URMC / Encyclopedia / Gastroenterology Gastroenterology CT Enterography Endoscopic Submucosal Dissection (ESD) Abdominal Angiogram Colostomy Appendectomy Cholecystectomy MR Enterography Belt Lipectomy Laparoscopic Adjustable Gastric Banding Biliopancreatic Diversion with Duodenal Switch (BPD/DS) Weight-Loss Surgery