LATAM AF Ablation Registry

The goal of this observational multicenter study is to evaluate the safety (defined as the absence of procedure-related complications) and effectiveness (defined as arrhythmia recurrence during follow-up) of catheter ablation procedures performed for rhythm control in patients with atrial fibrillation in Latin America. The main questions it aims to answer are: 1. What are the clinical characteristics of patients undergoing pulmonary vein isolation in latin america? 2. What are the procedural characteristics (including type of energy used) of pulmonary vein isolation procedures in latin america? 3. What is the safety and efficacy of pulmonary vein isolation procedures in latin america? As an observational study, participants will not undergo any additional procedures or be expected to participate in any kind of follow-up or intervention different from the standard procedures and follow-ups established in each participating institution.

Inclusion Criteria: * Adult patients undergoing a first AF ablation procedures between January 1st, 2027 and January 1st, 2028 Exclusion Criteria: * Inability to provide informed consent