Status:
RECRUITING
EXercise Cardiac Magnetic Resonance Assessment of Left Atrial Mechanics Following Ablation
Lead Sponsor:
Virginia Commonwealth University
Collaborating Sponsors:
National Heart, Lung, and Blood Institute (NHLBI)
Conditions:
Paroxysmal Atrial Fibrillation
Eligibility:
All Genders
18+ years
Brief Summary
Longitudinal, observational cohort study to evaluate changes in left atrial (LA) reservoir function during exercise and overall exertional capacity in patients following catheter ablation for paroxysm...
Detailed Description
EXCLAMATORY is a longitudinal observational cohort clinical research study to evaluate the effects of catheter ablation for paroxysmal atrial fibrillation on left atrial and left ventricular performan...
Eligibility Criteria
Inclusion
- Age ≥18 years
- Diagnosis of paroxysmal AF
- Left ventricular ejection fraction ≥50%
- Scheduled for catheter ablation
- Able to speak, hear, and read English
- Willing and able to provide informed consent
Exclusion
- Persistent or permanent AF
- Prior ablation (catheter based or surgical) for AF
- Significant sinus node dysfunction
- Implanted pacemaker or defibrillator
- Contraindication to or inability to complete cardiovascular magnetic resonance study
- Contraindication to or inability to complete exercise testing
- Chronic kidney disease with estimated glomerular filtration rate \<30 mL/min/1.73m2
- Severe left ventricular hypertrophy
- Unrelated cardiomyopathy that is expected to limit exercise capacity, including but not limited to:
- Hypertrophic cardiomyopathy
- Cardiac amyloidosis
- Constrictive pericarditis
- Pulmonary arterial hypertension
- Prior cardiac surgery
- Active pregnancy
Key Trial Info
Start Date :
December 26 2024
Trial Type :
OBSERVATIONAL
Allocation :
ESTIMATED
End Date :
March 1 2028
Estimated Enrollment :
50 Patients enrolled
Trial Details
Trial ID
NCT06212791
Start Date
December 26 2024
End Date
March 1 2028
Last Update
March 7 2025
Active Locations (1)
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1
Virginia Commonwealth University
Richmond, Virginia, United States, 23298