A new multicenter study published in The Annals of Thoracic Surgery finds that reoperative surgical mitral valve replacement (rSMVR) is associated with significantly better long-term survival compared to transcatheter mitral valve-in-valve (mViV) procedures in patients with failing bioprosthetic mitral valves. While both approaches demonstrated similar safety and procedural success at 30 days, key differences emerged over time, particularly beyond the first year.
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