Torsion of a Giant Antimesenteric Lipoma of the Ileum: A Rare Cause of Acute Abdominal Pain.

BACKGROUND Torsion of an intra-abdominal lipoma is rarely the cause of acute abdominal pain. Most of the previously reported cases of intra-abdominal lipoma torsion originated in the mesentery or omentum. However, an antimesenteric lipoma of the ileum with torsion has not been reported before.