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Arteriovenous Anastomosis

definition

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.

synonyms

Arteriovenous Anastomosis

UMLS

Anastomoses, Arteriovenous, Anastomosis, Arteriovenous, Arteriovenostomy, Arteriovenostomy, NOS, Arteriovenous Anastomoses, Arteriovenous Anastomosis, Arteriovenous shunt, NOS, Formation of arteriovenous shunt, physiologic anastomosis, Surgical construction of arteriovenous shunt, Surgical construction of arteriovenous shunt, NOS