Global and Regional Myocardial Innervation Before and After Ablation of Drug-Refractory Ventricular Tachycardia Assessed with 123I-MIBG

1Maryland Arrhythmia and Cardiology Imaging Group, Division of Cardiology, University of Maryland School of Medicine, Baltimore, Maryland; 2Department of Medicine, University of Maryland School of Medicine, Baltimore, Maryland; 3Department of Diagnostic Radiology and Nuclear Medicine, University of Maryland School of Medicine, Baltimore, Maryland; and 4Department of Epidemiology and Public Health, University of Maryland School of Medicine, Baltimore, Maryland