Indications for colonoscopy.
D003093:Colitis, Ulcerative / Q000175:diagnosis; D003108:Colonic Diseases / Q000175:diagnosis*; D004724:Endoscopy; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis; D005770:Gastrointestinal Neoplasms / Q000175:diagnosis*; D006801:Humans; D011127:Polyps / Q000175:diagnosis*; D011349:Proctitis / Q000175:diagnosis; D012007:Rectum