SMA syndrome

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Synonyms and keywords: superior mesenteric artery syndrome

SMA syndrome occurs when the superior mesenteric artery (SMA) dilates and compresses the third (horizontal) part of the duodenum between it and the abdominal aorta.

It is a relatively rare disease and occurs mostly in middle-aged women.

Nutcracker syndrome

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