Carcinoma of the rectum presenting with ischaemic colitis.
D000230:Adenocarcinoma / Q000150:complications / Q000473:pathology / Q000601:surgery*; D000368:Aged; D003092:Colitis / Q000000981:diagnostic imaging / Q000209:etiology / Q000473:pathology; D006801:Humans; D007415:Intestinal Obstruction / Q000209:etiology; D008297:Male; D011859:Radiography; D012004:Rectal Neoplasms / Q000150:complications / Q000473:pathology / Q000601:surgery*