Ileosigmoid knotting.
D000328:Adult; D012809:Colon, Sigmoid / Q000601:surgery; D005734:Gangrene; D006801:Humans; D007082:Ileum / Q000601:surgery; D007415:Intestinal Obstruction / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery; D008297:Male; D008875:Middle Aged