Definition of Aortic regurgitation
Aortic regurgitation: The return of blood from the aorta into the left ventricle of the heart due to aortic insufficiency, incomplete closure of the aortic valve.
Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=31850
Last Editorial Review: 4/4/2004
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