Arteriovenous Fistula (AV Fistula) for Chronic Kidney Disease Patients

An essential step every dialysis patient should understand

For patients with chronic kidney disease (CKD) who require long-term hemodialysis, proper preparation of vascular access is absolutely essential. This access is commonly known as an AV Fistula or AV Graft.

Many patients and families often wonder:
– Why is a special blood vessel needed for dialysis?
– Where is it created?
– Is the procedure painful?
– How long does it last?

This article answers those questions clearly and simply.

What Is Dialysis Vascular Access?

Hemodialysis requires a large volume of blood to flow in and out of the dialysis machine within a short period of time. Ordinary veins (such as those normally used for IV lines) cannot handle this level of blood flow safely or effectively.

Therefore, a special vascular access must be created through a minor surgical procedure:

• AV Fistula  A direct connection between an artery and a vein, usually in the arm

• AV Graft  A synthetic tube used to connect an artery and a vein when natural blood vessels are not strong enough

Why Is a Dialysis Vascular Access Necessary?

• Safer  Significantly reduces the risk of infection compared to temporary catheters

• More effective dialysis  Allows adequate blood flow for optimal treatment

• Long-lasting Can function for many years with proper care

• Better quality of life Patients can bathe and live more normally without external tubes

Steps in Creating a Dialysis Vascular Access

1. Vascular evaluation using ultrasound to identify the best blood vessels

2. Minor surgical procedure to create the access (typically 1–2 hours) with a short recovery period

3. Maturation period of approximately 4–8 weeks, allowing the vessel to strengthen

4. Safe initiation of dialysis using the new vascular access

Why Choose Phyathai Sriracha Hospital?

At Phyathai Sriracha Hospital, patients receive comprehensive care from a highly experienced multidisciplinary team, including nephrologists, vascular surgeons, and specialized dialysis nurses.

Our strengths include:

• Procedures performed by board-certified vascular surgeons

• Collaborative planning between nephrologists and dialysis nurses

• One-stop service, from evaluation and surgery to long-term dialysis care

• Conveniently located in Sriracha, close to industrial estates and residential areas