Cryptorchidism and abdominal pain.

In this case report, abdominal symptoms simulating acute appendicitis were due to recurrent torsion of an intra-abdominal testicle. Cryptorchidism frequently goes unnoted. Most undescended testicles are in the groin and easily palpable. If not, they can be absent, retroperitoneal or intra-abdominal. An intra-abdominal testicle is more likely to occur on the right than the left.