Median arcuate ligament syndrome

Case contributed by Ammar Haouimi
Diagnosis almost certain

Presentation

Chronic abdominal pain aggravated by supine position. No history of weight loss.

Patient Data

Age: 40 years
Gender: Male

There is focal stenosis of the proximal celiac trunk due to extrinsic compression by a thickened median arcuate ligament (thickness=6 mm), followed by moderate dilatation of the post-stenotic segment.

A small left adrenal mass is noted most likely adenoma (incidentaloma). 

Case Discussion

CT features of a median arcuate ligament syndrome. It is a celiac trunk compression by the thickened median arcuate ligament, a fibrous arch joins the diaphragmatic crura at the aortic hiatus. It commonly presents with chronic abdominal pain, aggravated by supine position.

 

Additional contributor: A. Ramdani, MD

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