Arteriovenous Fistula. Arteriovenous Fistulas . Fistula, Arteriovenous . Fistulas, Arteriovenous . Aneurysm, Arteriovenous . Arteriovenous Aneurysm . An abnormal direct communication between an artery and a vein without passing through the CAPILLARIES. An A-V fistula usually leads to the formation of a dilated sac-like connection, arteriovenous aneurysm. The locations and size of the shunts determine the degree of effects on the cardiovascular functions such as BLOOD PRESSURE and HEART RATE. . 0.87
Arterio-Arterial Fistula. Arterio Arterial Fistula . Arterio-Arterial Fistulas . Fistula, Arterio-Arterial . Fistulas, Arterio-Arterial . Abnormal communication between two ARTERIES that may result from injury or occur as a congenital abnormality. . 0.70