Surgery for ulcerative colitis.
D003093:Colitis, Ulcerative / Q000150:complications / Q000601:surgery*; D003106:Colon / Q000473:pathology; D003110:Colonic Neoplasms / Q000209:etiology; D004108:Dilatation, Pathologic; D005767:Gastrointestinal Diseases / Q000209:etiology; D006801:Humans; D007081:Ileostomy / Q000009:adverse effects; D007082:Ileum / Q000601:surgery; D007416:Intestinal Perforation / Q000209:etiology; D012306:Risk