Clinical trials: Inherited Cardiac Conduction Disorder
Wolf Parkinson White Syndrome, Arrythmias
Wolf-Parkinson-White Syndrome and Asymptomatic Pre-excitation in Africa (a Multicenter WPW African Registry)
The purpose of this prospective observational study is to characterize the clinical profile of patients with WPW syndrome and patients with asymptomatic WPW pattern on ECG in different African countries and how these patients are…
- Trial name
- NCT06260384
- Testing
- electrocardiogram
- Where
- Egypt
- Volunteers
- 500 people
- Sponsor
- Ain Shams University
Congenital Adrenal Hyperplasia, Familial Hyperinsulinemic Hypoglycemia 1
Baby Detect : Genomic Newborn Screening
Newborn screening (NBS) is a global initiative of systematic testing at birth to identify babies with pre-defined severe but treatable conditions.
- Conditions
- Congenital Adrenal Hyperplasia, Familial Hyperinsulinemic Hypoglycemia 1, Phosphoglucomutase 1 Deficiency, Maturity Onset Diabetes of the Young
- Trial name
- BabyDetect (NCT05687474)
- Where
- Belgium
- Volunteers
- 6,824 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Liege
Long QT Syndrome
Multicenter Evaluation of Children and Young Adults With Genotype Positive Long QT Syndrome
The purpose of the study is to provide comprehensive follow-up in patients with Long QT Syndrome (LQTS) and gain additional information regarding genotype-phenotype correlation and effective management and treatment options.
- Trial name
- NCT01705925
- Where
- United States
- Volunteers
- 92 people
- Sponsor
- Pediatrix
Wolff-Parkinson-White Syndrome
Risk Assessment in Patients With Symptomatic- and Asymptomatic Preexcitation
Prospective cohort study including 150 patients with pre-excitation on ECG referred to our clinic for risk assessment. There will be equal numbers of symptomatic and asymptomatic patients included in the study.
- Trial name
- RASAP (NCT03301935)
- Testing
- Electrophysiology testing and exercise stress testing
- Where
- Sweden
- Volunteers
- 168 people
- Sponsor
- Karolinska University Hospital
Pain
Methadone Pharmacokinetics and Cardiac Effects in Newborns
The Primary objectives of this proposal are to determine the population kinetics for methadone and its enantiomers in preterm newborns and infants at 29 weeks to 48 weeks post menstrual age (PMA) who are 1 week old and older and…
- Trial name
- NCT00715988
- Testing
- Methadone HCl Inject 10 mg/ml (will require dilution), Methadone
- Where
- 2 sites in United States
- Volunteers
- 7 people
- Sponsor
- University of Utah
Ventricular Arrythmia
China Inherited Ventricular Arrhythmias Registry
This is an observational, prospective, multi-center registry, aiming at building a risk stratification for malignant inherited ventricular arrhythmias, including Brugada syndrome(Brs)、Long QT syndrome(LQTS)、Short QT…
- Trial name
- NCT03880708
- Where
- China
- Volunteers
- 500 people
- Sponsor
- China National Center for Cardiovascular Diseases
Congenital Heart Disease, Arrhythmia
Outcome of Ablation of Tachyarrhythmias in Patients With Congenital Heart Diseases
Our observational study aim to to evaluate the incidence of Tachyarrhythmia in patients with congenital heart diseases (corrected/non corrected) and the effectiveness of catheter ablation.RF catheter ablation was performed to all…
- Conditions
- Congenital Heart Disease, Arrhythmia, Ablation of Arrhythmias
- Trial name
- NCT07574931
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Fayoum University
Andersen-Tawil Syndrome
Effect of Potassium and Acetazolamide on People With Andersen-Tawil Syndrome
Andersen-Tawil Syndrome (ATS) is a rare genetic disorder that causes episodes of muscle weakness, potentially life-threatening changes in heart rhythm, and skeletal developmental abnormalities.
- Trial name
- NCT00839501
- Testing
- Potassium, Acetazolamide
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- University of Rochester
Ventricular Tachycardia, Ventricular Fibrillation
Pediatric Lead Extractability and Survival Evaluation (PLEASE)
This is a randomized, prospective clinical trial comparing 2 different types of implantable cardioverter defibrillator (ICD) leads in children and patients with congenital heart disease.
- Conditions
- Ventricular Tachycardia, Ventricular Fibrillation, Cardiomyopathy, Long QT Syndrome
- Trial name
- NCT00335036
- Testing
- ICD lead implant, Thin leads
- Where
- United States
- Volunteers
- 748 people
- Sponsor
- Charles Berul
QT Prolongation
QT Interval in Athletes
QT interval prolongation occurs in athletes and causes concerns, as it may indicate the life-threatening long QT syndrome (LQTS).
- Trial name
- ERAS (NCT05759260)
- Testing
- Observation
- Where
- Italy
- Volunteers
- 869 people
- Sponsor
- Istituto Auxologico Italiano
Tetralogy of Fallot, Ventricular Tachycardia
Electroanatomic Interactions Between Transcatheter Pulmonary Valve Prostheses and Anatomic Isthmuses in Repaired Tetralogy of Fallot
Individuals with repaired Tetralogy of Fallot (rTOF) remain at risk for sudden cardiac death from ventricular tachycardia (VT). Transcatheter pulmonary valve replacement (TPVR) indications continue to broaden, yet its capability…
- Conditions
- Tetralogy of Fallot, Ventricular Tachycardia, Sudden Cardiac Death
- Trial name
- NCT05236153
- Testing
- Electroanatomic substrate mapping
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Boston Children's Hospital
Heart Diseases, Cardiovascular Diseases
Linkage Study of Long QT Syndrome In An Amish Kindred
To screen by electrocardiography the entire population of 1,400 individuals in seven Amish Mennonite communities in order to perform genetic linkage studies of long QT syndrome (LQTS).
- Conditions
- Heart Diseases, Cardiovascular Diseases, Tachycardia, Ventricular, Ventricular Fibrillation
- Trial name
- NCT00005250
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Atrioventricular Reentrant Tachycardias, Wolff-Parkinson-White (WPW) Syndrome
Comparative Outcomes of Radiofrequency Ablation of Concealed and Manifest Accessory Pathways: a Single Center, Retrospective Observational Study
The aim of this observational, retrospective study is to evaluate, comparatively, procedural outcomes of APs (Accessory pathway) ablation according to the conduction properties (i.e., manifest vs.
- Trial name
- NCT07435181
- Volunteers
- 220 people
- Sponsor
- IRCCS Ospedale San Raffaele
Arrhythmogenic Right Ventricular Cardiomyopathy, Arrhythmogenic Right Ventricular Dysplasia
South Asian Arrhythmogenic Cardiomyopathy Registry
Arrhythmogenic Cardiomyopathy (ACM) is increasingly identified as an important cause of cardiac morbidity and mortality, especially of SCD, in a younger population.
- Conditions
- Arrhythmogenic Right Ventricular Cardiomyopathy, Arrhythmogenic Right Ventricular Dysplasia, Arrhythmogenic Ventricular Cardiomyopathy, Arrhythmogenic Cardiomyopathy
- Trial name
- NCT04895540
- Testing
- ECG, Echocardiography, Cardiac MRI
- Where
- 3 sites in United States, India
- Volunteers
- 100 people
- Sponsor
- Sheri Kashmir Institute of Medical Sciences
WPW Syndrome, Accessory Pathway
Discrimination of Right Versus Left Septal Accessory Pathway Before and During the Electrophysiological Study
Study of ECG and electrophysiological criteria which discriminate right versus left septal AP (both posteroseptal and anteroseptal AP). Both manifest and concealed APs will be considered .
- Trial name
- NCT06719830
- Testing
- Radiofrequency ablation
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- Assiut University
Long QT Syndrome
Building of a Diagnostic/Prognostic Database for Human ERG Variant Effects
Cardiac channelopathies induce severe heart rhythm or conduction disorders. Mutations of the KCNH2 gene, that encodes the human (h) ERG channel, is responsible for 30-40% of all cases of long QT syndrome (inherited LQT2).
- Trial name
- CarDiag (NCT06087367)
- Where
- 2 sites in France
- Volunteers
- 600 people
- Sponsor
- Nantes University Hospital
Long QT Syndrome
Prevalence of Congenital Long QT Syndrome and Acquired QT Prolongation in a Hospital Cohort
The Long QT syndrome is associated with potentially life-threatening cardiac arrhythmias as ventricular tachycardia (Torsade de pointes) as well as ventricular fibrillation, and might lead to syncope as well as sudden cardiac…
- Trial name
- NCT03544918
- Where
- Norway
- Volunteers
- 1,536 people
- Sponsor
- Sykehuset Telemark
Long QT Syndrome, Congenital Long Qt Syndrome
Cardiac Rehabilitation of Children and Adolescent With Long QT Syndrome
Children and adolescents with inherited cardiac arrhythmia su ch Long QT Syndrome (LQTS) have lower physical and quality of life than their healthy peers.
- Conditions
- Long QT Syndrome, Congenital Long Qt Syndrome, Inherited Cardiac Conduction Disorder, Pediatric ALL
- Trial name
- RYTHMO'FIT (NCT05964322)
- Where
- 2 sites in France
- Volunteers
- 8 people
- Sponsor
- University Hospital, Montpellier
Long QT Syndrome
KCNQ1 Cascade Screening
The objectives of the protocol are to: (1) evaluate the uptake of cascade screening and preventative therapies after the implementation of a simplified screening process and (2) assess proband and family member perspectives about…
- Trial name
- NCT03783975
- Testing
- Simplified Cascade Screening
- Where
- United States
- Volunteers
- 131 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Congenital Disorders
Low-dose Epinephrine Infusion Tests in Adolescent and Pediatric Patients
Long QT syndrome (LQTS)is a cardiac disorder that may lead to ventricular arrythmias and culminate in syncope and/or possible death.
- Trial name
- LEAP (NCT00548886)
- Testing
- Epinephrine
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- Emory University