Ebstein’s Anomaly of the Tricuspid Valve

Ebstein’s anomaly of the tricuspid valve is a relatively rare form of congenital heart disease that has long been a challenge to electrophysiologists and cardiac surgeons. In addition to the hemodynamic burden of the actual valve defect, Ebstein’s patients must also contend with an extraordinarily high incidence of tachyarrhythmias, most of which can be attributed to accessory atrioventricular pathways (APs) located along the posterior and...