Clinical trials: Inherited Cardiac Conduction Disorder
Brugada Syndrome
Brugada Syndrome Substrate Characterization and Ablation
Independent, single center, prospective study, to evaluate the efficacy, in consecutive BrS patients undergoing catheter ablation, at medium-long term follow-up after epicardial substrate homogenization.
- Trial name
- UNCOVERBrS (NCT05643209)
- Testing
- ablation
- Where
- Italy
- Volunteers
- 20 people
- Sponsor
- Maria Cecilia Hospital
Breath-holding Spell
Breath-holding Spells and Its Management Study
The goal of this prospective population-based study is to evaluate the new disease description and management guidelines for breath-holding spells in children (Hellström Schmidt et al, Acta Paediatrica 2024) below the age of 5…
- Trial name
- BAM (NCT06628271)
- Testing
- Guidelines
- Where
- 12 sites in Sweden
- Volunteers
- 120 people
- Sponsor
- Region Skane
Cardiomyopathy, Hypertrophic, Cardiomyopathy, Dilated
National Network for Cardiovascular Genomics: Advancing Cardiovascular Healthcare for Hereditary Diseases in Brazil's Unified Health System Through a Multicenter Registry
The goal of this observational study is to develop a registry of Brazilian patients with hereditary cardiovascular diseases, combining clinical and genomic data.
- Conditions
- Cardiomyopathy, Hypertrophic, Cardiomyopathy, Dilated, Cardiomyopathy Restrictive, Arrhythmogenic Right Ventricular Dysplasia
- Trial name
- RENOMICA-Hcor (NCT06546137)
- Testing
- whole genome sequencing
- Where
- 27 sites in Brazil
- Volunteers
- 1,211 people
- Sponsor
- Hospital do Coracao
Supraventricular Tachycardia (SVT), Congenital Heart Disease (CHD)
MAGiC - Congenital Heart DIsease
The goal of this observational study is to collect real world performance and to confirm the effectiveness and safety of the MAGiC Ablation Catheter for the treatment of supraventricular tachycardia in adult patients with…
- Trial name
- MAGiC-CHD (NCT07812818)
- Testing
- Cardiac ablation using the MAGiC Ablation Catheter
- Volunteers
- 40 people
- Sponsor
- Stereotaxis
Long QT Syndrome
Study of the Effect of GS-6615 in Subjects With LQT-3
This mechanism of action study is to evaluate the effect of oral GS-6615 on the QTc interval in participants with Long QT-3 syndrome.
- Trial name
- NCT01849003
- Testing
- GS-6615
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- Gilead Sciences
Brugada Syndrome, Channelopathies
Defining the Electrocardiographic Effect of Propofol on the Ajmaline Provocation Drug Challenge: A Prospective Trial
Background: Brugada Syndrome is an inherited channelopathy associated with risk of ventricular fibrillation and sudden cardiac death in a structurally normal heart.
- Conditions
- Brugada Syndrome, Channelopathies, Ventricular Fibrillation, Cardiac Death
- Trial name
- NCT04580992
- Testing
- Ajmaline
- Where
- Belgium
- Volunteers
- 25 people
- Sponsor
- Universitair Ziekenhuis Brussel
Wolff-Parkinson-White Syndrome
Accessory Pathway Antegrade Effective Refractory Period Among WPW Patients: the Risk in Relation to the Location
To correlate the antegrade effective refractory period of the accessory pathway with its anatomical location in the heart. To investigate whether the accessory pathway location can predict the high risk nature of the accessory…
- Trial name
- NCT04106622
- Testing
- electrophysiological study
- Volunteers
- 35 people
- Sponsor
- Assiut University
Wolff-Parkinson-White Syndrome, Sudden Cardiac Death
Stress ECG Test for the Evaluation of the Risk of Sudden Cardiac Death in a Paediatric Cohort With WPW Pattern
Patients with preexcitation are at risk for sudden cardiac death. The pathogenesis is a rapid antegrade conduction of atrial fibrillation over the accessory pathway to the ventricle resulting in ventricular fibrillation.
- Conditions
- Wolff-Parkinson-White Syndrome, Sudden Cardiac Death, Risk Stratification
- Trial name
- NCT03207373
- Testing
- Stress test (ECG)
- Where
- Switzerland
- Volunteers
- 3 people
- Sponsor
- Christian Balmer
Cardiomyopathy, Dilated, Tachycardia, Ventricular
The Leiden Nonischemic Cardiomyopathy Study
Rationale: Sudden cardiac death, mainly caused by ventricular arrhythmias (VA), is a major cause of morbidity and mortality in non-ischemic cardiomyopathy (NICM). Therapies that effectively prevent VA are lacking.
- Conditions
- Cardiomyopathy, Dilated, Tachycardia, Ventricular, Ventricular Fibrillation
- Trial name
- NCT01940081
- Testing
- Transthoracic echocardiography, Exercise test, 24-hour Holter electrocardiogram
- Where
- Netherlands
- Volunteers
- 148 people
- Sponsor
- Leiden University Medical Center
Healthy Volunteers
Genetic Sources of Variability of the Adaptation of the Ventricular Repolarisation
The main objective is to research for genetic factors involved in the extreme modifications of the QT interval of the electrocardiogram in answer to a pharmacological stimulation (sotalol) and physiological stimulation in the…
- Trial name
- Generepol (NCT00773201)
- Testing
- Sotalol 80 mg
- Where
- France
- Volunteers
- 997 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Channelopathies, Brugada Syndrome
Safety of Local Dental Anesthesia in Patients With Cardiac Channelopathies
Patients with cardiac channelopathies needing restorative dental treatment will be included in two sessions of the study, using local dental anesthetic: lidocaine 2% with epinephrine and lidocaine 2% without vasoconstrictor.
- Conditions
- Channelopathies, Brugada Syndrome, Long QT Syndrome, Ventricular, Tachycardia
- Trial name
- SLDAPCC (NCT03182777)
- Testing
- Dental restorative procedure
- Where
- Brazil
- Volunteers
- 31 people
- Sponsor
- University of Sao Paulo General Hospital
Brugada Syndrome Type 1
Rhythmic Risk of Type 1 Brugada Syndrome and Pulmonary Infundibulum Mapping
Brugada syndrome has been described as the association of a right bundle block with ST segment elevation on the V1 to V3 electrocardiogram in patients with a structurally normal heart.
- Trial name
- SB-CARTO (NCT03572881)
- Testing
- Endocardial mapping
- Where
- France
- Volunteers
- 10 people
- Sponsor
- Hospices Civils de Lyon
Heart Disease Structural Disorder, Ventricular Tachycardia
Catheter Ablation Versus Anti-arrhythmic Drugs for Ventricular Tachycardia
Sudden cardiac death (SCD) due to recurrent ventricular tachycardia (VT) is an important clinical sequela in patients with structural heart disease.
- Conditions
- Heart Disease Structural Disorder, Ventricular Tachycardia, Cardiomyopathy, Dilated, Sarcoidosis
- Trial name
- CAAD-VT (NCT05524077)
- Testing
- Ablation, Anti-arrhythmic Drugs (AADs)
- Where
- 9 sites in Australia
- Volunteers
- 162 people
- Sponsor
- Western Sydney Local Health District
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
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
Long QT Syndrome, Brugada Syndrome
Healthy-related Quality of Life and Physical Activity of Children With Cardiac Malformations
The QUALIMYORYTHM trial is a multicentre controlled study, aiming to assess health-related quality of life (HRQoL) of 107 children aged 6 to 18 years old with inherited cardiac arrhythmia (long QT syndrome, Brugada syndrome…
- Conditions
- Long QT Syndrome, Brugada Syndrome, Catecholaminergic Polymorphic Ventricular Tachycardia, Arrhythmogenic Right Ventricular Dysplasia
- Trial name
- QUALIMYORYTHM (NCT04712136)
- Testing
- MRI
- Where
- France
- Volunteers
- 214 people, healthy volunteers welcome
- Sponsor
- University Hospital, Montpellier
Atrioventricular Block, Progressive Cardiac Conduction Defect
Cohort Description of Younger With AV-block
Background: Disturbances of the heart's atrioventricular conduction - AV-block - may show by shortness of breath, fainting or sudden death. If AV-block is diagnosed in time pacemaker therapy may be lifesaving.
- Conditions
- Atrioventricular Block, Progressive Cardiac Conduction Defect, Genetic Disease
- Trial name
- NCT03024047
- Testing
- Pacemaker
- Where
- Denmark
- Volunteers
- 1,255 people
- Sponsor
- University of Aarhus
Brugada Syndrome
High Density Mapping in Brugada Syndrome
The current study has the following objectives: 1. To characterize the changes in amplitude and duration of epicardial right ventricular outflow tract electrograms captured through a multipolar mapping catheter in patients with…
- Trial name
- NCT06567639
- Testing
- Catheter ablation
- Where
- Belgium
- Volunteers
- 15 people
- Sponsor
- Universitair Ziekenhuis Brussel
Cardiac Toxicity
Race Difference Moxifloxacin-induced QT Prolongation Between Healthy Chinese and Caucasian Volunteers
A double-center, randomized, double-blinded, 2-way crossover, placebo-controlled Study: Comparison of single oral dose 400mg Moxifloxacin-induced QT prolongation between healthy Chinese volunteers and Caucasian Volunteers Study…
- Trial name
- NCT02119091
- Testing
- Moxifloxacin
- Where
- 2 sites in United States, China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Haiyan Li
Arrhythmia
Empiric Quinidine for Asymptomatic Brugada Syndrome
The purpose of this study is to determine if quinidine therapy (not guided by the results of electrophysiologic studies) will reduce the long-term risk of arrhythmic events in asymptomatic Brugada Syndrome.
- Trial name
- NCT00789165
- Testing
- quinidine, no therapy
- Where
- 6 sites in United States, Germany and 4 more
- Sponsor
- International Registry of Asymptomatic Brugada Syndrome