- Due to vascular compromise of greater omentum
- Primary omental torsion is usually right sided, due to congenital or vascular variations
- Seen in obesity
- Secondary infarction – surgery, abdominal inflammation, tumors, hernial sacs
- Treatment is conservative
- CT: heterogeneous large omental mass with hyper attenuating streaks in right lower quadrant. Larger than 5 cm.
Singh, Ajay K., et al. “Acute epiploic appendagitis and its mimics.” Radiographics 25.6 (2005): 1521-1534.
Pereira, Jose M., et al. “Disproportionate fat stranding: a helpful CT sign in patients with acute abdominal pain.” Radiographics 24.3 (2004): 703-715.