Clinical trials: Subclinical Atrial Fibrillation
Atrial Fibrillation, Subclinical Hyperthyroidism
Is a Low Thyreotropin Level Predictive of Recurrent Arrhythmia After Catheter Ablative Surgery?
Overt hyperthyroidism (so-called "goiter" in lay language) is a hormonal disturbance that is known to increase the risk of atrial fibrillation (a common heart arrhythmia with potentially severe consequences) in some patients.
- Trial name
- TABLAS (NCT01789541)
- Where
- 2 sites in Sweden
- Volunteers
- 327 people
- Sponsor
- Karolinska Institutet
Atrial Fibrillation
Subclinical AtrIal FibrilLation and StrokE PreveNtion Trial
Introduction: Patients with atrial fibrillation (AF) have a substantial risk of stroke and systemic embolism. Subclinical AF is often suspected to be the cause of stroke in these patients.
- Trial name
- SILENT (NCT02004509)
- Testing
- Anticoagulant
- Where
- Brazil
- Volunteers
- 2,054 people
- Sponsor
- InCor Heart Institute
Device-detected Atrial Fibrillation, Subclinical Atrial Fibrillation
Blood Clotting Markers and Heart Ultrasound in People With Device-Detected Atrial Fibrillation
The purpose of this observational study is to investigate whether blood tests related to blood clotting are associated with established clinical stroke risk scores, the total amount of device-detected atrial fibrillation recorded…
- Conditions
- Device-detected Atrial Fibrillation, Subclinical Atrial Fibrillation, Atrial High Rate Episodes
- Trial name
- DDAF-HEV (NCT07713615)
- Where
- Denmark
- Volunteers
- 222 people
- Sponsor
- Andreas Sjøholm-Christensen
Asymptomatic Atrial Fibrillation
Subclinical Atrial Fibrillation Home Monitoring in Hypertensive Patients
Atrial fibrillation is a highly prevalent and incidental arrhythmia, often asymptomatic, and frequently detected incidentally or in association with a stroke.
- Trial name
- NCT07058831
- Testing
- Home ECG monitoring
- Where
- Argentina
- Volunteers
- 499 people, healthy volunteers welcome
- Sponsor
- Cardiovascular Research Center Rosario British Sanatorium
Heart Failure, Atrial Fibrillation
Prevalence of Subclinical Atrial Fibrillation in Heart Failure Patients and Its Relationship With Hospital Readmission
Multicentre, prospective cohort study in patients with a history of HF with preserved or reduced ejection fraction admitted to hospital with acutely decompensated HF.
- Trial name
- PROTECT-HF (NCT03541616)
- Testing
- ECG Patch, pocket ECG monitor
- Where
- 5 sites in Canada
- Volunteers
- 242 people
- Sponsor
- Population Health Research Institute
Subclinical Atrial Fibrillation, Cardiac Arrhythmias
The Clinical Outcomes and Therapeutic Effects in Patients With Cardiac Implantable Electronic Device-detected Subclinical and Clinical Atrial Fibrillation.
Atrial high-rate episodes (AHREs) detected by cardiac implantable electronic devices (CIEDs) are associated with an increased risk of progression to clinical atrial fibrillation (AF), stroke, heart failure, and mortality.
- Trial name
- AHRE (NCT07649109)
- Testing
- Early Rhythm Control Strategy, Usual Care
- Where
- Taiwan
- Volunteers
- 450 people
- Sponsor
- National Taiwan University Hospital
Atrial Arrhythmia, Atrial Fibrillation (AF)
Study of AHRE Burden in Patients Undergoing Bachmann Bundle Area Pacing and Left Bundle Branch Pacing.
This prospective observational study evaluates the burden of Atrial High-Rate Episodes (AHRE) in patients without a prior history of atrial fibrillation who undergo concurrent Bachmann Bundle Area Pacing (BBAP) and Left Bundle…
- Conditions
- Atrial Arrhythmia, Atrial Fibrillation (AF), Pacemaker Implantation, Left Bundle Branch Pacing
- Trial name
- AHRE-BLAST (NCT07305194)
- Where
- Greece
- Volunteers
- 460 people
- Sponsor
- University Hospital of Patras
Atrial Fibrillation
Subclinical Postoperative Atrial Fibrillation
Postoperative atrial fibrillation and atrial flutter (POAF) is the most common complication after cardiac surgery requiring intervention or prolonged hospital stay.
- Trial name
- POAF-ILR (NCT02522364)
- Testing
- BioMonitor device, Standard
- Where
- Israel
- Volunteers
- 150 people
- Sponsor
- Sheba Medical Center
Atherosclerosis, Chronic Kidney Diseases
The ILERVAS Project: Assessing the Prevalence of Subclinical Vascular Disease and Hidden Kidney Disease
BACKGROUND AND OBJECTIVES: Cardiovascular disease is the leading cause of death despite huge primary and secondary prevention policies with a strong economic burden.
- Conditions
- Atherosclerosis, Chronic Kidney Diseases, Metabolic Syndrome, PreDiabetes
- Trial name
- ILERVAS (NCT03228459)
- Testing
- Dried blood spot test, Urine test, Artery ultrasound
- Where
- 3 sites in Spain
- Volunteers
- 16,660 people
- Sponsor
- Institut de Recerca Biomèdica de Lleida
Atrial Fibrillation (AF), Diseases of the Circulatory System
Efficacy of Early Rhythm Control Therapy in Patients With Subclinical Atrial Fibrillation
The goal of this study to find out the efficacy of early rhythm therapy in patients with subclinical atrial fibrillation detected by Cardiac Electronic Implantable Devices.
- Conditions
- Atrial Fibrillation (AF), Diseases of the Circulatory System, Atrial Flutter
- Trial name
- SubclincalAF (NCT07447297)
- Testing
- early rhythm control group, cardioversion, catheter ablation, general control
- Where
- South Korea
- Volunteers
- 520 people
- Sponsor
- Samsung Medical Center
Arterial Hypertension, Diabetes Mellitus
Detection of Subclinical Atrial Fibrillation in High Risk Patients Using Implantable Loop Recorder
Using implantable loop recorder the investigators wish to detect atrial fibrillation in high risk patients and compare it to the results using conventional Holter monitoring.
- Trial name
- NCT02041832
- Testing
- Conventional Holter monitoring, Implantable loop recorder
- Where
- Denmark
- Volunteers
- 82 people
- Sponsor
- Axel Brandes
Subclinical Hyperthyroidism, Atrial Fibrillation
Treatment of Subclinical Hyperthyroidism
Objective: To determine if the treatment of subclinical hyperthyroidism will reduce the rate of atrial fibrillation, the main complication of this condition.
- Trial name
- NCT00213720
- Where
- 21 sites in France
- Volunteers
- 145 people
- Sponsor
- University Hospital, Strasbourg, France
Mitral Regurgitation, Atrial Fibrillation (AF)
Study for the Identification of Subclinical Atrial Fibrillation In Patients With Significant Primary Mitral Regurgitation
The PRIME-LOOP study is a prospective cohort investigating the burden of atrial fibrillation (AF) and subclinical AF in patients with moderate-severe or severe primary mitral regurgitation (MR).
- Trial name
- PRIME-LOOP (NCT07377799)
- Where
- Denmark
- Volunteers
- 100 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Subclinical Atrial Fibrillation
Sub-Clinical Atrial Fibrillation Biomarker Study
This is a sub-study of the ARTESiA study registered as NCT01938248. This study is designed to validate biomarkers in subclinical atrial fibrillation and to determine if the prospective biomarker will be informative of the…
- Trial name
- SCAF-b (NCT02840201)
- Where
- Canada
- Volunteers
- 321 people
- Sponsor
- Ottawa Heart Institute Research Corporation
Hyperthyroidism
Does Radioiodine Treatment Prevent Atrial Fibrillation and Bone Loss in Endogenous Subclinical Hyperthyroidism?
Subclinical hyperthyroidism is defined as the presence of serum free thyroxine (T4) and triiodothyronine (T3) levels within the reference range and a reduced serum thyrotrophin (TSH) level.
- Trial name
- NCT00151723
- Testing
- treatment with 131I
- Where
- 5 sites in Netherlands
- Volunteers
- 200 people
- Sponsor
- Radboud University Medical Center