Erica Zado is a physician assistant with over 30 years experience in electrophysiology, taking care of patients in inpatient and outpatient settings. The Hospital of the University is a high volume center and patients with all types of arrhythmia problems come from around the world for their care. She has a special interest and expertise in taking care of patients with atrial fibrillation, and is in charge of overseeing the maintainence of the University of Pennsylvania's AF ablation registry.