The indication for emergency colectomy in ulcerative colitis.
D000038:Abscess / Q000473:pathology; D003082:Colectomy / Q000401:mortality; D003093:Colitis, Ulcerative / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery*; D006801:Humans; D008099:Liver / Q000473:pathology; D009092:Mucous Membrane / Q000473:pathology; D011859:Radiography