Antegrade jejunojejunal intussusception after Roux-en-Y esophagojejunostomy as an unusual cause of postoperative intestinal obstruction: report of a case.

Postoperative intestinal obstruction in adults is rarely caused by intussusception. A case of antegrade jejunojejunal intussusception that occurred after Roux-en-Y esophagojejunostomy is described, followed by a discussion of the literature on this unusual entity.