Abstract:Twenty-one patients without demonstrable coronary artery disease have been studied in the first 48 hours after aortic or mitral valve replacement to determine the possible contribution of abnormalities of left ventricular myocardial blood flow and oxygen consumption to the impaired cardiac performance which is sometimes evident in such patients. In the 14 patients making an uneventful recovery (group A), the mean value for left ventricular coronary blood flow (Kety-Schmidt method) in each study period was betw… Show more
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