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Medical Definition of Retrograde aortography
1. Aortography by the injection of contrast medium into the aorta through one of its branches, e.g., the brachial artery, in a direction against normal arterial blood flow. (05 Mar 2000)
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1. Aortography by the injection of contrast medium into the aorta through one of its branches, e.g., the brachial artery, in a direction against normal arterial blood flow. (05 Mar 2000)