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Paravalvular Leakages after Surgical Aortic-Valve Replacement and after Transcatheter Aortic-Valve Implantation: Strategies to Increase the Success Rate of Percutaneous Closure.

Xavier FreixaRami GabaniPedro Luis Cepas-GuillenEduardo Flores-UmanzorRodrigo Estévez-LoureiroEustaquio Maria Onorato
Published in: Journal of clinical medicine (2022)
Moderate to severe paravalvular-leak (PVL) regurgitation after surgical aortic-valve replacement or after transcatheter valve implantation represents a well-known complication associated with symptoms related to heart failure, hemolysis, or both in patients with multiple comorbidities and with poor prognostic outcomes. The transcatheter closure of aortic paravalvular leaks (APVLs) is currently considered a valid alternative to cardiac surgery. Nevertheless, careful patient selection, optimal cardiac imaging for intraprocedural guidance, and expert operators are key for success. Although technically demanding, particularly in APVLs after transcatheter valve implantation, catheter-based closure is an effective, less invasive, and often the only option for high-risk patients with symptomatic PVL regurgitation.
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