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Updated: Feb 4, 2026

Porcine Model of Infrarenal Abdominal Aortic Aneurysm
Published on: November 21, 2019
Abdominal point tenderness and an impending aneurysmal rupture
David A Smith1, Lewis J Kaplan
1David A. Smith is an assistant professor in the PA program at Salus University in Elkins Park, Pa., and practices in the surgical ICU at the Philadelphia (Pa.) VA Medical Center and the ED at Mercy Suburban Hospital in East Norriton, Pa. Lewis J. Kaplan is director of surgical critical care at the Philadelphia VA Medical Center and an associate professor of surgery at the University of Pennsylvania's Perelman School of Medicine in Philadelphia. The authors have disclosed no potential conflicts of interest, financial or otherwise.
Isolated internal iliac artery aneurysms are rare but dangerous vascular conditions. Prompt surgical evaluation is crucial to prevent rupture and manage this critical incidental finding.
Area of Science:
- Vascular Surgery
- Radiology
- Aneurysm Research
Background:
- Iliac artery aneurysms are uncommon, affecting only 2% of patients.
- Isolated internal iliac artery aneurysms are exceptionally rare vascular conditions.
Observation:
- These aneurysms are often discovered incidentally on CT scans and MRIs.
- Patients presenting with these aneurysms require immediate vascular surgery consultation.
Findings:
- Untreated internal iliac artery aneurysms demonstrate a significant tendency for growth.
- A high risk of rupture is associated with these specific aneurysms.
Implications:
- Radiologists and clinicians must recognize the critical nature of this incidental finding.
- Timely emergency workup and therapeutic intervention are essential for patient management and outcomes.
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