Duplication of the rectum (enterogenous cyst or diverticulum).
COGSWELL
H D
HD
THOMPSON
H C
HC
D003560:Cysts; D004240:Diverticulum; D005770:Gastrointestinal Neoplasms; D006801:Humans; D007422:Intestines; D012007:Rectum / Q000002:abnormalities*
INTESTINE/cysts; INTESTINE/diverticula; RECTUM/abnormalities