Nursing CEUs Online - No Test Required | NurseCe4Less.com

Atriovenous fistula. Arteriovenous (AV) fistula is an abnormal connection between the vein and the artery causing the mixing of the venous and arterial blood. It may be caused as a result of surgery, trauma, and rupture of an arterial aneurysm or may be present congenitally since birth. ................
................