Sigmoid volvulus.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D012809:Colon, Sigmoid / Q000601:surgery*; D003125:Colostomy / Q000009:adverse effects; D005260:Female; D006801:Humans; D007415:Intestinal Obstruction / Q000401:mortality / Q000601:surgery*; D007813:Laparotomy / Q000009:adverse effects; D008297:Male; D008875:Middle Aged; D011183:Postoperative Complications