Preemptive Septal Radiofrequency Ablation to Prevent Left Ventricular Outflow Tract Obstruction With Transcatheter Mitral Valve Replacement: A Case Series

Samuel J. Asirvatham

Division of Heart Rhythm Services, Department of Cardiovascular Medicine (A.M.K., S.J.A.), Mayo Clinic Hospital, Rochester, MN.

Pediatric and Adolescent Medicine and Department of Biomedical Engineering (S.J.A.), Mayo Clinic Hospital, Rochester, MN.