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Case example of atrioventricular node (AVN) ablation combined with His bundle pacing (HBP) in a patient with persistent atrial fibrillation with heart failure and cardiac resynchronization therapy defibrillator implantation. A, Native ECG. B, Electrogram after ablation. C, His bundle pacing. Radiograph before (D) and 2 years after (E) AVN ablation and HBP.
