SIGMOID VOLVULUS.
D000368:Aged; D012809:Colon, Sigmoid; D003108:Colonic Diseases; D005734:Gangrene; D005853:Geriatrics; D006801:Humans; D008607:Intellectual Disability; D007415:Intestinal Obstruction; D045822:Intestinal Volvulus; D001523:Mental Disorders; D009026:Mortality; D011351:Proctoscopy; D011859:Radiography; D013514:Surgical Procedures, Operative
GANGRENE; GERIATRICS; INTESTINAL OBSTRUCTION; MENTAL DISORDERS; MENTAL RETARDATION; MORTALITY; PROCTOSCOPY; RADIOGRAPHY; SIGMOID; SURGERY, OPERATIVE