Source:http://linkedlifedata.com/resource/umls/id/C0225984
MSH: A vessel that directly interconnects an artery and a vein, and that acts as a shunt to bypass the capillary bed. Not to be confused with surgical anastomosis, nor with arteriovenous fistula.,CSP: vessel that directly interconnects an artery and a vein, and that acts as a shunt to bypass the capillary bed; do not confuse with PATHOLOGIC ARTERIOVENOUS SHUNT; for surgical anastomosis, see CARDIOVASCULAR SHUNT SURGERY.,NCI: A direct linkage between an artery and a vein.