Laparoscopic ureteroureterostomy for the management of obstructive uropathy caused by congenital ureteric entrapment in the iliac bone.

A rare case of congenital entrapment of the left ureter in an iliac bone canal causing left side hydroureteronephrosis is reported. The patient represented a case of congenital ureteral entrapment in a reversed C-shaped iliac bone canal that was missed before his laparoscopy. The ureter also had a retro-iliac course.