[Torsion of a preperitoneal pedunculated lipoma of anterior abdominal wall mimicking acute appendicitis].

Lipoma is the most common benign tumor of adipose tissue. Lipomas can occur almost anywhere in the body, but are rarely found in parietal peritoneum of abdominal wall. Occasionally lipomas are detected incidentally during abdominal surgery for other organ pathologies. Presently described is rare case of torsion of pedunculated lipoma originating in parietal peritoneum of anterior abdominal wall causing abdominal pain that mimicked acute appendicitis in 35-year-old woman.