Sigmoid volvulus initiated by anal fissure.
D001003:Anal Canal; D001004:Anus Diseases; D012809:Colon, Sigmoid; D003108:Colonic Diseases; D005401:Fissure in Ano; D006801:Humans; D007415:Intestinal Obstruction; D045822:Intestinal Volvulus; D008499:Medical Records
ANUS/diseases; INTESTINAL OBSTRUCTION/case reports