Posted: June 12th, 2017

What is the best way to check for patency of the arteriovenous fistula for hemodialysis?

What is the best way to check for patency of the arteriovenous fistula for hemodialysis?

1. Pinch the fistula and note the speed of filling on release
2. Use a needle and syringe to aspirate blood from the fistula
3. Check for capillary refill of the nail beds on that extremity
4. Palpate the fistula throughout its length to assess for a thrill