This is a prospective study designed to evaluate the structural and functional integrity of transcatheter or surgical bioprosthetic valves with multimodality imaging. The study further aims to confirm resolution of the early bioprosthetic valve thrombotic changes with anticoagulation.
Presence of transcatheter or surgical bioprosthetic aortic valve implanted at least 48 hours prior to enrollment
Age 18 years or older
Ability to provide informed consent and follow-up with protocol procedures.
Renal insufficiency (creatinine > 1.5 mg/dL)
Known allergy to iodinated contrast agents