Received 30 November 2009; accepted 1 January 2010. published online 11 January 2010.
Abstract
An 83-year-old woman with a history of peripheral vascular disease presented for evaluation of lower left extremity discomfort. A peripheral multidetector CT angiography showed a dilated inferior mesenteric artery acting as an important source of retrograde collateral perfusion secondary to a celiac axis stenosis.