Background: Recent case series have shown reversal of left ventricular (LV) dysfunction
after catheter ablation of frequent premature ventricular complexes (PVCs) originating from …

Idiopathic ventricular tachycardia (VT) originating from the right ventricular outflow tract
(RVOT‐VT) and idiopathic RVOT‐extrasystoles are generally considered benign …

Congenital long QT syndrome (LQTS) is one of the heritable channelopathies, characterized
by prolongation of QT interval in the standard 12-lead electrocardiogram (ECG) and a …

Since the early description of its phenotypes, 1–3 congenital long QT syndrome (LQTS) has
been recognized as a disease entity showing prolonged QT intervals on electrocardiogram …

Successful Treatment of a Newborn With Genetically Confirmed Long QT Syndrome 3 and
Repetitive Torsades De Pointes Tachycardia Page 1 IMAGES IN PEDIATRIC CARDIOLOGY …

Abstract Aims Long QT syndrome (LQTS) carries a risk of life-threatening polymorphic
ventricular tachycardia (Torsades de Pointes, TdP) and is a major cause of premature …

Background Gain-of-function variants in the SCN5A-encoded Na v 1.5 sodium channel
cause type 3 long QT syndrome (LQT3) and multifocal ectopic Purkinje-related premature …

The patient underwent a comprehensive electrophysiologic study under conscious sedation
with and without isoproterenol administration. Bipolar intracardiac electrograms were …

Objectives: We attempted to determine the correlation between the presence of
postextrasystolic changes in the STU segment and a history of sustained ventricular …

Background: Catecholaminergic polymorphic ventricular tachycardia (CPVT) has been often
misdiagnosed as long QT syndrome (LQTS) type 1 (LQT1), which phenotypically mimics …