A Pediatric Radiology textbook and Pediatric Radiology digital library
Colonic Duplication
Etiology: abnormal budding of gastrointestinal tract lined with GI epithelium
Imaging: can be cystic or tubular
Clinical: 15% of GI duplications
Cases of Colonic Duplication
Injection through the vagina (left) shows a normal caliber colon which is malpositioned with the descending colon on the right side of the abdomen and the cecum in the left lower quadrant. Injection through the rectum (right) shows a second colon of normal caliber that was again malpositioned. There was no communication between the two colons.