Oxygen saturation imaging as a useful tool for visualizing the mode of action of photodynamic therapy for esophageal cancer

Post written by Masayuki Suyama, MD, PhD, from the Department of Gastroenterology and Endoscopy, National Cancer Center Hospital East, Kashiwa, Japan. This video case series presents the usefulness of oxygen saturation imaging for photodynamic therapy for esophageal cancer. Oxygen saturation (OS) imaging is a novel technique that directly measures and visualizes the tissue oxygen saturation …

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Computer-aided detection-assisted colonoscopy: classification and relevance of false positives

Post written by Matteo Badalamenti, MD, from the Humanitas Clinical and Research Center IRCCS, Digestive Endoscopy Unit, Division of Gastroenterology, Rozzano, Milan. The focus of our study was to define a structured classification of false-positive (FP) results provided by the Artificial Intelligence CADe system that was recently applied in endoscopic daily practice and to estimate …

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Endoscopic full-thickness resection of a stomach gastrointestinal stromal tumor using a dedicated full-thickness resection device

Post written by Dennis Yang, MD, from the Division of Gastroenterology and Hepatology, University of Florida, Gainesville, Florida. We present a case of a 60-year-old man with a 15-mm gastrointestinal stromal tumor (GIST) in the stomach. The patient elected for resection instead of surveillance. After multidisciplinary discussion, the decision was to proceed with endoscopic removal. …

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Performance of a computer-aided diagnosis system in diagnosing early gastric cancer using magnifying endoscopy videos with narrow-band imaging

Post written by Yusuke Horiuchi, MD, PhD, from the Department of Gastroenterology, Cancer Institute Hospital, Tokyo, Japan. The performance of magnifying endoscopy with narrow-band imaging (ME-NBI) using a computer-aided diagnosis (CAD) system in diagnosing early gastric cancer (EGC) is unclear. Here, the focus of our study is to clarify the differences in the diagnostic performance …

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Impact of COVID-19 on colorectal cancer disparities and the way forward

Post written by Sophie Balzora, MD, from the Division of Gastroenterology and Hepatology, NYU Langone Health, New York, New York, USA. Our perspective piece identifies areas of colorectal cancer screening and prevention efforts targeted toward medically underserved populations most impacted amid the COVID-19 pandemic and envisions potential solutions to mitigate the deleterious effects of the …

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Motorized spiral enteroscope-assisted retrieval of video capsule in a patient with Crohn’s disease

Post written by Mohan Ramchandani, MD, DM, from the Department of Medical Gastroenterology, AIG Hospitals, Hyderabad, Telangana, India. We describe a case of  young man with history of chronic kidney disease on maintenance hemodialysis. He underwent capsule endoscopy (CE) 6 months ago for evaluation of obscure occult gastrointestinal bleeding requiring multiple transfusions. CE revealed ileal stricture, …

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Lessons learned from a salvage procedure for LAMS misplacement during EUS-guided gastrojejunal bypass

Post written by Bruno Costa Martins, MD, PhD, from the Hospital Alemão Oswaldo Cruz, Endoscopy Unit, São Paulo, Brazil. We described a case of an 88-year-old patient with obstructive symptoms due to advanced head pancreatic neoplasm. EUS-guided gastrojejunal bypass (EUS-GJ) was chosen to palliate gastric outlet obstruction symptoms. EUS-GJ bypass was attempted with the aid …

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Endoscopic resection of a duodenal Brunner gland hamartoma presenting with GI bleeding

Post written by Tara Keihanian, MD, MPH, and Sunil Amin, MD, MPH, from the Department of Medicine, Division of Gastroenterology, University of Miami Miller School of Medicine, Miami, Florida. A 64-year-old man with multiple comorbidities presented to our hospital with a 3-day history of weakness, melena, and acute anemia. Upper endoscopy (EGD) showed a large …

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Accuracy of artificial intelligence–assisted detection of upper GI lesions

Post written by Wai K. Leung, MD, FRCP, from the Department of Medicine, Queen Mary Hospital, University of Hong Kong, Hong Kong. This meta-analysis aims to summarize the performance of all recently published studies on the use of artificial intelligence (AI)-assisted endoscopic detection of gastric and esophageal neoplastic lesions as well as H. pylori infection. …

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GIE welcomes a new Editorial Review Board member

GIE is proud to welcome Cadman Leggett, MD, Assistant Professor of Medicine from the Mayo Clinic, Rochester, Minnesota, to the GIE Editorial Review Board. His research interests include Barrett’s esophagus, esophageal cancer, advanced imaging, and artificial intelligence. Below is an interview with Dr. Leggett. At what point in your career did you start serving as …

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