Crural compression on an extrapolar renal artery: An important imaging finding

Abstract

Stenosis of single renal artery due to compression by median arcuate ligament of diaphragm as a cause for hypertension is a rare entity. We report a case of a young hypertensive male with stenosis of an accessory renal artery by diaphragmatic crura in CT angiography with normal renal vein rennin level.

Key words: renal artery stenosis, diaphragmatic crural compression, hypertension