Transcatheter valve-in-valve implantation for failed mitral prosthesis: the first experience in Japan
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An 82-year-old woman had a history of mitral valve replacement with a 25-mm MOSAIC (Medtronic, USA) for severe mitral regurgitation (MR) 8 years previously. Recently, she developed heart failure due to MR secondary to prosthetic valve failure. She underwent tr... ...
