Complications in colonoscopy.
D003106:Colon; D012809:Colon, Sigmoid / Q000293:injuries; D004724:Endoscopy / Q000009:adverse effects*; D004739:England; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D006801:Humans; D007410:Intestinal Diseases / Q000209:etiology*; D007416:Intestinal Perforation / Q000209:etiology; D007417:Intestinal Polyps / Q000473:pathology / Q000601:surgery; D007564:Japan; D008643:Mesentery / Q000293:injuries; D010146:Pain; D011183:Postoperative Complications; D012189:Retrospective Studies; D011795:Surveys and Questionnaires; D014481:United States