Colonoscopy.
D000328:Adult; D003093:Colitis, Ulcerative / Q000175:diagnosis; D003106:Colon / Q000601:surgery; D003110:Colonic Neoplasms / Q000175:diagnosis; D019723:Endoscopes; D005336:Fiber Optic Technology; D006801:Humans; D007415:Intestinal Obstruction / Q000175:diagnosis; D007417:Intestinal Polyps / Q000175:diagnosis; D008297:Male; D055095:Optics and Photonics