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

Barium enema 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.