Dr. Patrizio Mazzone is the Head of Cardiology 3 Electrophysiology at ASST Grande Ospedale Metropolitano Niguarda. His fields of expertise include electrophysiology, catheter ablation of cardiac arrhythmias, ablation of atrial fibrillation, epicardial management of ventricular tachycardia, cryoablation of atrial fibrillation, nonfluoroscopic mapping, cardiac pacing, biventricular pacing, leads extraction of PM-ICD, nonexcitatory cardiac contractility modulation, percutaneous appendage closure, subcutaneous ICD, and leadless intracardiac transcatheter pacing.