title: Sigmoid volvulus in association with parkinsonism. Report of four cases.
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D006801:Humans; D007415:Intestinal Obstruction / Q000150:complications* / Q000209:etiology; D008297:Male; D008875:Middle Aged; D010300:Parkinson Disease / Q000150:complications*; D012810:Sigmoid Diseases / Q000150:complications* / Q000209:etiology