Arteriovenous Fistula Ultrasound

An Arteriovenous Fistula Ultrasound is an ultrasound scan of the arm or leg where your fistula is located. This scan checks how well the fistula is working and looks at the blood flow through the arteries and veins connected to it. An Arteriovenous Fistula Ultrasound helps doctors make sure the fistula is healthy, open, and able to support dialysis safely.

This scan is safe, painless, and gives clear information about the condition of your fistula. It is commonly used for people who receive dialysis and need regular monitoring of their access site.

Why an Arteriovenous Fistula Ultrasound Is Important

- Checks how well your fistula is working

- Shows blood flow through the arteries and veins

- Helps detect narrowing or blockages early

- Supports safe and effective dialysis treatment

- Safe, non‑invasive, and uses no radiation

Duration

60 minutes

Preparation Instructions

No specific preparation required, however it’s a good idea to book this test on a day that you don’t have dialysis.

What is an Arteriovenous Fistula Ultrasound?

It is an ultrasound scan of the arm or leg where your fistula is located, used to check blood flow and fistula health.

Why would I need this scan?

You may need it if you have a fistula for dialysis and your doctor wants to monitor how well it is working.

Is the scan painful?

No. It involves a small ultrasound probe moving over the skin with gel.

How long does the scan take?

An Arteriovenous Fistula Ultrasound usually takes about 60 minutes.

Do I need to prepare for the scan?

No special preparation is required, but it’s best to book the scan on a day you are not having dialysis.

What does the scan show?

It shows how well blood is flowing through your fistula and whether there are any areas of narrowing or blockage.

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