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TrialConditionsStatusPhaseUpdatedMore infoNCT ID
Hypertrophic Cardiomyopathy Registry, Biobank and Imaging Data RepositoryCardiomyopathy, Hypertrophic Obstructive, Congenital, Hereditary, and Neonatal Diseases and Abnormalities, Death, Death, Sudden, Death, Sudden, Cardiac, Pathologic Processes, Pathological Conditions, Signs and Symptoms, aortic valve disorder, aortic valve stenosis, cardiac arrest, cardiomyopathy, cardiovascular disorder, familial hypertrophic cardiomyopathy, heart disorder, heart valve disorder, hereditary disease, hypertrophic cardiomyopathy, subvalvular aortic stenosisRecruitingNot stated2026-10-09NCT05100420
Cardiovascular Pre-participation Screening in Children and AdolescentsArrhythmias, Cardiac, Death, Death, Sudden, Death, Sudden, Cardiac, Pathologic Processes, Pathological Conditions, Signs and Symptoms, cardiac arrest, cardiovascular disorder, heart disorderNot yet recruitingNot stated2026-10-07NCT07862504
Observational Study of Cardiac Arrhythmias During Treatment With BTK Inhibitors or VenetoclaxArrhythmias, Cardiac, B-cell chronic lymphocytic leukemia, Chronic Disease, Death, Death, Sudden, Death, Sudden, Cardiac, Disease Attributes, Hemic and Lymphatic Diseases, Leukemia, B-Cell, Neoplasms by Histologic Type, Neoplasms by Site, Pathologic Processes, Pathological Conditions, Signs and Symptoms, atrial fibrillation, cardiac arrest, cardiovascular disorder, heart disorder, hematologic disorder, hematopoietic and lymphoid system neoplasm, immune system disorder, immunoproliferative disorder, leukemia, lymphatic system disorder, lymphoid leukemia, lymphoma, lymphoproliferative syndrome, mantle cell lymphoma, neoplasmRecruitingNot stated2026-10-02NCT05724121
Epinephrine Dose: Optimal Versus Standard Evaluation TrialArrhythmias, Cardiac, Death, Death, Sudden, Death, Sudden, Cardiac, Out-of-Hospital Cardiac Arrest, Pathologic Processes, Pathological Conditions, Signs and Symptoms, cardiac arrest, cardiovascular disorder, heart disorder, sudden cardiac arrest, ventricular fibrillationRecruitingPhase 42026-10-02NCT03826524
Developing and Testing Drone-Delivered AEDs for Cardiac Arrests In Rural AmericaDeath, Death, Sudden, Death, Sudden, Cardiac, Pathologic Processes, Pathological Conditions, Signs and Symptoms, cardiac arrest, cardiovascular disorder, heart disorder, sudden cardiac arrestRecruitingNot applicable2026-10-01NCT06229418
Mitral Valve Prolapse Arrhythmic RiskDeath, Death, Sudden, Death, Sudden, Cardiac, Heart Valve Prolapse, Pathologic Processes, Pathological Conditions, Signs and Symptoms, cardiac arrest, cardiovascular disorder, heart disorder, heart valve disorder, mitral valve prolapseRecruitingNot stated2026-09-29NCT07830888
Neural Circulatory Control and SUDEP Risk.Death, Death, Sudden, Death, Sudden, Cardiac, Neurologic Manifestations, Pathologic Processes, Pathological Conditions, Signs and Symptoms, Signs and Symptoms, Sudden Unexpected Death in Epilepsy, brain disorder, cardiac arrest, cardiovascular disorder, central nervous system disorder, epilepsy, heart disorder, nervous system disorder, visual epilepsyActive, not recruitingNot stated2026-09-11NCT02813980
Validation of Sudden Cardiac Arrest Risk Factors in Patients With CADArterial Occlusive Diseases, Death, Death, Sudden, Death, Sudden, Cardiac, Pathologic Processes, Pathological Conditions, Signs and Symptoms, arteriosclerosis disorder, cardiac arrest, cardiovascular disorder, coronary artery disorder, heart disorder, myocardial ischemia, sudden cardiac arrest, vascular disorderRecruitingNot stated2026-08-25NCT07444931
Tampere Coronary Artery Disease and Sudden Cardiac Arrest StudyArterial Occlusive Diseases, Death, Death, Sudden, Death, Sudden, Cardiac, Pathologic Processes, Pathological Conditions, Signs and Symptoms, acute coronary syndrome, arteriosclerosis disorder, cardiac arrest, cardiovascular disorder, coronary artery disorder, heart disorder, myocardial ischemia, sudden cardiac arrest, vascular disorderRecruitingNot stated2026-08-25NCT06804499
Sudden Cardiac Arrest Related to Sport in Young and Value of the Genetic Assessment: a French Prospective RegisterDeath, Death, Sudden, Death, Sudden, Cardiac, Pathologic Processes, Pathological Conditions, Signs and Symptoms, cardiac arrest, cardiovascular disorder, heart disorder, sudden cardiac arrestRecruitingNot stated2026-08-25NCT06642168
Cor360: Clinician-Facing Broad-Spectrum Cardiac Phenotyping and Risk Assessment Using COR® Wearable ECG to Inform Outcomes-Oriented Care PathwaysApnea, Arrhythmias, Cardiac, Cardiac Conduction System Disease, Consciousness Disorders, Death, Death, Sudden, Death, Sudden, Cardiac, Dyssomnias, Edema, Neurobehavioral Manifestations, Neurologic Manifestations, Pathologic Processes, Pathological Conditions, Signs and Symptoms, Respiration Disorders, Signs and Symptoms, Sleep Disorders, Intrinsic, Syncope, Unconsciousness, autonomic nervous system disorder, brain disorder, cardiac arrest, cardiovascular disorder, central nervous system disorder, epilepsy, heart disorder, heart failure, myocardial ischemia, nervous system disorder, obstructive sleep apnea syndrome, primary dysautonomia, respiratory system disorder, sleep apnea syndrome, sleep-wake disorder, sudden cardiac arrest, vascular disorder, ventricular fibrillationEnrolling by invitationNot stated2026-08-21NCT07775976
HeartStart HS1 Defibrillator* Event RegistryDeath, Death, Sudden, Death, Sudden, Cardiac, Pathologic Processes, Pathological Conditions, Signs and Symptoms, cardiac arrest, cardiovascular disorder, heart disorder, sudden cardiac arrestRecruitingNot stated2026-08-11NCT04840797
HeartStart FRx Defibrillator Event RegistryDeath, Death, Sudden, Death, Sudden, Cardiac, Pathologic Processes, Pathological Conditions, Signs and Symptoms, cardiac arrest, cardiovascular disorder, heart disorder, sudden cardiac arrestRecruitingNot stated2026-08-11NCT04250857
Evaluation of A Clinical Diagnostic Test for CRDSArrhythmias, Cardiac, Death, Death, Sudden, Death, Sudden, Cardiac, Pathologic Processes, Pathological Conditions, Signs and Symptoms, cardiac arrest, cardiovascular disorder, heart disorderRecruitingNot applicable2026-07-22NCT06188689
AI-powered ECG Analysis Using Willem™ Software in High-risk Cardiac Patients (WILLEM)Arrhythmias, Cardiac, Death, Death, Sudden, Death, Sudden, Cardiac, Pathologic Processes, Pathological Conditions, Signs and Symptoms, cardiac arrest, cardiomyopathy, cardiovascular disorder, heart disorderRecruitingNot stated2026-07-20NCT05890716
Implantable Cardioverter Defibrillator Versus Optimal Medical Therapy In Patients With Variant Angina Manifesting as Aborted Sudden Cardiac DeathAngina Pectoris, Chest Pain, Death, Death, Sudden, Death, Sudden, Cardiac, Neurologic Manifestations, Pain, Pathologic Processes, Pathological Conditions, Signs and Symptoms, Prinzmetal angina, Signs and Symptoms, cardiac arrest, cardiovascular disorder, heart disorder, intermediate coronary syndrome, myocardial ischemia, vascular disorderRecruitingPhase 42026-06-25NCT02845531
Assessment of Combined CCM and ICD Device in HFrEFArrhythmias, Cardiac, Cardiac Conduction System Disease, Death, Death, Sudden, Death, Sudden, Cardiac, Pathologic Processes, Pathological Conditions, Signs and Symptoms, Tachycardia, cardiac arrest, cardiovascular disorder, heart disorder, heart failure, sudden cardiac arrest, ventricular fibrillation, ventricular tachycardiaActive, not recruitingNot applicable2026-05-27NCT05855135
FEMART-1 Pilot StudyDeath, Death, Sudden, Death, Sudden, Cardiac, Out-of-Hospital Cardiac Arrest, Pathologic Processes, Pathological Conditions, Signs and Symptoms, cardiac arrest, cardiovascular disorder, heart disorder, sudden cardiac arrestRecruitingNot applicable2026-05-20NCT07596446
National Network for Cardiovascular Genomics: Advancing Cardiovascular Healthcare for Hereditary Diseases in Brazil's Unified Health System Through a Multicenter RegistryAbnormalities, Multiple, Aneurysm, Aortic Dissection, Arrhythmias, Cardiac, Bone Diseases, Developmental, Brugada syndrome, Cardiac Conduction System Disease, Cardiomegaly, Cardiovascular Abnormalities, Collagen Diseases, Congenital Abnormalities, Congenital, Hereditary, and Neonatal Diseases and Abnormalities, Craniofacial Abnormalities, Death, Death, Sudden, Death, Sudden, Cardiac, Dissection, Blood Vessel, Dyslipidemias, Ehlers-Danlos syndrome, Ehlers-Danlos syndrome, vascular type, Hemic and Lymphatic Diseases, Lipid Metabolism Disorders, Lipid Metabolism, Inborn Errors, Loeys-Dietz syndrome, Marfan syndrome, Musculoskeletal Abnormalities, Nutritional and Metabolic Diseases, Pathologic Processes, Pathological Conditions, Signs and Symptoms, Polymorphic Catecholaminergic Ventricular Tachycardia, Skin Abnormalities, Skin and Connective Tissue Diseases, Tachycardia, aortic aneurysm, aortic disorder, aortic valve disorder, aortic valve stenosis, arrhythmogenic right ventricular cardiomyopathy, bone disorder, cardiac arrest, cardiomyopathy, cardiovascular disorder, congenital heart disease, connective tissue disorder, dilated cardiomyopathy, familial hypercholesterolemia, heart disorder, heart valve disorder, hematologic disorder, hemorrhagic disease, hereditary disease, hereditary skin disorder, hyperlipidemia, hyperlipoproteinemia, hypertrophic cardiomyopathy, inborn errors of metabolism, laminopathy, metabolic disease, musculoskeletal system disorder, non-compaction cardiomyopathy, restrictive cardiomyopathy, short QT syndrome, skin disorder, subvalvular aortic stenosis, vascular disorder, vascular hemostatic disease, ventricular tachycardiaRecruitingNot stated2026-05-08NCT06546137
International Spontaneous Coronary Artery Dissection (SCAD) "iSCAD" RegistryDeath, Death, Sudden, Death, Sudden, Cardiac, Infarction, Necrosis, Pathologic Processes, Pathological Conditions, Signs and Symptoms, acute coronary syndrome, cardiac arrest, cardiovascular disorder, heart disorder, idiopathic spontaneous coronary artery dissection, ischemic disease, myocardial infarction, myocardial ischemia, vascular disorderActive, not recruitingNot stated2026-05-06NCT04496687
PRE-hospital Cooling to improvE carDiac arrEst Neurological outComEs (PRECEDENCE)Death, Death, Sudden, Death, Sudden, Cardiac, Out-of-Hospital Cardiac Arrest, Pathologic Processes, Pathological Conditions, Signs and Symptoms, cardiac arrest, cardiovascular disorder, heart disorderRecruitingNot applicable2026-04-29NCT07421882
Developing a Digital Aid to Improve ICD DecisionsArrhythmias, Cardiac, Death, Death, Sudden, Death, Sudden, Cardiac, Pathologic Processes, Pathological Conditions, Signs and Symptoms, cardiac arrest, cardiovascular disorder, heart disorder, heart failure, systolic heart failureRecruitingNot applicable2026-04-27NCT07084142
Mayo AVC Registry and BiobankArrhythmias, Cardiac, Cardiac Conduction System Disease, Cardiovascular Abnormalities, Congenital Abnormalities, Congenital, Hereditary, and Neonatal Diseases and Abnormalities, Death, Death, Sudden, Death, Sudden, Cardiac, Hemic and Lymphatic Diseases, Hypersensitivity, Delayed, Pathologic Processes, Pathological Conditions, Signs and Symptoms, Tachycardia, arrhythmogenic right ventricular cardiomyopathy, cardiac arrest, cardiac sarcoidosis, cardiomyopathy, cardiovascular disorder, congenital heart disease, familial dilated cardiomyopathy, heart disorder, immune system disorder, lymphatic system disorder, lymphoproliferative syndrome, myocarditis, sarcoidosis, sudden cardiac arrest, ventricular tachycardiaRecruitingNot stated2026-04-27NCT03049254
A Phase 1, Dose Escalation Trial of RP-A601 in Subjects With PKP2 Variant-Mediated Arrhythmogenic Cardiomyopathy (PKP2-ACM)Cardiovascular Abnormalities, Congenital Abnormalities, Congenital, Hereditary, and Neonatal Diseases and Abnormalities, Death, Death, Sudden, Death, Sudden, Cardiac, Pathologic Processes, Pathological Conditions, Signs and Symptoms, arrhythmogenic right ventricular cardiomyopathy, cardiac arrest, cardiomyopathy, cardiovascular disorder, congenital heart disease, heart disorderRecruitingPhase 12026-04-16NCT05885412
Speed-up the Diagnosis and Evaluation of anoMalous Coronary ARTery From the AortaAngina Pectoris, Chest Pain, Death, Death, Sudden, Death, Sudden, Cardiac, Neurologic Manifestations, Pain, Pathologic Processes, Pathological Conditions, Signs and Symptoms, Signs and Symptoms, cardiac arrest, cardiovascular disorder, heart disorder, myocardial ischemia, vascular disorderRecruitingNot applicable2026-04-15NCT06705751