Cystic duplication of the rectum: a case report

A case of cystic duplication of the rectum is presented. This infant was admitted with progressive tenesmus and constipation resulting in intestinal obstruction. Rectal examination revealed a tense, cystic presacral mass. Barium enema confirmed the presence of the cyst. Complete excision resulted in a cure and histologic findings showed it to be a rectal duplication.