Ischaemic colitis and volvulus of the sigmoid colon.
D000368:Aged; D003092:Colitis / Q000000981:diagnostic imaging* / Q000209:etiology; D003106:Colon / Q000098:blood supply*; D005260:Female; D006801:Humans; D007415:Intestinal Obstruction / Q000150:complications / Q000000981:diagnostic imaging*; D007511:Ischemia / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D011859:Radiography; D012810:Sigmoid Diseases / Q000150:complications / Q000000981:diagnostic imaging*