The National Kidney Foundation's Kidney Disease Outcomes Quality Initiative guidelines encourage more-frequent use of primary arteriovenous fistulae (AVF) in hemodialysis patients, because this ...
An arteriovenous fistula (AVF) is an abnormal joining of an artery and a vein. If an AVF is affecting health, early treatment can help prevent complications. An AVF occurs if an artery connects to ...
A brain arteriovenous malformation (AVM) is an abnormal tangle of unusually formed blood vessels in the brain (Figure 1). Over time, these vessels can weaken and bleed into the brain itself. Brain ...