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Updated: Jun 21, 2026
09:02
A Large Animal Model for Acute Kidney Injury by Temporary Bilateral Renal Artery Occlusion
Published on: February 2, 2021
Unexpected complete aortorenal occlusion
Ertugrul Mavili1, Mehmet Gungor Kaya, Halil Donmez
1Department of Radiology, Erciyes University Medical Faculty, 38039 Kayseri, Turkey.
Acta Cardiologica
|July 15, 2009
Summary
Chronic aorto-iliac disease with renal artery stenosis can delay diagnosis due to collateral blood flow. This case highlights total aortorenal occlusion mimicking renal artery stenosis on duplex scanning, emphasizing the need for advanced imaging.
Area of Science:
- Vascular Surgery
- Diagnostic Imaging
- Radiology
Background:
- Chronic aorto-iliac occlusive disease can mask renal artery stenosis due to collateral circulation, delaying diagnosis.
- Early diagnosis of aorto-iliac disease is crucial to prevent fatal outcomes.
- Duplex scanning is a common tool for evaluating renal artery stenosis but has limitations.
Observation:
- Obesity, gas, accessory renal arteries, or left renal artery anatomy can hinder duplex scanning.
- These limitations can lead to misdiagnosis of renal artery stenosis.
- Computed tomography (CT) offers detailed anatomical information.
Findings:
- A case of total aortorenal occlusion was observed.
- This condition mimicked renal artery stenosis on duplex scanning.
- Duplex scanning limitations contributed to the diagnostic challenge.
Implications:
- Advanced imaging like CT may be necessary when duplex scanning is inconclusive for renal artery stenosis.
- Accurate diagnosis of aorto-iliac disease is vital for timely intervention.
- Understanding imaging limitations is key to avoiding diagnostic delays in complex vascular cases.
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