celiac

Definition and Pathophysiology Median Arcuate Ligament Syndrome (MALS), also known as celiac artery compression syndrome or superior mesenteric artery (SMA)–aorta compression variant, is a rare, mechanically mediated vascular disorder characterized by dynamic compression of the celiac trunk (and often adjacent structures) by the median arcuate ligament (MAL)—a fibromuscular band connecting the right and left crura…