A Study of Chinese Congenital Bicuspid Aortic Valve

Inclusion Criteria: * The patients were aged 14-60 years; * Definitive diagnosis of BAV by imaging (echocardiography, aortic CTA, cardiac magnetic resonance, etc.) * Patients were informed about the nature of the study and agreed to participate in all the terms of the study and signed an informed consent form approved by the ethics committee. Exclusion Criteria: * Poor patient compliance and inability to complete follow-up visits as required; * Rheumatic heart valve disease, other organic valve disease. * Hyperthyroidism, severe anemia, and other factors that significantly affect hemodynamics. * Other circumstances that the researcher believes should be excluded.