Thoracic Key

9 Right-Sided Accessory Pathways Anne M. Dubin, MD Introduction Right-sided accessory pathways (APs) account for a minority of accessory connections but can be some of the most difficult pathways to…

1 How to Rapidly Diagnose Supraventricular Tachycardia in the Electrophysiology Lab Nishant Verma, MD, MPH; Luis F. Couchonnal, MD; Bradley P. Knight, MD Introduction The differential diagnosis of supraventricular tachycardia…

23 How to Perform 3-Dimensional Entrainment Mapping to Treat Post–AF Ablation Atrial Tachycardia/AFL Philipp Sommer, MD; Christopher Piorkowski, MD; Gerhard Hindricks, MD Introduction In the past decade, ablation of AF…

40 How to Map and Ablate Unstable Ventricular Tachycardia: The University of Colorado and University of Pennsylvania Approach Wendy S. Tzou, MD; Francis E. Marchlinski, MD Introduction Ventricular tachycardia most…

25 How to Perform Rotor Mapping for Atrial Fibrillation Ablation Sanjiv M. Narayan, MD,1 PhD; Mohan Vishwanathan, MD; Christopher A. B. Kowalewski; Tina Baykaner, MD; David E. Krummen, MD; Paul…

51 Mapping and Catheter Ablation for Ventricular Tachycardia Associated with Hypertrophic Cardiomyopathy Kyoko Soejima, MD; Akiko Ueda, MD; Masaomi Chinushi, MD, PhD Introduction Hypertrophic cardiomyopathy (HCM) is an autosomal-dominant genetic…

21 How to Ablate the Vein of Marshall Seongwook Han, MD, PhD; Peng-Sheng Chen, MD; Chun Hwang, MD Introduction The ligament of Marshall (LOM) is an epicardial vestigial fold that…

56 How to Ablate Scar-Related Ventricular Tachycardia Using Isochronal Late Activation Mapping Zaid Aziz, MD; Roderick Tung, MD Introduction For patients with scar-related ventricular tachycardia (VT), the identification of a…

36 How to Map and Ablate Parahisian Ventricular Arrhythmias Andres Enriquez, MD; Fermin C. Garcia, MD Introduction Idiopathic ventricular arrhythmias (VAs), including ventricular tachycardia (VT) and premature ventricular contractions (PVCs),…

32 How to Localize Ventricular Tachycardia Using a 12-Lead ECG Hicham El Masry, MD; John M. Miller, MD Introduction Over the past decade, the use of catheter procedures to identify…