GI endoscopic submucosal dissection using a calibrated, small-caliber-tip, transparent hood for lesions with fibrosis

Post written by Tatsuma Nomura, MD, from the Department of Gastroenterology, Mie Prefectural Shima Hospital, Shima, and the Department of Gastroenterology, Ise Red Cross Hospital, Ise, Mie, Japan. We describe a novel technique for overcoming severe fibrosis encountered during endoscopic submucosal dissection (ESD) using a calibrated, small-caliber tip, transparent hood (CAST hood) with Pocket-creation method …

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Cholangioscopy-guided removal of a proximally migrated biliary stent using a modified standard polypectomy snare 

Post written by Moamen Gabr, MD, MSc, from the Division of Digestive Diseases and Nutrition, University of Kentucky, Lexington, Kentucky. A 72-year-old male with diagnosis of pancreatic head adenocarcinoma requiring endoscopic biliary stent placement 2 weeks prior to admission presented with signs of biliary obstruction. Imaging showed proximal migration of a previously placed biliary stent. …

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Acute physiologic effects of N95 respirator use on gastroenterologists performing simulated colonoscopy

Post written by Asif Khalid, MD, from the VA Pittsburgh HealthCare System, and the University of Pittsburgh Medical System, Pittsburgh, Pennsylvania, USA. Gastroenterologists and GI lab staff are required to use N95 respirators while performing aerosol generating endoscopic procedures during the SARS-CoV-2 pandemic. Unfortunately, N95 respirator use is associated with the development of multiple symptoms. …

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Active bleeding from downhill varices: case report and management

Post written by Aleem Azal Ali, MBBS, Sonal Jadeja, DO, and Bruno De Souza Ribeiro, MD, from the University of Florida, College of Medicine, Jacksonville, Florida, USA. This video manuscript describes the case of a 49-year-old man who presented in hypovolemic shock secondary to hematemesis. He had a similar presentation, 2 weeks prior, when EGD …

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Endoscopic radiofrequency ablation plus plastic stent placement versus stent placement alone for unresectable extrahepatic biliary cancer

Post written by Bing Hu, MD, PhD, from the Department of Gastroenterology, Eastern Hepatobiliary Surgery Hospital, Second Military Medical University, Yangpu District, and the Department of Gastroenterology, Third Affiliated Hospital, Second Military Medical University, Jiading District, Shanghai, China. The focus of our study is to compare the efficacy and safety between endoscopic radiofrequency ablation (RFA) …

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Gastric peroral endoscopic myotomy for the treatment of refractory gastroparesis

Post written by Mohammad Al-Haddad, MD, from the Division of Gastroenterology and Hepatology, Indiana University School of Medicine, Indianapolis, Indiana, USA. The study focused on prospectively assessing the safety and efficacy of gastric peroral endoscopic myotomy in improving symptoms, quality of life, and healthcare resource utilization in a cohort of gastroparesis patient that had failed …

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Endoscopic features of buried Barrett’s mucosa

Post written by Linda S. Yang, MBBS, from the Department of Gastroenterology, St Vincent’s Hospital Melbourne and the University of Melbourne, Melbourne, Australia. At our tertiary referral center for Barrett’s esophagus, several endoscopic features have been observed in patients who were found to have buried Barrett’s mucosa on histology. This study evaluated the diagnostic accuracy …

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Dieulafoy’s lesion of the upper GI tract

Post written by Yichen Wang, MD, MSc, from the Department of Internal Medicine, Wright Center for Graduate Medical Education, Scranton, Pennsylvania, USA. We sought to determine the incidence, risk factors, and treatment outcomes of Dieulafoy’s lesion of the upper GI tract (UDL) hemorrhage among adult patients in the United States. Dieulafoy’s lesion is an aberrantly …

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Identifying early gastric cancer under magnifying narrow-band images with deep learning

Post written by Jie Tian, PhD, from the CAS Key Laboratory of Molecular Imaging, Beijing Key Laboratory of Molecular Imaging, The State Key Laboratory of Management and Control for Complex Systems, Institute of Automation, Chinese Academy of Sciences, and the Beijing Advanced Innovation Center for Big Data-Based Precision Medicine, School of Medicine and Engineering, Beihang …

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Cholangioscopy in primary sclerosing cholangitis: a case series of dominant strictures and cholangiocarcinoma

Post written by Sooraj Tejaswi, MD, MSPH, FASGE, from the Division of Gastroenterology & Hepatology, University of California Davis School of Medicine, Sacramento, California. This video case series describes and differentiates between the cholangioscopic features of benign dominant strictures and cholangiocarcinoma in PSC. It demonstrates that the morphologic features of cholangiocarcinoma in PSC is varied. …

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