Adam B Greenbaum, Hiroki A Ueyama, Patrick T Gleason, Jaffar M Khan, Christopher G Bruce, Rim N Halaby, Toby Rogers, George S Hanzel, Joe X Xie, Isida Byku, Robert A Guyton, Kendra J Grubb, John C Lisko, Nikoloz Shekiladze, Errol K Inci, Elizabeth A Grier, Gaetano Paone, James M McCabe, Robert J Lederman, Vasilis C Babaliaros
BACKGROUND: Left ventricular outflow tract (LVOT) obstruction is a source of morbidity in hypertrophic cardiomyopathy (HCM) and a life-threatening complication of transcatheter mitral (TMVR) and aortic valve replacement (TAVR). Available surgical and transcatheter approaches are limited by high surgical risk, unsuitable septal perforators, and heart block requiring permanent pacemakers. OBJECTIVES: We report the initial experience of a novel transcatheter electrosurgical procedure developed to mimic surgical myotomy...
February 16, 2024: Journal of the American College of Cardiology