aggressive tumors might have died before joining the MVP. Additionally, approximately half of the patients were diagnosed with lymphoid malignant neoplasm before self-reporting AO exposure in the survey, potentially introducing recall bias.

DISCLOSURES: Xueyi Teng, PhD, reported receiving grants from the George E. Hewitt Foundation for Medical Research Postdoc Fellowship during the conduct of the study. The research was supported by grant MVPOOO and Veterans Affairs Career Development Award 1IK2CX002437-O1A1. No other disclosures were reported.

 

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication.

TOPLINE: A large-scale case-control study using the Million Veteran Program (MVP) found The study found independent associations of both genetic predisposition and Agent Orange (AO) exposure for several lymphoid malignant neoplasm subtypes.

METHODOLOGY:

  • A case-control study included 255,155 US veterans enrolled in the MVP with available genotype, Agent Orange exposure information, and lymphoid malignant neoplasm diagnosis from January 1, 1965, through June T1, 2024.

  • Analysis focused on non-Hispanic White veterans (median age 67 years; 92.5% male) due to ancestry distribution requirements for genome-wide association studies data availability.

  • Researchers excluded 628 samples across all lymphoid malignant neoplasm groups and 61,343 control samples due to unavailability of AO exposure information.

  • Investigators analyzed risk for chronic lymphocytic leukemia, diffuse large B-cell lymphoma, follicular lymphoma, marginal zone lymphoma, and multiple myeloma as primary outcomes.

TAKEAWAY:

  • Agent Orange exposure was associated with increased risk for chronic lymphocytic leukemia (odds ratio [OR], 1.61; 95% confidence interval [CI], 1.40-1.84), diffuse large B-cell lymphoma (OR, 1.26; 95% CI, 1.03-1.53), follicular lymphoma (OR, 1.71; 95% CI, 1.39-2.11), and multiple myeloma (OR, 1.58; 95% CI, 1.35-1.86).

  • Polygenic risk scores showed significant associations with all subtypes: chronic lymphocytic leukemia (OR, 1.81; 95% CI, 1.70-1.93), diffuse large B-cell lymphoma (OR, 1.12; 95% CI, 1.02-1.21), follicular lymphoma (OR, 1.33; 95% CI, 1.21-1.47), marginal zone lymphoma (OR, 1.17; 95% CI, 1.04-1.32), and multiple myeloma (OR, 1.41; 95% CI, 1.31-1.52).

  • No significant polygenic risk score and AO exposure interactions were observed in the development of any lymphoid malignant neoplasm subtypes.

  • The researchers found independent associations of both genetic predisposition and Agent Orange exposure on several lymphoid malignant neoplasm subtypes.

IN PRACTICE:

"Our study addressed the public health concerns surrounding AO exposure and lymphoid malignant neoplasms, finding that both AO exposure and polygenic risk are independently associated with disease, suggesting potentially distinct and additive pathways that merit further investigation,” the authors wrote.

SOURCE: The study was led by Xueyi Teng, PhD, Department of Biological Chemistry, School of Medicine, University of California in Irvine, and Helen Ma, MD, Tibor Rubin Veterans Affairs Medical Center in Long Beach. It was published online in JAMA Network Open.

LIMITATIONS: According to the authors, while this represents the largest study of Agent Orange exposure and genetic risk in lymphoid malignant neoplasm development, the power to find interaction associations in specific subtypes might be limited. Self-reported AO exposure may have introduced survival bias, especially in aggressive subtypes, as patients with aggressive tumors might have died before joining the MVP. Additionally, approximately half of the patients were diagnosed with lymphoid malignant neoplasm before self-reporting AO exposure in the survey, potentially introducing recall bias.

DISCLOSURES: Xueyi Teng, PhD, reported receiving grants from the George E. Hewitt Foundation for Medical Research Postdoc Fellowship during the conduct of the study. The research was supported by grant MVPOOO and Veterans Affairs Career Development Award 1IK2CX002437-O1A1. No other disclosures were reported.

 

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication.

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Mon, 08/25/2025 - 15:08

Housing Program Expansion Opens Doors to More Veterans

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Mon, 08/25/2025 - 14:10

TOPLINE:Expanding United States Department of Housing and Urban Development-Veterans Affairs Supportive Housing (HUD-VASH) eligibility to veterans with other-than-honorable (OTH) discharge significantly increased their program enrollments without impacting services for those with honorable discharge. Emergency department visits increased for honorable discharge veterans while hospitalizations rose for both groups.

METHODOLOGY:

  • A quality improvement study following SQUIRE 2.0 reporting guidelines analyzed data from 129,873 veterans enrolled in HUD-VASH between June 1, 2019, and September 30, 2021.
  • Analysis included 127,876 veterans (98.5%) with honorable/general discharge and 1997 veterans (1.5%) with OTH discharge, with a mean age of 53.7 years.
  • Researchers utilized an interrupted time series design to compare program enrollments and healthcare utilization before (June 2019-December 2020) and after (January 2021-September 2021) policy implementation.
  • Data linkage between the Homeless Operations and Management Evaluation System database and VA Corporate Data Warehouse enabled tracking of emergency department visits, hospitalizations, and primary care visits.
     

TAKEAWAY:

  • Monthly HUD-VASH enrollments showed a significant increase for OTH veterans after the policy change (difference in slopes, 1.90; 95% confidence interval [CI], 1.28-2.52), while honorable/general veterans experienced a non-significant increase (difference in slopes, 9.23; 95% CI, −20.35-38.79).
  • Emergency department visits demonstrated a significant increase for honorable/general veterans (change in slope, 0.24; 95% CI, 0.12-0.35) but not for OTH veterans (change in slope, 0.08; 
    95% CI, −0.12-0.28).
  • Hospitalizations significantly increased for both OTH veterans (change in slope, 0.098; 95% CI, 0.009-0.170) and honorable/general veterans (change in slope, 0.078; 95% CI, 0.004-0.060).
  • Primary care visits showed no significant changes for either group after the policy implementation (OTH: change in slope, −0.12; 95% CI, −0.65-0.42; honorable/general: change in slope, 0.20; 
    95% CI, −0.13-0.53).

IN PRACTICE:“Expanding HUD-VASH eligibility increased access to housing and social support for OTH veterans without disrupting services for those with honorable discharges,” the authors reported. “Efforts should focus on improving access to connecting OTH veterans with clinical services outside of HUD-VASH.”

SOURCE:The study was led by Thomas F. Nubong, MD, Center of Innovation for Long-Term Services and Supports, Providence Veterans Affairs Medical Center in Providence. It was published online on August 5 in JAMA Network Open.

LIMITATIONS: According to the authors, the study period overlapped with the COVID-19 pandemic, potentially affecting results. Additionally, staff training on the policy change varied across US Department of Veterans Affairs (VA) sites, introducing implementation inconsistencies. The single-group interrupted time series design, while effective for tracking temporal trends, limited formal comparisons between discharge groups.

DISCLOSURES: The analyses were conducted under the VA Homeless Programs Office with operational funding support. Jack Tsai, PhD, and Eric Jutkowitz, PhD, reported being principal investigators of a VA Merit study on the Impact of COVID-19 for the HUD-VASH program. James L. Rudolph, MD, reported receiving grants from Icosavax outside the submitted work and being a United States government employee.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication.

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TOPLINE:Expanding United States Department of Housing and Urban Development-Veterans Affairs Supportive Housing (HUD-VASH) eligibility to veterans with other-than-honorable (OTH) discharge significantly increased their program enrollments without impacting services for those with honorable discharge. Emergency department visits increased for honorable discharge veterans while hospitalizations rose for both groups.

METHODOLOGY:

  • A quality improvement study following SQUIRE 2.0 reporting guidelines analyzed data from 129,873 veterans enrolled in HUD-VASH between June 1, 2019, and September 30, 2021.
  • Analysis included 127,876 veterans (98.5%) with honorable/general discharge and 1997 veterans (1.5%) with OTH discharge, with a mean age of 53.7 years.
  • Researchers utilized an interrupted time series design to compare program enrollments and healthcare utilization before (June 2019-December 2020) and after (January 2021-September 2021) policy implementation.
  • Data linkage between the Homeless Operations and Management Evaluation System database and VA Corporate Data Warehouse enabled tracking of emergency department visits, hospitalizations, and primary care visits.
     

TAKEAWAY:

  • Monthly HUD-VASH enrollments showed a significant increase for OTH veterans after the policy change (difference in slopes, 1.90; 95% confidence interval [CI], 1.28-2.52), while honorable/general veterans experienced a non-significant increase (difference in slopes, 9.23; 95% CI, −20.35-38.79).
  • Emergency department visits demonstrated a significant increase for honorable/general veterans (change in slope, 0.24; 95% CI, 0.12-0.35) but not for OTH veterans (change in slope, 0.08; 
    95% CI, −0.12-0.28).
  • Hospitalizations significantly increased for both OTH veterans (change in slope, 0.098; 95% CI, 0.009-0.170) and honorable/general veterans (change in slope, 0.078; 95% CI, 0.004-0.060).
  • Primary care visits showed no significant changes for either group after the policy implementation (OTH: change in slope, −0.12; 95% CI, −0.65-0.42; honorable/general: change in slope, 0.20; 
    95% CI, −0.13-0.53).

IN PRACTICE:“Expanding HUD-VASH eligibility increased access to housing and social support for OTH veterans without disrupting services for those with honorable discharges,” the authors reported. “Efforts should focus on improving access to connecting OTH veterans with clinical services outside of HUD-VASH.”

SOURCE:The study was led by Thomas F. Nubong, MD, Center of Innovation for Long-Term Services and Supports, Providence Veterans Affairs Medical Center in Providence. It was published online on August 5 in JAMA Network Open.

LIMITATIONS: According to the authors, the study period overlapped with the COVID-19 pandemic, potentially affecting results. Additionally, staff training on the policy change varied across US Department of Veterans Affairs (VA) sites, introducing implementation inconsistencies. The single-group interrupted time series design, while effective for tracking temporal trends, limited formal comparisons between discharge groups.

DISCLOSURES: The analyses were conducted under the VA Homeless Programs Office with operational funding support. Jack Tsai, PhD, and Eric Jutkowitz, PhD, reported being principal investigators of a VA Merit study on the Impact of COVID-19 for the HUD-VASH program. James L. Rudolph, MD, reported receiving grants from Icosavax outside the submitted work and being a United States government employee.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication.

TOPLINE:Expanding United States Department of Housing and Urban Development-Veterans Affairs Supportive Housing (HUD-VASH) eligibility to veterans with other-than-honorable (OTH) discharge significantly increased their program enrollments without impacting services for those with honorable discharge. Emergency department visits increased for honorable discharge veterans while hospitalizations rose for both groups.

METHODOLOGY:

  • A quality improvement study following SQUIRE 2.0 reporting guidelines analyzed data from 129,873 veterans enrolled in HUD-VASH between June 1, 2019, and September 30, 2021.
  • Analysis included 127,876 veterans (98.5%) with honorable/general discharge and 1997 veterans (1.5%) with OTH discharge, with a mean age of 53.7 years.
  • Researchers utilized an interrupted time series design to compare program enrollments and healthcare utilization before (June 2019-December 2020) and after (January 2021-September 2021) policy implementation.
  • Data linkage between the Homeless Operations and Management Evaluation System database and VA Corporate Data Warehouse enabled tracking of emergency department visits, hospitalizations, and primary care visits.
     

TAKEAWAY:

  • Monthly HUD-VASH enrollments showed a significant increase for OTH veterans after the policy change (difference in slopes, 1.90; 95% confidence interval [CI], 1.28-2.52), while honorable/general veterans experienced a non-significant increase (difference in slopes, 9.23; 95% CI, −20.35-38.79).
  • Emergency department visits demonstrated a significant increase for honorable/general veterans (change in slope, 0.24; 95% CI, 0.12-0.35) but not for OTH veterans (change in slope, 0.08; 
    95% CI, −0.12-0.28).
  • Hospitalizations significantly increased for both OTH veterans (change in slope, 0.098; 95% CI, 0.009-0.170) and honorable/general veterans (change in slope, 0.078; 95% CI, 0.004-0.060).
  • Primary care visits showed no significant changes for either group after the policy implementation (OTH: change in slope, −0.12; 95% CI, −0.65-0.42; honorable/general: change in slope, 0.20; 
    95% CI, −0.13-0.53).

IN PRACTICE:“Expanding HUD-VASH eligibility increased access to housing and social support for OTH veterans without disrupting services for those with honorable discharges,” the authors reported. “Efforts should focus on improving access to connecting OTH veterans with clinical services outside of HUD-VASH.”

SOURCE:The study was led by Thomas F. Nubong, MD, Center of Innovation for Long-Term Services and Supports, Providence Veterans Affairs Medical Center in Providence. It was published online on August 5 in JAMA Network Open.

LIMITATIONS: According to the authors, the study period overlapped with the COVID-19 pandemic, potentially affecting results. Additionally, staff training on the policy change varied across US Department of Veterans Affairs (VA) sites, introducing implementation inconsistencies. The single-group interrupted time series design, while effective for tracking temporal trends, limited formal comparisons between discharge groups.

DISCLOSURES: The analyses were conducted under the VA Homeless Programs Office with operational funding support. Jack Tsai, PhD, and Eric Jutkowitz, PhD, reported being principal investigators of a VA Merit study on the Impact of COVID-19 for the HUD-VASH program. James L. Rudolph, MD, reported receiving grants from Icosavax outside the submitted work and being a United States government employee.

This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication.

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Mon, 08/25/2025 - 14:02

Critical Access for Veterans Bill Would Undermine VA Care

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The Critical Access for Veterans Care ActS.1868, introduced in May by Senators Kevin Cramer (R-ND) and Tim Sheehy (R-MT), would fundamentally reshape how veterans living in rural communities access private health care. The legislation establishes a new paradigm impacting veterans enrolled in US Department of Veterans Affairs (VA) health care who reside within 35 miles of any Centers for Medicare & Medicaid Services-designated Critical Access Hospital (CAH) or affiliated clinic. The bill would allow veterans unprecedented autonomy to self-refer directly to these facilities.

However, despite its seemingly straightforward title, the bill will not expedite care delivery, reduce travel burdens, or enhance network critical care capacity for veterans living in rural areas. Instead, the bill would further privatize veteran health care delivery by permitting veterans within this geographic radius to independently pursue care at CAHs and clinics without prior authorization. The legislation would establish a parallel referral system that erodes the Veterans Community Care Program (VCCP) eligibility determinations that were meticulously developed under the VA MISSION Act of 2018.

Some lawmakers have repeatedly pushed to eliminate VA's authorization role in the past 6 years, seeking to grant unrestricted private sector access to various veteran populations, particularly those requiring mental health services. Sponsors of the current bill are explicitly pursuing this same objective, characterizing VA authorization as an “unnecessary roadblock” that should be removed. However, this characterization misrepresents the actual function and value of the authorization process.

Over the past 6 years, provisions in the VA MISSION Act and other laws for predetermining veteran eligibility for private care have provided veterans with broad access while maintaining oversight and accountability. Enrolled veterans may receive comprehensive emergency medical and psychiatric care at any health care facility, including CAHs. They are guaranteed unrestricted walk-in urgent care access anywhere in the country. Veterans can also obtain outpatient and inpatient services through VCCP clinicians when they meet the following established access criteria: VA facilities exceed 30-minute travel times for primary and mental health services or 60 minutes for specialty care, or when appointment wait times surpass 20 days for primary/mental health care or 28 days for specialty services. Nearly half of covered veterans used this option in FY2023. 

This bill does more than upend the established paradigm of VCCP eligibility requirements: it also eliminates the critical function of utilization review and accountability. Its passage would establish a dangerous precedent. By eliminating drive time and wait time eligibility standards and simultaneously removing VA’s ability to manage use, the bill generates powerful political momentum to extend identical provisions to all enrolled veterans. Furthermore, this legislation could specifically precipitate the downsizing or closure of VA community-based outpatient clinics (CBOCs) in areas served by CAHs. North Dakota, for example, operates 5 CBOCs that could be affected. Veterans who live in rural areas within the standard 30- to 60-minute drive time of a CBOC and can secure appointments within the established 20- to 28-day timeframes would no longer be subject to the same eligibility criteria that govern all covered veterans.

The Veterans Healthcare Policy Institute (VHPI) has serious reservations about legislation that eliminates VA's indispensable authorization and referral functions for supplemental private care. Founded in 2016, the VHPI is a nonprofit, nonpartisan organization dedicated to analyzing health care, disability compensation, and benefits for US veterans and their families. It provides fact-based research to educate the public and improve care quality both within and outside the VA.

New initiatives threaten to drastically reduce veterans' health and disability benefits through staff cuts and service reductions that will limit access to earned benefits and life-sustaining health care. Attacks against the VA also threaten to erode the training that produces new cohorts of health professionals, dramatically exacerbating the nation’s already dire shortages of physicians, nurses, psychologists and social workers. 

VHPI’s coverage of Veterans Health Administration downsizing within rural health care provides important context. Starting with a comprehensive 15-page white paper published in 2024, VHPI has consistently highlighted how veterans living in rural communities face the same health care access challenges as all rural Americans—living in regions with severe shortages of health care facilities, professionals, and support staff. Lawmakers who assume veterans living in rural areas will experience shorter wait times and drive distances through private sector care fundamentally misunderstand these systemic issues 

VHPI is committed to rigorously scrutinize policies that may compromise high quality care for veterans, especially those living in rural areas.  The organization recently examined the flawed assumptions underlying these misguided policies. On August 12, VHPI released an in-depth analysis of private sector  clinicians’ capacity to care for veterans in across all 50 states titled “Veterans’ Health Care Choice—Myth or Reality? A State- by- State Reality Check of the False Promise of VA Privatization.” This analysis revealed that, in most states, and in all rural states, the private sector system was struggling to meet even the basic needs of non-veterans. As one long time VA expert stated, to imagine that the system could absorb an influx of millions of veterans – particularly when new cuts to Medicaid and other healthcare funding are implemented, is “delusional.”

 

Russell Lemle and Suzanne Gordon are senior policy analysts at the Veterans Healthcare Policy Institute. Suzanne Gordon is author of Wounds of War.

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The Critical Access for Veterans Care ActS.1868, introduced in May by Senators Kevin Cramer (R-ND) and Tim Sheehy (R-MT), would fundamentally reshape how veterans living in rural communities access private health care. The legislation establishes a new paradigm impacting veterans enrolled in US Department of Veterans Affairs (VA) health care who reside within 35 miles of any Centers for Medicare & Medicaid Services-designated Critical Access Hospital (CAH) or affiliated clinic. The bill would allow veterans unprecedented autonomy to self-refer directly to these facilities.

However, despite its seemingly straightforward title, the bill will not expedite care delivery, reduce travel burdens, or enhance network critical care capacity for veterans living in rural areas. Instead, the bill would further privatize veteran health care delivery by permitting veterans within this geographic radius to independently pursue care at CAHs and clinics without prior authorization. The legislation would establish a parallel referral system that erodes the Veterans Community Care Program (VCCP) eligibility determinations that were meticulously developed under the VA MISSION Act of 2018.

Some lawmakers have repeatedly pushed to eliminate VA's authorization role in the past 6 years, seeking to grant unrestricted private sector access to various veteran populations, particularly those requiring mental health services. Sponsors of the current bill are explicitly pursuing this same objective, characterizing VA authorization as an “unnecessary roadblock” that should be removed. However, this characterization misrepresents the actual function and value of the authorization process.

Over the past 6 years, provisions in the VA MISSION Act and other laws for predetermining veteran eligibility for private care have provided veterans with broad access while maintaining oversight and accountability. Enrolled veterans may receive comprehensive emergency medical and psychiatric care at any health care facility, including CAHs. They are guaranteed unrestricted walk-in urgent care access anywhere in the country. Veterans can also obtain outpatient and inpatient services through VCCP clinicians when they meet the following established access criteria: VA facilities exceed 30-minute travel times for primary and mental health services or 60 minutes for specialty care, or when appointment wait times surpass 20 days for primary/mental health care or 28 days for specialty services. Nearly half of covered veterans used this option in FY2023. 

This bill does more than upend the established paradigm of VCCP eligibility requirements: it also eliminates the critical function of utilization review and accountability. Its passage would establish a dangerous precedent. By eliminating drive time and wait time eligibility standards and simultaneously removing VA’s ability to manage use, the bill generates powerful political momentum to extend identical provisions to all enrolled veterans. Furthermore, this legislation could specifically precipitate the downsizing or closure of VA community-based outpatient clinics (CBOCs) in areas served by CAHs. North Dakota, for example, operates 5 CBOCs that could be affected. Veterans who live in rural areas within the standard 30- to 60-minute drive time of a CBOC and can secure appointments within the established 20- to 28-day timeframes would no longer be subject to the same eligibility criteria that govern all covered veterans.

The Veterans Healthcare Policy Institute (VHPI) has serious reservations about legislation that eliminates VA's indispensable authorization and referral functions for supplemental private care. Founded in 2016, the VHPI is a nonprofit, nonpartisan organization dedicated to analyzing health care, disability compensation, and benefits for US veterans and their families. It provides fact-based research to educate the public and improve care quality both within and outside the VA.

New initiatives threaten to drastically reduce veterans' health and disability benefits through staff cuts and service reductions that will limit access to earned benefits and life-sustaining health care. Attacks against the VA also threaten to erode the training that produces new cohorts of health professionals, dramatically exacerbating the nation’s already dire shortages of physicians, nurses, psychologists and social workers. 

VHPI’s coverage of Veterans Health Administration downsizing within rural health care provides important context. Starting with a comprehensive 15-page white paper published in 2024, VHPI has consistently highlighted how veterans living in rural communities face the same health care access challenges as all rural Americans—living in regions with severe shortages of health care facilities, professionals, and support staff. Lawmakers who assume veterans living in rural areas will experience shorter wait times and drive distances through private sector care fundamentally misunderstand these systemic issues 

VHPI is committed to rigorously scrutinize policies that may compromise high quality care for veterans, especially those living in rural areas.  The organization recently examined the flawed assumptions underlying these misguided policies. On August 12, VHPI released an in-depth analysis of private sector  clinicians’ capacity to care for veterans in across all 50 states titled “Veterans’ Health Care Choice—Myth or Reality? A State- by- State Reality Check of the False Promise of VA Privatization.” This analysis revealed that, in most states, and in all rural states, the private sector system was struggling to meet even the basic needs of non-veterans. As one long time VA expert stated, to imagine that the system could absorb an influx of millions of veterans – particularly when new cuts to Medicaid and other healthcare funding are implemented, is “delusional.”

 

Russell Lemle and Suzanne Gordon are senior policy analysts at the Veterans Healthcare Policy Institute. Suzanne Gordon is author of Wounds of War.

The Critical Access for Veterans Care ActS.1868, introduced in May by Senators Kevin Cramer (R-ND) and Tim Sheehy (R-MT), would fundamentally reshape how veterans living in rural communities access private health care. The legislation establishes a new paradigm impacting veterans enrolled in US Department of Veterans Affairs (VA) health care who reside within 35 miles of any Centers for Medicare & Medicaid Services-designated Critical Access Hospital (CAH) or affiliated clinic. The bill would allow veterans unprecedented autonomy to self-refer directly to these facilities.

However, despite its seemingly straightforward title, the bill will not expedite care delivery, reduce travel burdens, or enhance network critical care capacity for veterans living in rural areas. Instead, the bill would further privatize veteran health care delivery by permitting veterans within this geographic radius to independently pursue care at CAHs and clinics without prior authorization. The legislation would establish a parallel referral system that erodes the Veterans Community Care Program (VCCP) eligibility determinations that were meticulously developed under the VA MISSION Act of 2018.

Some lawmakers have repeatedly pushed to eliminate VA's authorization role in the past 6 years, seeking to grant unrestricted private sector access to various veteran populations, particularly those requiring mental health services. Sponsors of the current bill are explicitly pursuing this same objective, characterizing VA authorization as an “unnecessary roadblock” that should be removed. However, this characterization misrepresents the actual function and value of the authorization process.

Over the past 6 years, provisions in the VA MISSION Act and other laws for predetermining veteran eligibility for private care have provided veterans with broad access while maintaining oversight and accountability. Enrolled veterans may receive comprehensive emergency medical and psychiatric care at any health care facility, including CAHs. They are guaranteed unrestricted walk-in urgent care access anywhere in the country. Veterans can also obtain outpatient and inpatient services through VCCP clinicians when they meet the following established access criteria: VA facilities exceed 30-minute travel times for primary and mental health services or 60 minutes for specialty care, or when appointment wait times surpass 20 days for primary/mental health care or 28 days for specialty services. Nearly half of covered veterans used this option in FY2023. 

This bill does more than upend the established paradigm of VCCP eligibility requirements: it also eliminates the critical function of utilization review and accountability. Its passage would establish a dangerous precedent. By eliminating drive time and wait time eligibility standards and simultaneously removing VA’s ability to manage use, the bill generates powerful political momentum to extend identical provisions to all enrolled veterans. Furthermore, this legislation could specifically precipitate the downsizing or closure of VA community-based outpatient clinics (CBOCs) in areas served by CAHs. North Dakota, for example, operates 5 CBOCs that could be affected. Veterans who live in rural areas within the standard 30- to 60-minute drive time of a CBOC and can secure appointments within the established 20- to 28-day timeframes would no longer be subject to the same eligibility criteria that govern all covered veterans.

The Veterans Healthcare Policy Institute (VHPI) has serious reservations about legislation that eliminates VA's indispensable authorization and referral functions for supplemental private care. Founded in 2016, the VHPI is a nonprofit, nonpartisan organization dedicated to analyzing health care, disability compensation, and benefits for US veterans and their families. It provides fact-based research to educate the public and improve care quality both within and outside the VA.

New initiatives threaten to drastically reduce veterans' health and disability benefits through staff cuts and service reductions that will limit access to earned benefits and life-sustaining health care. Attacks against the VA also threaten to erode the training that produces new cohorts of health professionals, dramatically exacerbating the nation’s already dire shortages of physicians, nurses, psychologists and social workers. 

VHPI’s coverage of Veterans Health Administration downsizing within rural health care provides important context. Starting with a comprehensive 15-page white paper published in 2024, VHPI has consistently highlighted how veterans living in rural communities face the same health care access challenges as all rural Americans—living in regions with severe shortages of health care facilities, professionals, and support staff. Lawmakers who assume veterans living in rural areas will experience shorter wait times and drive distances through private sector care fundamentally misunderstand these systemic issues 

VHPI is committed to rigorously scrutinize policies that may compromise high quality care for veterans, especially those living in rural areas.  The organization recently examined the flawed assumptions underlying these misguided policies. On August 12, VHPI released an in-depth analysis of private sector  clinicians’ capacity to care for veterans in across all 50 states titled “Veterans’ Health Care Choice—Myth or Reality? A State- by- State Reality Check of the False Promise of VA Privatization.” This analysis revealed that, in most states, and in all rural states, the private sector system was struggling to meet even the basic needs of non-veterans. As one long time VA expert stated, to imagine that the system could absorb an influx of millions of veterans – particularly when new cuts to Medicaid and other healthcare funding are implemented, is “delusional.”

 

Russell Lemle and Suzanne Gordon are senior policy analysts at the Veterans Healthcare Policy Institute. Suzanne Gordon is author of Wounds of War.

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How IBS Disrupts Daily Life: AGA Survey

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Despite more treatments and heightened awareness, Americans with irritable bowel syndrome (IBS) report worsening impacts on work, home, and social life compared with a decade ago. 

new survey from AGA, in partnership with The Harris Poll, revealed that IBS symptoms interfere with people’s lives an average of 19 days each month — about 11 days affecting work or school and 8 days curtailing personal activities. 

Missed work or school has climbed to 3.6 days per month from 2.1 days in 2015 — the last time the AGA released the “IBS in America” survey. And more patients report spending less time with family and friends because of their symptoms (58% now, up from 48% in 2015). 

The latest survey was conducted in fall 2024 among more than 2000 patients with IBS and 600 healthcare providers, including gastroenterologists, primary care physicians, and advanced practitioners.

 

Stark Realities of Life With IBS

Fewer patients in 2024 described their IBS symptoms as very or extremely bothersome (43%, compared to 62% in 2015), yet three quarters said it’s tough to manage their symptoms and most can’t accurately predict whether they will experience symptoms on a given day.

All this affects patients’ willingness or ability to make plans. More than three quarters (77%) said they avoid situations where bathroom access is limited, and nearly that many (72%) said their symptoms cause them to stay home more often.

About 7 in 10 patients said their IBS symptoms make them feel like they’re not “normal” or that their symptoms prevent them from reaching their full potential.

“The findings of this survey underscore the persistent challenges and impact IBS has on patients’ lives,” said Andrea Shin, MD, gastroenterologist with UCLA Health, Los Angeles, and AGA patient education advisor. 

Dr. Andrea Shin



“Despite progress in the medical community’s approach to diagnosing and managing IBS, patients continue to suffer significant disruptions to their personal and professional lives,” Shin noted. 

 

How Is IBS Treated?

Treatment options for IBS have evolved over the last decade or so and now include several FDA-approved agents, such as plecanatide (Trulance) and tenapanor (Ibsrela) for IBS with constipation (IBS-C) and rifaximin (Xifaxan) and eluxadoline (Viberzi) for IBS with diarrhea (IBS-D).

According to patients who have tried them, prescription medications are among the most helpful treatments (18% for IBS-C and 19% for IBS-D).

Yet, clinicians tend to prioritize fiber, nonprescription laxatives, and exercise for IBS-C, and diet changes, antidiarrheals, and probiotics for IBS-D, over prescription medications, the survey found. 

Nonetheless, about 78% of patients reported being satisfied with what they take for their symptoms, with about one quarter very satisfied.

Compared to 10 years ago, more physicians in the latest survey said effective relief of abdominal pain (49% vs 39%) or diarrhea/constipation (47% vs 33%) and the availability of treatment options (49% vs 34%) are what is most lacking in IBS treatment today, despite advancements in the IBS treatment landscape.

“IBS is a condition that continues to challenge patients to find a treatment that consistently works for them,” said Jeffrey Roberts, founder of the IBS Patient Support Group community and World IBS Day.

Mr. Jeffrey Roberts



“The AGA IBS in America Survey sheds light on patients who are still not being offered a variety of treatments that could provide them with a better quality of life. This continues to result in disruptions to their career, schooling, and life with their families and friends,” Roberts added.

A version of this article appeared on Medscape.com.

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Despite more treatments and heightened awareness, Americans with irritable bowel syndrome (IBS) report worsening impacts on work, home, and social life compared with a decade ago. 

new survey from AGA, in partnership with The Harris Poll, revealed that IBS symptoms interfere with people’s lives an average of 19 days each month — about 11 days affecting work or school and 8 days curtailing personal activities. 

Missed work or school has climbed to 3.6 days per month from 2.1 days in 2015 — the last time the AGA released the “IBS in America” survey. And more patients report spending less time with family and friends because of their symptoms (58% now, up from 48% in 2015). 

The latest survey was conducted in fall 2024 among more than 2000 patients with IBS and 600 healthcare providers, including gastroenterologists, primary care physicians, and advanced practitioners.

 

Stark Realities of Life With IBS

Fewer patients in 2024 described their IBS symptoms as very or extremely bothersome (43%, compared to 62% in 2015), yet three quarters said it’s tough to manage their symptoms and most can’t accurately predict whether they will experience symptoms on a given day.

All this affects patients’ willingness or ability to make plans. More than three quarters (77%) said they avoid situations where bathroom access is limited, and nearly that many (72%) said their symptoms cause them to stay home more often.

About 7 in 10 patients said their IBS symptoms make them feel like they’re not “normal” or that their symptoms prevent them from reaching their full potential.

“The findings of this survey underscore the persistent challenges and impact IBS has on patients’ lives,” said Andrea Shin, MD, gastroenterologist with UCLA Health, Los Angeles, and AGA patient education advisor. 

Dr. Andrea Shin



“Despite progress in the medical community’s approach to diagnosing and managing IBS, patients continue to suffer significant disruptions to their personal and professional lives,” Shin noted. 

 

How Is IBS Treated?

Treatment options for IBS have evolved over the last decade or so and now include several FDA-approved agents, such as plecanatide (Trulance) and tenapanor (Ibsrela) for IBS with constipation (IBS-C) and rifaximin (Xifaxan) and eluxadoline (Viberzi) for IBS with diarrhea (IBS-D).

According to patients who have tried them, prescription medications are among the most helpful treatments (18% for IBS-C and 19% for IBS-D).

Yet, clinicians tend to prioritize fiber, nonprescription laxatives, and exercise for IBS-C, and diet changes, antidiarrheals, and probiotics for IBS-D, over prescription medications, the survey found. 

Nonetheless, about 78% of patients reported being satisfied with what they take for their symptoms, with about one quarter very satisfied.

Compared to 10 years ago, more physicians in the latest survey said effective relief of abdominal pain (49% vs 39%) or diarrhea/constipation (47% vs 33%) and the availability of treatment options (49% vs 34%) are what is most lacking in IBS treatment today, despite advancements in the IBS treatment landscape.

“IBS is a condition that continues to challenge patients to find a treatment that consistently works for them,” said Jeffrey Roberts, founder of the IBS Patient Support Group community and World IBS Day.

Mr. Jeffrey Roberts



“The AGA IBS in America Survey sheds light on patients who are still not being offered a variety of treatments that could provide them with a better quality of life. This continues to result in disruptions to their career, schooling, and life with their families and friends,” Roberts added.

A version of this article appeared on Medscape.com.

Despite more treatments and heightened awareness, Americans with irritable bowel syndrome (IBS) report worsening impacts on work, home, and social life compared with a decade ago. 

new survey from AGA, in partnership with The Harris Poll, revealed that IBS symptoms interfere with people’s lives an average of 19 days each month — about 11 days affecting work or school and 8 days curtailing personal activities. 

Missed work or school has climbed to 3.6 days per month from 2.1 days in 2015 — the last time the AGA released the “IBS in America” survey. And more patients report spending less time with family and friends because of their symptoms (58% now, up from 48% in 2015). 

The latest survey was conducted in fall 2024 among more than 2000 patients with IBS and 600 healthcare providers, including gastroenterologists, primary care physicians, and advanced practitioners.

 

Stark Realities of Life With IBS

Fewer patients in 2024 described their IBS symptoms as very or extremely bothersome (43%, compared to 62% in 2015), yet three quarters said it’s tough to manage their symptoms and most can’t accurately predict whether they will experience symptoms on a given day.

All this affects patients’ willingness or ability to make plans. More than three quarters (77%) said they avoid situations where bathroom access is limited, and nearly that many (72%) said their symptoms cause them to stay home more often.

About 7 in 10 patients said their IBS symptoms make them feel like they’re not “normal” or that their symptoms prevent them from reaching their full potential.

“The findings of this survey underscore the persistent challenges and impact IBS has on patients’ lives,” said Andrea Shin, MD, gastroenterologist with UCLA Health, Los Angeles, and AGA patient education advisor. 

Dr. Andrea Shin



“Despite progress in the medical community’s approach to diagnosing and managing IBS, patients continue to suffer significant disruptions to their personal and professional lives,” Shin noted. 

 

How Is IBS Treated?

Treatment options for IBS have evolved over the last decade or so and now include several FDA-approved agents, such as plecanatide (Trulance) and tenapanor (Ibsrela) for IBS with constipation (IBS-C) and rifaximin (Xifaxan) and eluxadoline (Viberzi) for IBS with diarrhea (IBS-D).

According to patients who have tried them, prescription medications are among the most helpful treatments (18% for IBS-C and 19% for IBS-D).

Yet, clinicians tend to prioritize fiber, nonprescription laxatives, and exercise for IBS-C, and diet changes, antidiarrheals, and probiotics for IBS-D, over prescription medications, the survey found. 

Nonetheless, about 78% of patients reported being satisfied with what they take for their symptoms, with about one quarter very satisfied.

Compared to 10 years ago, more physicians in the latest survey said effective relief of abdominal pain (49% vs 39%) or diarrhea/constipation (47% vs 33%) and the availability of treatment options (49% vs 34%) are what is most lacking in IBS treatment today, despite advancements in the IBS treatment landscape.

“IBS is a condition that continues to challenge patients to find a treatment that consistently works for them,” said Jeffrey Roberts, founder of the IBS Patient Support Group community and World IBS Day.

Mr. Jeffrey Roberts



“The AGA IBS in America Survey sheds light on patients who are still not being offered a variety of treatments that could provide them with a better quality of life. This continues to result in disruptions to their career, schooling, and life with their families and friends,” Roberts added.

A version of this article appeared on Medscape.com.

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Elevated Serologic Markers Insufficient to Diagnose Celiac Disease

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Elevated tissue transglutaminase immunoglobulin A (tTG-IgA) in isolation is insufficient to diagnose celiac disease in children, a large pediatric cohort study in North America found. 

Because tTG-IgA assay performance varied widely across labs, diagnostic confirmation by a specialist is essential before gluten-targeted dietary changes are made, according to Denis Chang, MD, MS, of the Division of Gastroenterology and Nutrition at Boston Children’s Hospital in Boston, and colleagues reported in Pediatrics.

“Currently, small intestinal biopsy is the gold standard for diagnosing pediatric celiac disease, but recent European diagnostic criteria allow a nonbiopsy pathway for serologic diagnosis,” Chang told GI & Heaptology News. The European guidelines allow this pathway when a very high tTG-IgA is confirmed by a positive endomysial IgA antibody (EMA) in a second blood sample.

Those guidelines have not been adopted on this continent, however, so Chang’s group assessed the positive predictive value (PPV) of the North American tTG-IgA assay to identify histologic findings of celiac disease.

Another issue is the absence of a universal standard threshold across labs for a high antibody value. “Common assays used in North America differ in performance, and there are not many large multicenter studies looking at this issue. Hopefully, a standard will be developed in the near future. Before this serologic pathway can enter into our guidelines, this question needs to be addressed.”

 

Study Details

The multicenter retrospective study by Dr. Chang’s team looked at patients younger than 18 years from three pediatric hospitals in Canada and nine in the US who had an elevated tTG-IgA within 6 months of an esophagogastroduodenoscopy from January 2016 to December 2021. Biopsy-confirmed celiac disease was determined by the presence of intraepithelial lymphocytosis and villous atrophy. The primary outcomes were the PPV of an elevated tTG-IgA and a tTG-IgA at least 10 times the upper limit of normal (10x ULN).

The study cohort included 4019 children (63.3% female, 9% with type 1 diabetes, and 2% with Down syndrome). Histologic findings were consistent with celiac disease for 3321 children, for a PPV of 82.6% (95% CI, 81.4%-83.8%).

Among the 1739 (43.2%) children with tTG-IgA of at least 10x ULN, 1651 had biopsy-confirmed celiac disease, for a PPV 10x ULN of 94.9% (95% CI, 93.8%-95.9%). About 5% (n = 88) of positive-testing children did not have histologic findings of celiac disease, including 2% (n = 41) with normal histology.

Diagnostic accuracy of tTG-IgA varied widely among the assays used in North America, with a PPV range of 71.5%-88.8% and a PPV 10x ULN range of 89.3%-97.3%. Assays did not perform as well in children with type 1 diabetes: PPV 10x ULN of 89% (95% CI, 83.5%-92.8%).

In other notable findings, the EMA blood test only marginally improved specificity, as 76% of children without celiac disease, but with a tTG-IgA of at least 10x ULN had a positive EMA in the same sample.

While the study lends credence to the notion that a highly positive tTG-IgA correlates with enteropathy in most children, the 1 in 20 with a tTG-IgA greater than 10x ULN who did not have histologic findings diagnostic of celiac disease cannot be ignored. “This included 2% who had normal small intestinal biopsies on a gluten-containing unrestricted diet, highlighting the limitations of making a celiac disease diagnosis based solely upon a single, highly positive tTG-IgA level,” Chang and colleagues wrote.

Does this mean that substantial numbers of children with suspected celiac disease are being unnecessarily placed on gluten-restricted diets to no avail? “That’s a good question, but our retrospective data do not provide an answer to that,” Chang said. And what causes elevated autoantibodies in children who are not diagnosed with celiac disease? “That is also a question that will require further research,” he said.

Commenting on the study but not involved in it, Supriya Nair, MD, a pediatric gastroenterologist at UTHealth Houston, called it “very interesting because it highlights for primary care physicians that we may need endoscopic evaluation more than we thought.” This is particularly true given the lack of standardized laboratory values noted in the study.

Nair said that some children with high seromarker levels but no discernible lesions may develop celiac disease later. “It may be that the markers are not yet causing inflammation in the bowel. These patients must be monitored to see if levels stay high or come down.”

In her practice, she has seen some children who have been put on gluten-free diets prematurely. “But it’s very important to get an accurate, official confirmation with endoscopy because of the ramifications of a celiac diagnosis,” she said. “This is a lifelong condition, and the diet is not easy to follow, especially in North America.” And for children, especially, there are restrictive social impacts and the constant need to be aware of what they’re eating and the danger of cross-contamination in foods, she said.

Chang hopes these data will be pivotal in helping medical societies develop new North American guidelines. In the meantime, pediatricians and primary doctors need to be aware that a high number on a tTG-IgA test does not always mean the presence of celiac disease, although it could be a harbinger of its future development. “Further confirmation by a specialist is essential.”

The study was supported by the National Institute of Diabetes and Digestive and Kidney Diseases of the National Institutes of Health. Chang and Nair reported having no competing interests. Several study authors reported receiving research support from and serving as consultants or members of data safety monitoring boards for pharmaceutical companies.

A version of this article appeared on Medscape.com.

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Elevated tissue transglutaminase immunoglobulin A (tTG-IgA) in isolation is insufficient to diagnose celiac disease in children, a large pediatric cohort study in North America found. 

Because tTG-IgA assay performance varied widely across labs, diagnostic confirmation by a specialist is essential before gluten-targeted dietary changes are made, according to Denis Chang, MD, MS, of the Division of Gastroenterology and Nutrition at Boston Children’s Hospital in Boston, and colleagues reported in Pediatrics.

“Currently, small intestinal biopsy is the gold standard for diagnosing pediatric celiac disease, but recent European diagnostic criteria allow a nonbiopsy pathway for serologic diagnosis,” Chang told GI & Heaptology News. The European guidelines allow this pathway when a very high tTG-IgA is confirmed by a positive endomysial IgA antibody (EMA) in a second blood sample.

Those guidelines have not been adopted on this continent, however, so Chang’s group assessed the positive predictive value (PPV) of the North American tTG-IgA assay to identify histologic findings of celiac disease.

Another issue is the absence of a universal standard threshold across labs for a high antibody value. “Common assays used in North America differ in performance, and there are not many large multicenter studies looking at this issue. Hopefully, a standard will be developed in the near future. Before this serologic pathway can enter into our guidelines, this question needs to be addressed.”

 

Study Details

The multicenter retrospective study by Dr. Chang’s team looked at patients younger than 18 years from three pediatric hospitals in Canada and nine in the US who had an elevated tTG-IgA within 6 months of an esophagogastroduodenoscopy from January 2016 to December 2021. Biopsy-confirmed celiac disease was determined by the presence of intraepithelial lymphocytosis and villous atrophy. The primary outcomes were the PPV of an elevated tTG-IgA and a tTG-IgA at least 10 times the upper limit of normal (10x ULN).

The study cohort included 4019 children (63.3% female, 9% with type 1 diabetes, and 2% with Down syndrome). Histologic findings were consistent with celiac disease for 3321 children, for a PPV of 82.6% (95% CI, 81.4%-83.8%).

Among the 1739 (43.2%) children with tTG-IgA of at least 10x ULN, 1651 had biopsy-confirmed celiac disease, for a PPV 10x ULN of 94.9% (95% CI, 93.8%-95.9%). About 5% (n = 88) of positive-testing children did not have histologic findings of celiac disease, including 2% (n = 41) with normal histology.

Diagnostic accuracy of tTG-IgA varied widely among the assays used in North America, with a PPV range of 71.5%-88.8% and a PPV 10x ULN range of 89.3%-97.3%. Assays did not perform as well in children with type 1 diabetes: PPV 10x ULN of 89% (95% CI, 83.5%-92.8%).

In other notable findings, the EMA blood test only marginally improved specificity, as 76% of children without celiac disease, but with a tTG-IgA of at least 10x ULN had a positive EMA in the same sample.

While the study lends credence to the notion that a highly positive tTG-IgA correlates with enteropathy in most children, the 1 in 20 with a tTG-IgA greater than 10x ULN who did not have histologic findings diagnostic of celiac disease cannot be ignored. “This included 2% who had normal small intestinal biopsies on a gluten-containing unrestricted diet, highlighting the limitations of making a celiac disease diagnosis based solely upon a single, highly positive tTG-IgA level,” Chang and colleagues wrote.

Does this mean that substantial numbers of children with suspected celiac disease are being unnecessarily placed on gluten-restricted diets to no avail? “That’s a good question, but our retrospective data do not provide an answer to that,” Chang said. And what causes elevated autoantibodies in children who are not diagnosed with celiac disease? “That is also a question that will require further research,” he said.

Commenting on the study but not involved in it, Supriya Nair, MD, a pediatric gastroenterologist at UTHealth Houston, called it “very interesting because it highlights for primary care physicians that we may need endoscopic evaluation more than we thought.” This is particularly true given the lack of standardized laboratory values noted in the study.

Nair said that some children with high seromarker levels but no discernible lesions may develop celiac disease later. “It may be that the markers are not yet causing inflammation in the bowel. These patients must be monitored to see if levels stay high or come down.”

In her practice, she has seen some children who have been put on gluten-free diets prematurely. “But it’s very important to get an accurate, official confirmation with endoscopy because of the ramifications of a celiac diagnosis,” she said. “This is a lifelong condition, and the diet is not easy to follow, especially in North America.” And for children, especially, there are restrictive social impacts and the constant need to be aware of what they’re eating and the danger of cross-contamination in foods, she said.

Chang hopes these data will be pivotal in helping medical societies develop new North American guidelines. In the meantime, pediatricians and primary doctors need to be aware that a high number on a tTG-IgA test does not always mean the presence of celiac disease, although it could be a harbinger of its future development. “Further confirmation by a specialist is essential.”

The study was supported by the National Institute of Diabetes and Digestive and Kidney Diseases of the National Institutes of Health. Chang and Nair reported having no competing interests. Several study authors reported receiving research support from and serving as consultants or members of data safety monitoring boards for pharmaceutical companies.

A version of this article appeared on Medscape.com.

Elevated tissue transglutaminase immunoglobulin A (tTG-IgA) in isolation is insufficient to diagnose celiac disease in children, a large pediatric cohort study in North America found. 

Because tTG-IgA assay performance varied widely across labs, diagnostic confirmation by a specialist is essential before gluten-targeted dietary changes are made, according to Denis Chang, MD, MS, of the Division of Gastroenterology and Nutrition at Boston Children’s Hospital in Boston, and colleagues reported in Pediatrics.

“Currently, small intestinal biopsy is the gold standard for diagnosing pediatric celiac disease, but recent European diagnostic criteria allow a nonbiopsy pathway for serologic diagnosis,” Chang told GI & Heaptology News. The European guidelines allow this pathway when a very high tTG-IgA is confirmed by a positive endomysial IgA antibody (EMA) in a second blood sample.

Those guidelines have not been adopted on this continent, however, so Chang’s group assessed the positive predictive value (PPV) of the North American tTG-IgA assay to identify histologic findings of celiac disease.

Another issue is the absence of a universal standard threshold across labs for a high antibody value. “Common assays used in North America differ in performance, and there are not many large multicenter studies looking at this issue. Hopefully, a standard will be developed in the near future. Before this serologic pathway can enter into our guidelines, this question needs to be addressed.”

 

Study Details

The multicenter retrospective study by Dr. Chang’s team looked at patients younger than 18 years from three pediatric hospitals in Canada and nine in the US who had an elevated tTG-IgA within 6 months of an esophagogastroduodenoscopy from January 2016 to December 2021. Biopsy-confirmed celiac disease was determined by the presence of intraepithelial lymphocytosis and villous atrophy. The primary outcomes were the PPV of an elevated tTG-IgA and a tTG-IgA at least 10 times the upper limit of normal (10x ULN).

The study cohort included 4019 children (63.3% female, 9% with type 1 diabetes, and 2% with Down syndrome). Histologic findings were consistent with celiac disease for 3321 children, for a PPV of 82.6% (95% CI, 81.4%-83.8%).

Among the 1739 (43.2%) children with tTG-IgA of at least 10x ULN, 1651 had biopsy-confirmed celiac disease, for a PPV 10x ULN of 94.9% (95% CI, 93.8%-95.9%). About 5% (n = 88) of positive-testing children did not have histologic findings of celiac disease, including 2% (n = 41) with normal histology.

Diagnostic accuracy of tTG-IgA varied widely among the assays used in North America, with a PPV range of 71.5%-88.8% and a PPV 10x ULN range of 89.3%-97.3%. Assays did not perform as well in children with type 1 diabetes: PPV 10x ULN of 89% (95% CI, 83.5%-92.8%).

In other notable findings, the EMA blood test only marginally improved specificity, as 76% of children without celiac disease, but with a tTG-IgA of at least 10x ULN had a positive EMA in the same sample.

While the study lends credence to the notion that a highly positive tTG-IgA correlates with enteropathy in most children, the 1 in 20 with a tTG-IgA greater than 10x ULN who did not have histologic findings diagnostic of celiac disease cannot be ignored. “This included 2% who had normal small intestinal biopsies on a gluten-containing unrestricted diet, highlighting the limitations of making a celiac disease diagnosis based solely upon a single, highly positive tTG-IgA level,” Chang and colleagues wrote.

Does this mean that substantial numbers of children with suspected celiac disease are being unnecessarily placed on gluten-restricted diets to no avail? “That’s a good question, but our retrospective data do not provide an answer to that,” Chang said. And what causes elevated autoantibodies in children who are not diagnosed with celiac disease? “That is also a question that will require further research,” he said.

Commenting on the study but not involved in it, Supriya Nair, MD, a pediatric gastroenterologist at UTHealth Houston, called it “very interesting because it highlights for primary care physicians that we may need endoscopic evaluation more than we thought.” This is particularly true given the lack of standardized laboratory values noted in the study.

Nair said that some children with high seromarker levels but no discernible lesions may develop celiac disease later. “It may be that the markers are not yet causing inflammation in the bowel. These patients must be monitored to see if levels stay high or come down.”

In her practice, she has seen some children who have been put on gluten-free diets prematurely. “But it’s very important to get an accurate, official confirmation with endoscopy because of the ramifications of a celiac diagnosis,” she said. “This is a lifelong condition, and the diet is not easy to follow, especially in North America.” And for children, especially, there are restrictive social impacts and the constant need to be aware of what they’re eating and the danger of cross-contamination in foods, she said.

Chang hopes these data will be pivotal in helping medical societies develop new North American guidelines. In the meantime, pediatricians and primary doctors need to be aware that a high number on a tTG-IgA test does not always mean the presence of celiac disease, although it could be a harbinger of its future development. “Further confirmation by a specialist is essential.”

The study was supported by the National Institute of Diabetes and Digestive and Kidney Diseases of the National Institutes of Health. Chang and Nair reported having no competing interests. Several study authors reported receiving research support from and serving as consultants or members of data safety monitoring boards for pharmaceutical companies.

A version of this article appeared on Medscape.com.

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Wegovy Approved for MASH With Fibrosis, No Cirrhosis

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The FDA has granted accelerated approval to Novo Nordisk’s Wegovy for the treatment of metabolic-associated steatohepatitis (MASH) in adults with moderate-to-advanced fibrosis but without cirrhosis.

The once-weekly 2.4 mg semaglutide subcutaneous injection is given in conjunction with a reduced calorie diet and increased physical activity.

Among people living with overweight or obesity globally, 1 in 3 also have MASH.

The accelerated approval was based on part-one results from the ongoing two-part, phase-3 ESSENCE trial, in which Wegovy demonstrated a significant improvement in liver fibrosis with no worsening of steatohepatitis, as well as resolution of steatohepatitis with no worsening of liver fibrosis, compared with placebo at week 72. Those results were published online in April in The New England Journal of Medicine.

For the trial, 800 participants were randomly assigned to either Wegovy (534 participants) or placebo (266 participants) in addition to lifestyle changes. The mean age was 56 years and the mean BMI was 34. Most patients were white individuals (67.5%) and women (57.1%), and 55.9% of the patients had type 2 diabetes; 250 patients (31.3%) had stage II fibrosis and 550 (68.8%) had stage III fibrosis. Participants were on stable doses of lipid-lowering, glucose-management, and weight-loss medications.

At week 72, the first primary endpoint showed 63% of the 534 people treated with Wegovy achieved resolution of steatohepatitis and no worsening of liver fibrosis compared with 34% of 266 individuals treated with placebo — a statistically significant difference.

The second primary endpoint showed 37% of people treated with Wegovy achieved improvement in liver fibrosis and no worsening of steatohepatitis compared with 22% of those treated with placebo, also a significant difference.

A confirmatory secondary endpoint at week 72 showed 33% of patients treated with Wegovy achieved both resolution of steatohepatitis and improvement in liver fibrosis compared with 16% of those treated with placebo — a statistically significant difference in response rate of 17%.

In addition, 83.5% of the patients in the semaglutide group maintained the target dose of 2.4 mg until week 72.

Wegovy is also indicated, along with diet and physical activity, to reduce the risk for major cardiovascular events in adults with known heart disease and with either obesity or overweight. It is also indicated for adults and children aged 12 years or older with obesity, and some adults with overweight who also have weight-related medical problems, to help them lose excess body weight and keep the weight off.

 

What’s Next for Wegovy?

In February 2025, Novo Nordisk filed for regulatory approval in the EU, followed by regulatory submission in Japan in May 2025. Also in May, the FDA accepted a filing application for oral semaglutide 25 mg.

Furthermore, “There’s an expected readout of part 2 of ESSENCE in 2029, which aims to demonstrate treatment with Wegovy lowers the risk of liver-related clinical events, compared to placebo, in patients with MASH and F2 or F3 fibrosis at week 240,” a Novo Nordisk spokesperson told GI & Hepatology News.

Although the company has the technology to produce semaglutide as a pill or tablet, she said, “the US launch of oral semaglutide for obesity will be contingent on portfolio prioritization and manufacturing capacity.” The company has not yet submitted the 50 mg oral semaglutide to regulatory authorities.

“The oral form requires more active pharmaceutical ingredient (API),” she noted. “Given that we have a fixed amount of API, the injectable form enables us to treat more patients. We are currently expanding our oral and injectable production capacities globally with the aim of serving as many patients as possible. It requires time to build, install, validate, and ramp-up these production processes.”

 

A version of this article appeared on Medscape.com.

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The FDA has granted accelerated approval to Novo Nordisk’s Wegovy for the treatment of metabolic-associated steatohepatitis (MASH) in adults with moderate-to-advanced fibrosis but without cirrhosis.

The once-weekly 2.4 mg semaglutide subcutaneous injection is given in conjunction with a reduced calorie diet and increased physical activity.

Among people living with overweight or obesity globally, 1 in 3 also have MASH.

The accelerated approval was based on part-one results from the ongoing two-part, phase-3 ESSENCE trial, in which Wegovy demonstrated a significant improvement in liver fibrosis with no worsening of steatohepatitis, as well as resolution of steatohepatitis with no worsening of liver fibrosis, compared with placebo at week 72. Those results were published online in April in The New England Journal of Medicine.

For the trial, 800 participants were randomly assigned to either Wegovy (534 participants) or placebo (266 participants) in addition to lifestyle changes. The mean age was 56 years and the mean BMI was 34. Most patients were white individuals (67.5%) and women (57.1%), and 55.9% of the patients had type 2 diabetes; 250 patients (31.3%) had stage II fibrosis and 550 (68.8%) had stage III fibrosis. Participants were on stable doses of lipid-lowering, glucose-management, and weight-loss medications.

At week 72, the first primary endpoint showed 63% of the 534 people treated with Wegovy achieved resolution of steatohepatitis and no worsening of liver fibrosis compared with 34% of 266 individuals treated with placebo — a statistically significant difference.

The second primary endpoint showed 37% of people treated with Wegovy achieved improvement in liver fibrosis and no worsening of steatohepatitis compared with 22% of those treated with placebo, also a significant difference.

A confirmatory secondary endpoint at week 72 showed 33% of patients treated with Wegovy achieved both resolution of steatohepatitis and improvement in liver fibrosis compared with 16% of those treated with placebo — a statistically significant difference in response rate of 17%.

In addition, 83.5% of the patients in the semaglutide group maintained the target dose of 2.4 mg until week 72.

Wegovy is also indicated, along with diet and physical activity, to reduce the risk for major cardiovascular events in adults with known heart disease and with either obesity or overweight. It is also indicated for adults and children aged 12 years or older with obesity, and some adults with overweight who also have weight-related medical problems, to help them lose excess body weight and keep the weight off.

 

What’s Next for Wegovy?

In February 2025, Novo Nordisk filed for regulatory approval in the EU, followed by regulatory submission in Japan in May 2025. Also in May, the FDA accepted a filing application for oral semaglutide 25 mg.

Furthermore, “There’s an expected readout of part 2 of ESSENCE in 2029, which aims to demonstrate treatment with Wegovy lowers the risk of liver-related clinical events, compared to placebo, in patients with MASH and F2 or F3 fibrosis at week 240,” a Novo Nordisk spokesperson told GI & Hepatology News.

Although the company has the technology to produce semaglutide as a pill or tablet, she said, “the US launch of oral semaglutide for obesity will be contingent on portfolio prioritization and manufacturing capacity.” The company has not yet submitted the 50 mg oral semaglutide to regulatory authorities.

“The oral form requires more active pharmaceutical ingredient (API),” she noted. “Given that we have a fixed amount of API, the injectable form enables us to treat more patients. We are currently expanding our oral and injectable production capacities globally with the aim of serving as many patients as possible. It requires time to build, install, validate, and ramp-up these production processes.”

 

A version of this article appeared on Medscape.com.

The FDA has granted accelerated approval to Novo Nordisk’s Wegovy for the treatment of metabolic-associated steatohepatitis (MASH) in adults with moderate-to-advanced fibrosis but without cirrhosis.

The once-weekly 2.4 mg semaglutide subcutaneous injection is given in conjunction with a reduced calorie diet and increased physical activity.

Among people living with overweight or obesity globally, 1 in 3 also have MASH.

The accelerated approval was based on part-one results from the ongoing two-part, phase-3 ESSENCE trial, in which Wegovy demonstrated a significant improvement in liver fibrosis with no worsening of steatohepatitis, as well as resolution of steatohepatitis with no worsening of liver fibrosis, compared with placebo at week 72. Those results were published online in April in The New England Journal of Medicine.

For the trial, 800 participants were randomly assigned to either Wegovy (534 participants) or placebo (266 participants) in addition to lifestyle changes. The mean age was 56 years and the mean BMI was 34. Most patients were white individuals (67.5%) and women (57.1%), and 55.9% of the patients had type 2 diabetes; 250 patients (31.3%) had stage II fibrosis and 550 (68.8%) had stage III fibrosis. Participants were on stable doses of lipid-lowering, glucose-management, and weight-loss medications.

At week 72, the first primary endpoint showed 63% of the 534 people treated with Wegovy achieved resolution of steatohepatitis and no worsening of liver fibrosis compared with 34% of 266 individuals treated with placebo — a statistically significant difference.

The second primary endpoint showed 37% of people treated with Wegovy achieved improvement in liver fibrosis and no worsening of steatohepatitis compared with 22% of those treated with placebo, also a significant difference.

A confirmatory secondary endpoint at week 72 showed 33% of patients treated with Wegovy achieved both resolution of steatohepatitis and improvement in liver fibrosis compared with 16% of those treated with placebo — a statistically significant difference in response rate of 17%.

In addition, 83.5% of the patients in the semaglutide group maintained the target dose of 2.4 mg until week 72.

Wegovy is also indicated, along with diet and physical activity, to reduce the risk for major cardiovascular events in adults with known heart disease and with either obesity or overweight. It is also indicated for adults and children aged 12 years or older with obesity, and some adults with overweight who also have weight-related medical problems, to help them lose excess body weight and keep the weight off.

 

What’s Next for Wegovy?

In February 2025, Novo Nordisk filed for regulatory approval in the EU, followed by regulatory submission in Japan in May 2025. Also in May, the FDA accepted a filing application for oral semaglutide 25 mg.

Furthermore, “There’s an expected readout of part 2 of ESSENCE in 2029, which aims to demonstrate treatment with Wegovy lowers the risk of liver-related clinical events, compared to placebo, in patients with MASH and F2 or F3 fibrosis at week 240,” a Novo Nordisk spokesperson told GI & Hepatology News.

Although the company has the technology to produce semaglutide as a pill or tablet, she said, “the US launch of oral semaglutide for obesity will be contingent on portfolio prioritization and manufacturing capacity.” The company has not yet submitted the 50 mg oral semaglutide to regulatory authorities.

“The oral form requires more active pharmaceutical ingredient (API),” she noted. “Given that we have a fixed amount of API, the injectable form enables us to treat more patients. We are currently expanding our oral and injectable production capacities globally with the aim of serving as many patients as possible. It requires time to build, install, validate, and ramp-up these production processes.”

 

A version of this article appeared on Medscape.com.

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Skip Antibiotic Prophylaxis for Upper GI Bleeding in Cirrhosis?

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Tue, 08/19/2025 - 16:19

A new study casts doubt on international guidelines advising up to a week of prophylactic antibiotics in patients with cirrhosis and upper gastrointestinal (GI) bleeding.

Pooled data from 14 randomized controlled trials (RCTs) found a high probability that no or shorter durations of antibiotic prophylaxis are not worse than longer durations in preventing death from any cause in these patients.

The findings suggest that recommendations for routine antibiotic prophylaxis in patients with cirrhosis and upper GI bleeding “should be reassessed,” the authors said.

They acknowledged, however, that the studies were of low-to-moderate quality and higher quality randomized clinical trial data are needed.

The study, with first author Connor Prosty, MD, of McGill University, in Montreal, Quebec, Canada, was published online in JAMA Internal Medicine.

 

Questionable Benefit?

Antibiotic prophylaxis became standard decades ago, when up to 60% of variceal bleeds were complicated by infections, which were thought to increase the risk for rebleeding and death. 

Yet, the evidence to support the recommendation remains limited, and a recent RCT called into question the necessity of prophylaxis. The study showed no statistically significant difference in mortality or infection among patients with Child-Pugh class A cirrhosis randomized to receive no prophylaxis compared to third-generation cephalosporin.

While generally perceived as safe, antibiotics have potential adverse effects and can select for resistant superinfections, Prosty and colleagues pointed out.

They also noted that shorter courses of antibiotics have been proven to be as good, if not better, than longer courses across numerous other infectious indications. Recommendations for primary and secondary antibiotic prophylaxis for spontaneous bacterial peritonitis are being reassessed due to a weak evidence base, lack of mortality benefit, and potential for harm.

To revisit antibiotic prophylaxis for upper GI bleeding in patients with cirrhosis, Prosty and colleagues did a systematic review and meta-analysis of 14 RCTs involving 1322 patients.

Two of the trials compared longer (5-7 days) with shorter (2-3 days) antibiotics, and 12 compared any antibiotic prophylaxis (1-10 days) to none.

The primary outcome was all-cause mortality, with a prespecified noninferiority margin of 5% on the risk difference (RD) scale. Secondary outcomes included early rebleeding and bacterial infections.

Overall, shorter antibiotic durations (including none) had a 97.3% probability of noninferiority to longer durations for all-cause mortality (RD, 0.9%; 95% credible interval [CrI], -2.6% to 4.9%).

Shorter durations had a 73.8% probability of noninferiority for early rebleeding (RD, 2.9%; 95% CrI, -4.2% to 10.0%) but were associated with more study-defined bacterial infections (RD, 15.2%; 95% CrI, 5.0%-25.9%). However, the authors cited methodological concerns about the definitions of these infections in the included studies.

The probabilities of noninferiority of shorter durations for mortality, early rebleeding, and bacterial infections were higher in studies published after 2004.

 

Change Practice Now?

Dr. Catherine Mezzacappa

“Our findings re-open the discussion surrounding the long-standing and firmly held belief that antibiotic prophylaxis has a mortality benefit in patients with cirrhosis presenting with upper gastrointestinal bleeds,” Prosty and colleagues wrote.

They cautioned, however, that the study quality was “low to moderate, bacterial infections were heterogeneously defined, and no studies reported adverse events. Higher-quality RCTs are needed to determine the benefit and optimal duration of antibiotic prophylaxis in the modern era of advanced interventions.”

The authors of a commentary published with the study noted that management of upper GI bleeding in cirrhosis patients has “greatly improved” since the 1990s, when some of the trials included in the analysis were conducted.

Hepatologists Catherine Mezzacappa, MD, MPH, and Guadalupe Garcia-Tsao, MD, both at the Yale School of Medicine, New Haven, Connecticut, agree that it “may be time to revisit whether prophylactic antibiotics continue to provide benefit in patients with cirrhosis and upper GI bleeding, and if so, in which patients.”

Dr. Guadalupe Garcia-Tsao



They caution, however, that the current level of evidence is “inadequate to answer whether it is time to stop this practice, which has become the standard of care.

New trials for shorter duration and no antibiotic prophylaxis “should be designed in specific patient populations to compare sequelae of antibiotic prophylaxis, including subsequent infections and all-cause mortality,” Mezzacappa and Garcia-Tsao concluded.

The study received no specific funding. The authors and commentary writers had no relevant disclosures.

 

A version of this article appeared on Medscape.com.

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A new study casts doubt on international guidelines advising up to a week of prophylactic antibiotics in patients with cirrhosis and upper gastrointestinal (GI) bleeding.

Pooled data from 14 randomized controlled trials (RCTs) found a high probability that no or shorter durations of antibiotic prophylaxis are not worse than longer durations in preventing death from any cause in these patients.

The findings suggest that recommendations for routine antibiotic prophylaxis in patients with cirrhosis and upper GI bleeding “should be reassessed,” the authors said.

They acknowledged, however, that the studies were of low-to-moderate quality and higher quality randomized clinical trial data are needed.

The study, with first author Connor Prosty, MD, of McGill University, in Montreal, Quebec, Canada, was published online in JAMA Internal Medicine.

 

Questionable Benefit?

Antibiotic prophylaxis became standard decades ago, when up to 60% of variceal bleeds were complicated by infections, which were thought to increase the risk for rebleeding and death. 

Yet, the evidence to support the recommendation remains limited, and a recent RCT called into question the necessity of prophylaxis. The study showed no statistically significant difference in mortality or infection among patients with Child-Pugh class A cirrhosis randomized to receive no prophylaxis compared to third-generation cephalosporin.

While generally perceived as safe, antibiotics have potential adverse effects and can select for resistant superinfections, Prosty and colleagues pointed out.

They also noted that shorter courses of antibiotics have been proven to be as good, if not better, than longer courses across numerous other infectious indications. Recommendations for primary and secondary antibiotic prophylaxis for spontaneous bacterial peritonitis are being reassessed due to a weak evidence base, lack of mortality benefit, and potential for harm.

To revisit antibiotic prophylaxis for upper GI bleeding in patients with cirrhosis, Prosty and colleagues did a systematic review and meta-analysis of 14 RCTs involving 1322 patients.

Two of the trials compared longer (5-7 days) with shorter (2-3 days) antibiotics, and 12 compared any antibiotic prophylaxis (1-10 days) to none.

The primary outcome was all-cause mortality, with a prespecified noninferiority margin of 5% on the risk difference (RD) scale. Secondary outcomes included early rebleeding and bacterial infections.

Overall, shorter antibiotic durations (including none) had a 97.3% probability of noninferiority to longer durations for all-cause mortality (RD, 0.9%; 95% credible interval [CrI], -2.6% to 4.9%).

Shorter durations had a 73.8% probability of noninferiority for early rebleeding (RD, 2.9%; 95% CrI, -4.2% to 10.0%) but were associated with more study-defined bacterial infections (RD, 15.2%; 95% CrI, 5.0%-25.9%). However, the authors cited methodological concerns about the definitions of these infections in the included studies.

The probabilities of noninferiority of shorter durations for mortality, early rebleeding, and bacterial infections were higher in studies published after 2004.

 

Change Practice Now?

Dr. Catherine Mezzacappa

“Our findings re-open the discussion surrounding the long-standing and firmly held belief that antibiotic prophylaxis has a mortality benefit in patients with cirrhosis presenting with upper gastrointestinal bleeds,” Prosty and colleagues wrote.

They cautioned, however, that the study quality was “low to moderate, bacterial infections were heterogeneously defined, and no studies reported adverse events. Higher-quality RCTs are needed to determine the benefit and optimal duration of antibiotic prophylaxis in the modern era of advanced interventions.”

The authors of a commentary published with the study noted that management of upper GI bleeding in cirrhosis patients has “greatly improved” since the 1990s, when some of the trials included in the analysis were conducted.

Hepatologists Catherine Mezzacappa, MD, MPH, and Guadalupe Garcia-Tsao, MD, both at the Yale School of Medicine, New Haven, Connecticut, agree that it “may be time to revisit whether prophylactic antibiotics continue to provide benefit in patients with cirrhosis and upper GI bleeding, and if so, in which patients.”

Dr. Guadalupe Garcia-Tsao



They caution, however, that the current level of evidence is “inadequate to answer whether it is time to stop this practice, which has become the standard of care.

New trials for shorter duration and no antibiotic prophylaxis “should be designed in specific patient populations to compare sequelae of antibiotic prophylaxis, including subsequent infections and all-cause mortality,” Mezzacappa and Garcia-Tsao concluded.

The study received no specific funding. The authors and commentary writers had no relevant disclosures.

 

A version of this article appeared on Medscape.com.

A new study casts doubt on international guidelines advising up to a week of prophylactic antibiotics in patients with cirrhosis and upper gastrointestinal (GI) bleeding.

Pooled data from 14 randomized controlled trials (RCTs) found a high probability that no or shorter durations of antibiotic prophylaxis are not worse than longer durations in preventing death from any cause in these patients.

The findings suggest that recommendations for routine antibiotic prophylaxis in patients with cirrhosis and upper GI bleeding “should be reassessed,” the authors said.

They acknowledged, however, that the studies were of low-to-moderate quality and higher quality randomized clinical trial data are needed.

The study, with first author Connor Prosty, MD, of McGill University, in Montreal, Quebec, Canada, was published online in JAMA Internal Medicine.

 

Questionable Benefit?

Antibiotic prophylaxis became standard decades ago, when up to 60% of variceal bleeds were complicated by infections, which were thought to increase the risk for rebleeding and death. 

Yet, the evidence to support the recommendation remains limited, and a recent RCT called into question the necessity of prophylaxis. The study showed no statistically significant difference in mortality or infection among patients with Child-Pugh class A cirrhosis randomized to receive no prophylaxis compared to third-generation cephalosporin.

While generally perceived as safe, antibiotics have potential adverse effects and can select for resistant superinfections, Prosty and colleagues pointed out.

They also noted that shorter courses of antibiotics have been proven to be as good, if not better, than longer courses across numerous other infectious indications. Recommendations for primary and secondary antibiotic prophylaxis for spontaneous bacterial peritonitis are being reassessed due to a weak evidence base, lack of mortality benefit, and potential for harm.

To revisit antibiotic prophylaxis for upper GI bleeding in patients with cirrhosis, Prosty and colleagues did a systematic review and meta-analysis of 14 RCTs involving 1322 patients.

Two of the trials compared longer (5-7 days) with shorter (2-3 days) antibiotics, and 12 compared any antibiotic prophylaxis (1-10 days) to none.

The primary outcome was all-cause mortality, with a prespecified noninferiority margin of 5% on the risk difference (RD) scale. Secondary outcomes included early rebleeding and bacterial infections.

Overall, shorter antibiotic durations (including none) had a 97.3% probability of noninferiority to longer durations for all-cause mortality (RD, 0.9%; 95% credible interval [CrI], -2.6% to 4.9%).

Shorter durations had a 73.8% probability of noninferiority for early rebleeding (RD, 2.9%; 95% CrI, -4.2% to 10.0%) but were associated with more study-defined bacterial infections (RD, 15.2%; 95% CrI, 5.0%-25.9%). However, the authors cited methodological concerns about the definitions of these infections in the included studies.

The probabilities of noninferiority of shorter durations for mortality, early rebleeding, and bacterial infections were higher in studies published after 2004.

 

Change Practice Now?

Dr. Catherine Mezzacappa

“Our findings re-open the discussion surrounding the long-standing and firmly held belief that antibiotic prophylaxis has a mortality benefit in patients with cirrhosis presenting with upper gastrointestinal bleeds,” Prosty and colleagues wrote.

They cautioned, however, that the study quality was “low to moderate, bacterial infections were heterogeneously defined, and no studies reported adverse events. Higher-quality RCTs are needed to determine the benefit and optimal duration of antibiotic prophylaxis in the modern era of advanced interventions.”

The authors of a commentary published with the study noted that management of upper GI bleeding in cirrhosis patients has “greatly improved” since the 1990s, when some of the trials included in the analysis were conducted.

Hepatologists Catherine Mezzacappa, MD, MPH, and Guadalupe Garcia-Tsao, MD, both at the Yale School of Medicine, New Haven, Connecticut, agree that it “may be time to revisit whether prophylactic antibiotics continue to provide benefit in patients with cirrhosis and upper GI bleeding, and if so, in which patients.”

Dr. Guadalupe Garcia-Tsao



They caution, however, that the current level of evidence is “inadequate to answer whether it is time to stop this practice, which has become the standard of care.

New trials for shorter duration and no antibiotic prophylaxis “should be designed in specific patient populations to compare sequelae of antibiotic prophylaxis, including subsequent infections and all-cause mortality,” Mezzacappa and Garcia-Tsao concluded.

The study received no specific funding. The authors and commentary writers had no relevant disclosures.

 

A version of this article appeared on Medscape.com.

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