Graft stenosis, which can lead to thrombosis, is a major problem in hemodialysis patients with arteriovenous grafts. Does anti-aggregation with dipyridamole and aspirin help to prolong the primary ...

Arteriovenous fistulas are believed to be superior to grafts for vascular access in hemodialysis patients, but it is unclear whether this holds true in patients with a previous fistula failure.