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A New Murine Model of Endovascular Aortic Aneurysm Repair
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Fenestrated endovascular aortic repair of a superior mesenteric artery aneurysm using carbon dioxide angiography and
Darren Van Essen1, Sarah M Taylor1, Lavraj Lidher2
1Cumming School of Medicine, University of Calgary, Calgary, AB, Canada.
Journal of Vascular Surgery Cases and Innovative Techniques
|February 2, 2024
Summary
Superior mesenteric artery aneurysms require repair. This study details a novel endovascular repair using carbon dioxide angiography and intravascular ultrasound, avoiding iodinated contrast in a patient with severe allergies.
Area of Science:
- Vascular Surgery
- Interventional Radiology
Background:
- Superior mesenteric artery aneurysms are rare but carry high rupture and mortality risks, necessitating repair.
- Traditional endovascular repair uses iodinated contrast, posing risks like allergic reactions and contrast-induced nephropathy.
Observation:
- A patient with severe contrast allergies presented with a superior mesenteric artery aneurysm.
- Fenestrated endovascular repair was indicated but required alternative imaging modalities.
Findings:
- A unique approach utilized carbon dioxide angiography and intravascular ultrasound for imaging during fenestrated endovascular repair.
- This method successfully excluded the aneurysm while avoiding iodinated contrast agents.
Implications:
- This innovative technique offers a safer alternative for endovascular repair in patients with contrast allergies or renal compromise.
- It highlights the potential of non-iodinated contrast imaging in complex vascular interventions.
