Abstract Background: Long QT syndrome (LQTS) is a potentially lethal cardiac
channelopathy with a 1% to 5% annual risk of LQTS-triggered syncope, aborted cardiac …

BACKGROUND: Patients with long QT syndrome (LQTS) who harbor multiple mutations
(ie≥ 2 mutations in≥ 1 LQTS-susceptibility gene) may experience increased risk for life …

The hereditary Long QT syndrome (LQTS) is a genetic channelopathy with variable
penetrance that is associated with increased propensity for polymorphic ventricular …

BACKGROUND: Long QT syndrome's (LQTS) marked heterogeneity necessitates both
evidence-based and individualized therapeutic approaches. OBJECTIVE: This study sought …

The long QT syndrome (LQTS) is a genetically transmitted cardiac arrhythmia due to ion
channel protein abnormalities, which affects the transport of potassium and sodium ions …

Background: Risk stratification in patients with type 3 long-QT syndrome (LQT3) by clinical
and genetic characteristics and effectiveness of β-blocker therapy has not been studied …

Background—Long-QT syndrome (LQTS) is a potentially lethal cardiac channelopathy that
can be mistaken for palpitations, neurocardiogenic syncope, and epilepsy. Because of …

Objectives: The aims of this study were: 1) to evaluate risk factors influencing the clinical
course of mutation-confirmed adult patients with long QT syndrome (LQTS), 2) to study life …

Background A comprehensive report on the clinical course of the three major genotypes of
the long QT syndrome (LQTS) in a large US patient cohort is lacking. Methods Our study …

BACKGROUND: Men and women with type 2 long QT syndrome (LQT2) exhibit time-
dependent differences in the risk for cardiac events. We hypothesized that data regarding …