Clinical trials: Risk of Cardiac Arrhythmias
Sudden Cardiac Death
Is Left Stellate Ganglionectomy Beneficial to Patients With Life Threatening Ventricular Arrhythmias
The purpose of this study is to determine whether the incidence of recurrent life threatening ventricular arrhythmias in patients with an implanted cardiac defibrillator (ICD) can be reduced if a surgical left stellate…
- Trial name
- Reduce-SCD (NCT02113722)
- Testing
- Left cardiac sympathetic denervation, Standard of Care
- Where
- Australia
- Sponsor
- Cindy Hall
Acute Myocardial Infarction, Sudden Cardiac Death
Risk Indicators in Patients With Ventricular Fibrillation During Acute Myocardial Infarction
Sudden cardiac death is in most cases triggered by ischemia-related ventricular tachyarrhythmias and accounts for 50% of deaths from cardiovascular disease in developed countries.
- Trial name
- NCT00175942
- Where
- Germany
- Volunteers
- 300 people
- Sponsor
- Heidelberg University
Mitral Valve Prolapse, Ventricular Arrhythmias and Cardiac Arrest
Mitral Valve Prolapse Arrhythmic Risk
Mitral valve prolapse (MVP) is common with a 2-3 % prevalence in the general association and generally associated with a favorable prognosis.
- Trial name
- MVP-Risk (NCT07830888)
- Testing
- Risk prediction model
- Where
- Norway
- Volunteers
- 500 people
- Sponsor
- Oslo University Hospital
Atrial Fibrillation, Stroke
Atrial Fibrillation Detected by Continuous ECG Monitoring
The LOOP study aims to determine whether screening for atrial fibrillation (AF) with implantable loop recorder and initiation of oral anticoagulation (OAC) if AF is detected will reduce the risk of stroke and systemic arterial…
- Conditions
- Atrial Fibrillation, Stroke, Hypertension, Diabetes
- Trial name
- LOOP (NCT02036450)
- Testing
- Implantable loop recorder (Medtronic Reveal LINQ(TM))
- Where
- Denmark
- Volunteers
- 6,000 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Ventricular Arrhythmias and Cardiac Arrest, Implantable Defibrillator User
Targeted Potassium Levels for Prevention of ICD Therapy
This study evaluates whether a rigorously controlled high-normal level of serum-potassium (4.5-5.0 mEq/L) using dietary recommendations, potassium supplements and mineralocorticoid receptor antagonists will results in a lower…
- Conditions
- Ventricular Arrhythmias and Cardiac Arrest, Implantable Defibrillator User, Hypokalemia, Hyperkalemia
- Trial name
- NCT03833089
- Testing
- Targeted serum potassium level
- Where
- 3 sites in Denmark
- Volunteers
- 1,200 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Myocardial Infarction, Ventricular Tachycardia
Risk Stratification of VT / VF After Myocardial Infarction Based on Cardiac MRI 2
Implantable cardioverter-defibrillators (ICD) are currently recommended (ESC guidelines 2015) for the primary prevention of sudden cardiac death (SCD) in patients with a remote myocardial infarction (MI) and a low (≤35%) left…
- Conditions
- Myocardial Infarction, Ventricular Tachycardia, Ventricular Fibrillation
- Trial name
- TVScreen-2 (NCT05226234)
- Testing
- MRI
- Where
- France
- Volunteers
- 275 people
- Sponsor
- Central Hospital, Nancy, France
Ventricular Arrhythmias, Implantable Defibrillator User
Scandinavian Multicenter Study to Advance Risk Stratification in Heart Disease- Ventricular Arrhythmias
The purpose of this study is to identify markers of increased risk for incident ventricular arrhythmias and cardiovascular events in patients already being treated with an implantable cardioverter-defibrillator (ICD) by exploring…
- Conditions
- Ventricular Arrhythmias, Implantable Defibrillator User, Biological Markers, Heart Disease
- Trial name
- SMASH 1 (NCT02864771)
- Where
- Norway
- Volunteers
- 504 people
- Sponsor
- University Hospital, Akershus
Hemodynamics Instability, Arrhythmias Cardiac
Low and Moderete Flow Anaesthesia on Haemodynamics
The study topic investigates the potential advantages of low-flow anesthesia in terms of physiological protection and resource saving.
- Conditions
- Hemodynamics Instability, Arrhythmias Cardiac, Cerebral Oxygenation
- Trial name
- NCT06871371
- Testing
- Sevoflurane (Volatile Anesthetic), low- medium flow anesthetic machine
- Where
- Turkey (Türkiye)
- Volunteers
- 76 people
- Sponsor
- Umraniye Education and Research Hospital
Sudden Cardiac Death, Cardiomyopathies
Sudden Cardiac Death - Screening Of Risk Factors
The investigators have created a way of quickly collecting information in a large scale young population regarding the presence of some severity indicators that may allow us to classify them into: seemingly "low risk" and…
- Conditions
- Sudden Cardiac Death, Cardiomyopathies, Channelopathies
- Trial name
- SCD-SOS (NCT01845909)
- Testing
- ECG and survey screening
- Where
- Portugal
- Volunteers
- 15,351 people, healthy volunteers welcome
- Sponsor
- University of Coimbra
Atrial Fibrillation
Efficacy and Safety of Aspirin and Clopidogrel in the Atrial Fibrillation With Low or Moderate Stroke Risk
This study was designed in order to evaluate and compare the efficacy and safety between aspirin and clopidogrel in the patient with low stroke risk Atrial Fibrillation (AF).
- Trial name
- CESAC-AF (NCT02960126)
- Testing
- Aspirin, Clopidogrel
- Volunteers
- 1,500 people
- Sponsor
- Chuncheon Sacred Heart Hospital
Heart Failure, Coronary Heart Disease (CHD)
Reliability of Multiple-Repetition-Maximum Tests in Patients With Cardiovascular Disease or Risk Factors
Exercise training is a cornerstone in the prevention and rehabilitation of cardiovascular disease. While research has primarily focused on endurance training, resistance training becomes more and more important.
- Conditions
- Heart Failure, Coronary Heart Disease (CHD), Atrial Fibrillation (AF), Diabetes Mellitus
- Trial name
- NCT06796582
- Where
- Germany
- Volunteers
- 50 people
- Sponsor
- Technical University of Munich
Patients Treated With Methadone
Methadone Administration in Critically Ill Patients in the Intensive Care Unit and Risk of Prolonged QTc and Cardiac Arrythmia
Continuous infusion of short-acting synthetic opioids, primarily remifentanil, is widely used for anesthesia and analgesia in ventilated patients in the intensive care unit (ICU) due to its short half-life, which is independent…
- Trial name
- NCT07892677
- Testing
- ICU patients treated with methadone
- Where
- Israel
- Volunteers
- 300 people
- Sponsor
- Meir Medical Center
Atrial Fibrillation
Study of Major Cardiovascular Events in Patients With Nonvalvular Atrial Fibrillation Treated With Rivaroxaban
Evaluation of the performance of the 2MACE index in a population of nonvalvular atrial fibrillation (NVAF) patients treated with rivaroxaban in Spain
- Trial name
- EMIR (NCT02975453)
- Testing
- Rivaroxaban (Xarelto, BAY59-7939)
- Where
- Spain
- Volunteers
- 1,481 people
- Sponsor
- Bayer
Atrial Fibrillation, Cardiovascular Diseases
Atrial Fibrillation Incidence, Risk Factors and Genetics
To assess the risk of incident atrial fibrillation after stopping anti-hypertensive medication including beta-blockers and ACE inhibitors.
- Conditions
- Atrial Fibrillation, Cardiovascular Diseases, Heart Diseases, Hypertension
- Trial name
- NCT00021905
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Brugada Syndrome, Sudden Cardiac Death Due to Cardiac Arrhythmia
DNA Methylation in Brugada Syndrome and Risk of Sudden Cardiac Death
The goal of this observational study is to evaluate if there are differences in DNA methylation of peripheral blood in patients with Brugada syndrome and healthy subjects.
- Trial name
- ANDROMEDA (NCT06888271)
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Campania Luigi Vanvitelli
Anxiety, Depression
REmote Web Assisted Care for Heart Failure Patients With Implantable Cardioverter Defibrillators
Aim and Background: Although implantable cardioverter defibrillators (ICD) save lives, many ICD-patients experience psychosocial complications such as anxiety disorders, depression and reduced quality of life after…
- Conditions
- Anxiety, Depression, Quality of Life
- Trial name
- REACH-ICD (NCT01589913)
- Testing
- ICD-Forum
- Where
- 7 sites in Germany
- Volunteers
- 118 people
- Sponsor
- Wuerzburg University Hospital
Coronary Artery Bypass
A Retrospective Analysis of the Predictive Potential of Pre-operative
Roughly thirty percent of people that undergo open heart surgery get an abnormal heart beat afterwards known as atrial fibrillation (AF).
- Trial name
- NCT00321282
- Testing
- Atrial Fibrillation
- Where
- 3 sites in United States
- Volunteers
- 600 people
- Sponsor
- Emory University
Ischemic Cardiomyopathy, Nonischemic Cardiomyopathy
Left Ventricular Structural Predictors of Sudden Cardiac Death
Sudden cardiac death (SCD) poses a significant health care challenge with high annual incidence and low survival rates. Implantable cardioverter defibrillators (ICDs) prevent SCD in patients with poor heart function.
- Trial name
- NCT01076660
- Where
- 2 sites in United States
- Volunteers
- 400 people
- Sponsor
- Johns Hopkins University
Complete AV Block, Sick Sinus Syndrome
Left Ventricular Pacing to Avoid Cardiac Enlargement Study
In this study, the investigators will examine whether left ventricular pacing is superior to right ventricular apical pacing in preventing deterioration of left ventricular systolic function and cardiac remodeling in patients…
- Trial name
- LVPACE (NCT01302717)
- Testing
- LV pacing, RV pacing
- Where
- 2 sites in South Korea
- Sponsor
- Seoul National University Hospital
Atrial Fibrillation (AF), Aortic Arch Replacement
Cardiac Denervation in Aortic Arch Replacement
Atrial fibrillation (AF) is one of the most common clinical arrhythmias, particularly after cardiac surgery, where its incidence can reach as high as 10% to 40%, significantly impacting patients' prognosis.
- Trial name
- NCT06927908
- Testing
- Partial Cardiac Denervation
- Volunteers
- 570 people
- Sponsor
- Beijing Anzhen Hospital