The Bicuspid Aortic Stenosis Following Transcatheter Aortic Valve Replacement Registry

Inclusion Criteria: * Patients with bicuspid aortic valve stenosis who are not candidates for surgical aortic valve replacement because of coexisting illnesses. * The patient or guardian agrees to the study protocol and the schedule of clinical follow-up, and provides informed, written consent, as approved by the appropriate Institutional Review Board/Ethics Committee of the respective clinical site.