Intussusception of the sigmoid due to simple polypus with annular carcinoma of the descending colon.
ROSE
B T
BT
D002277:Carcinoma; D044683:Colon, Descending; D012809:Colon, Sigmoid; D003110:Colonic Neoplasms; D006801:Humans; D007443:Intussusception; D009369:Neoplasms; D012811:Sigmoid Neoplasms