StudyFinder
EXercise Cardiac Magnetic Resonance Assessment of Left Atrial Mechanics Following Ablation
RECRUITING
18 years and over
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 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 pregnancyBEHAVIORAL: Self- Report Evaluation-Duke Activity Status Index, BEHAVIORAL: Self- Report Evaluation Atrial Fibrillation Effect on Quality of Life Questionnaire, DIAGNOSTIC_TEST: Cardiopulmonary exercise test (CPET), DIAGNOSTIC_TEST: Transthoracic echocardiogram, DIAGNOSTIC_TEST: Ambulatory cardiac rhythm assessment, DIAGNOSTIC_TEST: Cardiovascular magnetic resonance (CMR)
Paroxysmal Atrial Fibrillation
Catheter ablation, Exercise capacity
Pamela Grizzard - pamela.grizzard@vcuhealth.org
NCT06212791