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Related Experiment Video

Updated: Jul 9, 2026

Technical Aspects of the Mouse Aortocaval Fistula

Technical Aspects of the Mouse Aortocaval Fistula

Published on: July 11, 2013

Secondary aortoenteric fistula.

M A Mohammadzade¹, M Hossain Akbar

¹Department of Vascular Surgery, Poorsina Surgical Hospital, School of Medicine, Guilan University of Medical Sciences, Rasht, Iran. mnzr_99@yahoo.com

Medgenmed : Medscape General Medicine

|December 20, 2007

Summary

This summary is machine-generated.

Secondary aortoenteric fistula (SAF), a rare complication after aortic surgery, presents as upper gastrointestinal bleeding. Early surgical intervention is crucial for survival in patients with this life-threatening condition.

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Area of Science:

Vascular Surgery
Gastroenterology

Background:

Secondary aortoenteric fistula (SAF) is a rare but serious complication following abdominal aortic reconstruction.
It typically manifests months to years after initial aortic surgery.

Observation:

The primary clinical presentation of SAF is upper gastrointestinal bleeding.
A case is presented of a secondary aortoduodenal fistula occurring 6 years post-aortic reconstructive surgery.

Findings:

Surgical intervention involved clamping the aorta, performing duodenorrhaphy, and aortic reconstruction with a patch graft.
Omentoplasty was used to protect the graft and separate it from the duodenorrhaphy site.

Implications:

Prompt diagnosis and surgical management are essential due to high mortality rates associated with delayed treatment.
Increased aortic aneurysm repairs necessitate a high index of suspicion for SAF in clinical practice.