{"title":"Navigating Chronic Pouchitis: Pathogenesis, Diagnosis, and Management.","authors":"Robert Hill, Simon Travis, Zaid Ardalan","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Chronic pouchitis affects 13% to 17% of patients with ileal pouch-anal anastomosis and ulcerative colitis, and 20% with a history of acute pouchitis. It is classified by antibiotic responsiveness into chronic antibiotic-dependent pouchitis and chronic antibioticrefractory pouchitis. Pathogenesis of chronic pouchitis can range from microbially mediated to more antibiotic-resistant and immune-mediated processes. A diagnostic index combining clinical, endoscopic, and histologic components is essential for clinical practice and research. In chronic antibiotic-dependent pouchitis, remission is managed with microbiota- or immune-targeted therapies. For chronic antibiotic-refractory pouchitis, immune-directed therapy is primary, with vedolizumab recommended for first-line treatment. Other advanced therapies rely on less definitive evidence, and efficacy may be reduced by precolectomy exposure. This article reviews the pathogenesis, diagnosis, and management of chronic pouchitis.</p>","PeriodicalId":52498,"journal":{"name":"Gastroenterology and Hepatology","volume":"21 1","pages":"46-58"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11784565/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143081978","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Efficacy and Safety of Seladelpar in Patients With Primary Biliary Cholangitis and Compensated Cirrhosis in the Phase 3 Placebo-Controlled RESPONSE Trial.","authors":"","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":52498,"journal":{"name":"Gastroenterology and Hepatology","volume":"20 12 Suppl 12","pages":"2-3"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11784549/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143081844","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Efficacy and Safety of Plecanatide in Treatment of Irritable Bowel Syndrome With Constipation and Chronic Idiopathic Constipation.","authors":"","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":52498,"journal":{"name":"Gastroenterology and Hepatology","volume":"20 12 Suppl 9","pages":"7-9"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11784546/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143081935","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Aerobic Exercise Training Leads to MASH Resolution as Defined by the MASH Resolution Index Without Body Weight Loss.","authors":"","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":52498,"journal":{"name":"Gastroenterology and Hepatology","volume":"20 12 Suppl 11","pages":"17-18"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11784556/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143081376","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Efficacy and Safety of Guselkumab Maintenance Therapy Among Guselkumab Induction Week 24 Clinical Responders: Results From the Phase 3 QUASAR Maintenance Study.","authors":"","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":52498,"journal":{"name":"Gastroenterology and Hepatology","volume":"20 12 Suppl 10","pages":"2-3"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11784578/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143082226","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Are All Esophageal Ulcers Caused by Gastroesophageal Reflux Disease?","authors":"Nayantara Coelho-Prabhu","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":52498,"journal":{"name":"Gastroenterology and Hepatology","volume":"20 12","pages":"756-758"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11776003/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143069686","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Potassium-Competitive Acid Blockers and Proton Pump Inhibitors: The Dynamic Duo of Acid Blockers.","authors":"Corey J Ketchem, Kristle L Lynch","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The management of acid-based disorders was transformed in the 1980s with the advent of proton pump inhibitors (PPIs), which target the hydrogen-potassium adenosine triphosphatase (proton pump) of the parietal cell. Potassium-competitive acid blockers (P-CABs), a newer class of medications, act at the same proton pump through a novel mechanism resulting in profound and sustained acid suppression. Although trials in Asian populations over the past decades have highlighted the potential benefit of P-CABs, clinical trials in Western populations have been initiated more recently. These trials evaluated vonoprazan in patients with <i>Helicobacter pylori</i> infection, erosive esophagitis, and heartburn with nonerosive reflux disease and have demonstrated promising results, culminating in US Food and Drug Administration approval for these indications. Adverse event profiles between PPIs and P-CABs appear comparable thus far, although additional long-term data on P-CABs are needed. While navigating the evolving landscape of acid suppression, it is crucial to identify which patients and diseases are poised to derive the most benefit from this emerging therapeutic option. This article seeks to highlight important pharmacologic properties of PPIs and P-CABs, understand the current literature with a focus on clinical trials in Western populations, and explore potential scenarios for integrating P-CABs into therapeutic regimens.</p>","PeriodicalId":52498,"journal":{"name":"Gastroenterology and Hepatology","volume":"20 12","pages":"733-738"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11776008/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143069699","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Safety of Long-Term Ozanimod Treatment Up to 5 Years in Patients With Moderately to Severely Active Ulcerative Colitis: An Interim Analysis of the True North Open-Label Extension.","authors":"","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":52498,"journal":{"name":"Gastroenterology and Hepatology","volume":"20 12 Suppl 10","pages":"14-15"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11784579/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143081237","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Highlights From the Recent World Health Organization Guidelines for Hepatitis B Virus Infection.","authors":"Douglas T Dieterich","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":52498,"journal":{"name":"Gastroenterology and Hepatology","volume":"20 12","pages":"742-744"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11776005/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143069692","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Elafibranor Long-Term Efficacy and Safety and Impact on Fatigue in Primary Biliary Cholangitis: Interim Results From the Open-Label Extension of the ELATIVE Trial Up to 3 Years.","authors":"","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":52498,"journal":{"name":"Gastroenterology and Hepatology","volume":"20 12 Suppl 12","pages":"3-4"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11784550/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143081848","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}