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Atrial Fibrillation Ablation Should Be First-line Therapy in Patients with Heart Failure Reduced Ejection Fraction

Pradyumna Agasthi1, Andrew Tseng2, Justin Z Lee1

  • 1Department of Cardiovascular Diseases, Mayo Clinic, 5777 East Mayo Boulevard, Phoenix, AZ 85054, USA.

Cardiology Clinics
|March 31, 2019
PubMed

Insights

Catheter ablation improves outcomes for atrial fibrillation patients with reduced ejection fraction heart failure. Evidence is less strong for those with preserved ejection fraction heart failure.

Area of Science:

  • Cardiology
  • Electrophysiology
  • Heart Failure Management

Background:

  • Atrial fibrillation (AF) is a common arrhythmia.
  • Heart failure (HF) affects millions worldwide.
  • The interplay between AF and HF, particularly with varying ejection fractions, requires further investigation.

Purpose of the Study:

  • To evaluate the efficacy of catheter ablation for AF in patients with HF with reduced ejection fraction (HFrEF).
  • To compare catheter ablation outcomes against standard medical therapy in HFrEF patients.
  • To assess the current evidence for catheter ablation in HF with preserved ejection fraction (HFpEF) patients.

Main Methods:

  • Systematic review and meta-analysis of existing studies.
  • Comparison of patient-centered outcomes (mortality, readmission, AF recurrence).
  • Analysis stratified by ejection fraction status (HFrEF vs. HFpEF).

Main Results:

  • Catheter ablation significantly improved mortality, HF readmission, and AF recurrence in HFrEF patients compared to standard therapy.
  • Standard therapy included medical management and/or device implantation.
  • Evidence supporting catheter ablation in HFpEF patients was found to be less robust.

Conclusions:

  • Catheter ablation is a beneficial treatment for AF in patients with HFrEF.
  • Further research is needed to establish the role of catheter ablation in HFpEF.
  • Optimizing AF management in HF patients is crucial for improving prognoses.

Keywords:
Atrial fibrillationCatheter ablationHeart failure hospitalizationMortalityPharmacologic therapy

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