Acute Vascular Insufficiency of Intestine, also known as acute gastrointestinal tract vascular insuffic., is related to intestinal obstruction and peritonitis. An important gene associated with Acute Vascular Insufficiency of Intestine is FABP2 (Fatty Acid Binding Protein 2), and among its related pathways/superpathways are Cell adhesion_Endothelial cell contacts by junctional mechanisms and 1q21.1 copy number variation syndrome. Affiliated tissues include small intestine and t cells.