Long QT Syndrome

Comparing Direct vs Indirect Methods for Cascade Screening

Pediatric Lead Extractability and Survival Evaluation (PLEASE)

Novel Approaches for Minimizing Drug-Induced QT Interval Lengthening

Fetal Electrophysiologic Abnormalities in High-Risk Pregnancies Associated With Fetal Demise

National Network for Cardiovascular Genomics: Advancing Cardiovascular Healthcare for Hereditary Diseases in Brazil's Unified Health System Through a Multicenter Registry

Continuous Versus Intermittent cARdiac Electrical moNitorinG

Frequency of Hypoglycemia in Children With Beta-blocker Treated Long QT-syndrome

Impact on Risk Stratification of Overlap Syndrome Phenotype in Patients With E1784K Mutation in SCN5A

Cardiac Rehabilitation of Children and Adolescent With Long QT Syndrome

Study of LQT-1213 on QTc-induced Prolongation in Healthy Adult Subjects (Part1) and on Congenital Long QT in Patients Diagnosed With Type 2 or 3 Long QT Syndrome (Part 2).

Reducing the Risk of Drug-Induced QT Interval Lengthening in Women

Measurement of the Electromechanical Window to Improve the Diagnosis of Congenital Long QT Syndrome

Evaluation of Exercise Testing and Physical Activity in Children and Adolescents Living With Inherited Arrhythmias

Building of a Diagnostic/Prognostic Database for Human ERG Variant Effects

Wearable Devices for Patient Monitoring in Long QT Syndrome

Mutation-specific Therapy for the Long QT Syndrome

Healthy-related Quality of Life and Physical Activity of Children With Cardiac Malformations

Clinical Cohort Study - TRUST

QT Changes in Geriatric Patients: a Comparison of Spinal and General Anesthesia

Safety of Local Dental Anesthesia in Patients With Cardiac Channelopathies