Percutaneous closure of a paravalvular leak is a challenging procedure that often presents with multiple simultaneous hurdles. We report a case of percutaneous retrograde paravalvular leak closure in a patient with a coexistent monoleaflet mechanical aortic valve. The leak was crossed and occluded using a combination of techniques deriving from the coronary and peripheral angioplasty fields.
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http://dx.doi.org/10.1016/j.cjca.2014.01.016 | DOI Listing |
J Clin Med
January 2025
National Center for Global Health, Istituto Superiore di Sanitá, 00161 Rome, Italy.
Paravalvular leak (PVL) was initially recognized as one of the most common complications after transcatheter aortic valve implantation (TAVI) and has been linked to adverse clinical outcomes, including mortality. This study aims to assess the long-term clinical effects of PVL in patients undergoing TAVI with the latest generation of transcatheter aortic valves, as part of the national observational prospective multicenter study OBSERVANT II. OBSERVANT II included all consecutive patients with severe aortic stenosis who underwent TAVI across 28 Italian centers from December 2016 to September 2018.
View Article and Find Full Text PDFCardiovasc Revasc Med
January 2025
Mount Sinai Fuster Heart Hospital, Icahn School of Medicine at Mount Sinai, New York, NY, USA. Electronic address:
Background: Patients with low-flow, low-gradient (LFLG) aortic stenosis (AS) have precarious hemodynamics and are a fragile population for intervention. Quantification of aortic valve calcification (AVC) severity is a critical component of the evaluation for transcatheter aortic valve replacement (TAVR); this study aims to further clarify its utility for risk stratification in LFLG AS.
Methods: This retrospective study evaluated 467 patients with LFLG AS undergoing TAVR at a large quaternary-care hospital from January 2019 to December 2021.
JACC Cardiovasc Interv
December 2024
William Beaumont University Hospital, Corewell Health East, Royal Oak, Michigan, USA. Electronic address:
JACC Cardiovasc Interv
January 2025
Structural Heart Program, St. Michael's Hospital, University of Toronto, Toronto, Ontario, Canada. Electronic address:
Int J Cardiol Heart Vasc
February 2025
Faculty of Medicine, Tanta University, Tanta, Egypt.
Background: Aortic stenosis (AS) remains a prevalent and serious global health concern, exacerbated by an aging population worldwide. This valvular disease, when symptomatic and without appropriate intervention, severe AS can drastically reduce life expectancy. In our systematic review and -analysis, we aim to synthesize available evidence to guide clinical decision-making by comparing the performance of TAVR and SAVR, specifically in patients with severe AS and a small aortic annulus.
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