EXCLAMATORY: EXercise Cardiac Magnetic Resonance Assessment of Left Atrial Mechanics Following Ablation TO Reduce Atrial Fibrillation Burden and Correlation With Exercise CapacitY Longitudinal Study
Virginia Commonwealth University
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 paroxysmal atrial fibrillation (AF).
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 performance during exercise, as well as effects on overall exercise capacity
Eligibility
- Age range
- 18+ years
- Sex
- All
- Healthy volunteers
- No
Inclusion Criteria: * 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 Criteria: * 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…
Interventions
- BehavioralSelf- Report Evaluation-Duke Activity Status Index
Complete the Self- Report Evaluation-Duke Activity Status Index
- BehavioralSelf- Report Evaluation Atrial Fibrillation Effect on Quality of Life Questionnaire
Complete the Self- Report Evaluation, Atrial Fibrillation Effect on Quality of Life Questionnaire
- Diagnostic TestCardiopulmonary exercise test (CPET)
Cardiopulmonary exercise test (CPET)
- Diagnostic TestTransthoracic echocardiogram
Transthoracic echocardiogram at rest and immediately following peak exercise during CPET
- Diagnostic TestAmbulatory cardiac rhythm assessment
Ambulatory cardiac rhythm assessment
- Diagnostic Test
Location
- Virginia Commonwealth UniversityRichmond, Virginia