Related Experiment Videos
Aortocaval fistula in ruptured aneurysms
J A Tsolakis1, S Papadoulas, S K Kakkos
1Department of Surgery, Vascular Surgery Unit, Medical School of University of Patras, Greece.
Summary
Aortocaval fistulas are rare (3.6% incidence) complicating abdominal aortic aneurysm repair. Diagnosis can be challenging, requiring adaptable surgical techniques for successful management.
Area of Science:
- Vascular Surgery
- Aortocaval Fistula Management
Background:
- Aortocaval fistula is a rare complication of abdominal aortic aneurysm (AAA).
- Understanding its incidence and presentation is crucial for surgical planning.
Observation:
- A retrospective study identified 4 cases of aortocaval fistula among 112 AAA repairs over seven years.
- The incidence was 3.6%, with three cases found incidentally during ruptured AAA surgery.
Findings:
- Standard intra-aneurysmal repair was the preferred technique.
- One case of isolated fistula with IVC thrombosis required IVC ligation due to preoperative diagnosis.
Implications:
- Aortocaval fistulas, though rare, require high clinical suspicion due to diagnostic difficulty.
- Surgical management may necessitate modifications to standard techniques based on intraoperative findings.