Mary... Cardiac ablation is a treatment for irregular heartbeats, called arrhythmias. It uses heat or cold energy to create tiny scars in the heart. The scars block faulty heart signals and restore a typical heartbeat.

What is ablation?

Patients with heart failure with reduced ejection fraction (HFrEF) experienced the greatest improvement in EF following catheter ablation (CA, 16.66% ± 11.98, P < 0.001) compared to heart failure with moderately reduced LVEF, and heart failure with preserved EF (10.74% ± 8.34 and 2.00 ± 8.34 respectively, P-value < ...Feb 4, 2023