Volvulus of the colon.
D000328:Adult; D000368:Aged; D003108:Colonic Diseases / Q000209:etiology / Q000601:surgery*; D005260:Female; D006801:Humans; D007415:Intestinal Obstruction / Q000209:etiology / Q000601:surgery*; D008297:Male; D008875:Middle Aged; D012810:Sigmoid Diseases / Q000601:surgery