CONCURRENT DOUBLE VALVE-IN-VALVE TRANSCATHETER HEART VALVE REPLACEMENT FOR FAILED MITRAL AND AORTIC BIOPROSTHESES

JOURNAL OF THE AMERICAN COLLEGE OF CARDIOLOGY(2018)

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摘要
Surgical bioprosthetic valves on average begin to fail at about 9 years. Elderly patients with failing heart valves are often at high risk for re-operation which can preclude them from open heart surgery. Registries of valve-in-valve (ViV) transcatheter heart valve (THV) replacement for either
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