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Updated: Feb 13, 2026
10:10
A Novel Murine Model of Arteriovenous Fistula Failure: The Surgical Procedure in Detail
Published on: February 3, 2016
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Do arteriovenous fistulas increase cardiac risk?
Randall Faull1,2, Nitesh Rao2,3, Matthew Worthley2,4
1Renal Unit, Royal Adelaide Hospital, Adelaide, SA, Australia.
Seminars in Dialysis
|March 8, 2018
Summary
Arteriovenous fistulas are vital for hemodialysis but can cause heart failure and cardiovascular risks. Elective ligation of unused fistulas, especially in renal transplant recipients, is increasingly recommended to mitigate these dangers.
Area of Science:
- Nephrology
- Cardiology
- Vascular Surgery
Background:
- Arteriovenous fistulas (AVFs) are essential for long-term hemodialysis, offering significant advantages.
- However, AVFs can lead to adverse effects, including heart failure and increased cardiovascular risk in kidney disease patients.
Purpose of the Study:
- To evaluate the risks and benefits of maintaining arteriovenous fistulas.
- To explore indications for elective fistula ligation and surgical flow reduction.
Main Methods:
- Review of existing evidence on arteriovenous fistula complications.
- Analysis of clinical scenarios favoring fistula ligation or modification.
Main Results:
- High-flow fistulas can exacerbate heart failure and worsen left ventricular hypertrophy.
- Unused fistulas, particularly in stable renal transplant recipients, pose risks that may outweigh ligation benefits.
Conclusions:
- Elective ligation of unused arteriovenous fistulas is a viable option to reduce cardiovascular burden.
- Surgical reduction of blood flow in large fistulas is indicated in specific high-risk situations.
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