Subaortic membrane (SM) is a relatively rare congenital heart disease in adulthood mostly detected in pediatric patients.1 In this study, we report a case who underwent redo surgery due to… Click to show full abstract
Subaortic membrane (SM) is a relatively rare congenital heart disease in adulthood mostly detected in pediatric patients.1 In this study, we report a case who underwent redo surgery due to a high-gradient prosthetic aortic valve but the cause was actually SM. The case we present emphasizes the vital importance of left ventricular outflow tract (LVOT) evaluation before redo aortic surgery and how complex the evaluation of a high-gradient aortic prosthetic valve is.
               
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