Catheter-Based Left Atrial Appendage Closure vs Oral Anticoagulation in Patients With Atrial Fibrillation: A Systematic Review and Meta-Analysis.
Importance In patients with atrial fibrillation (AF), oral anticoagulation (OAC) is the gold standard for preventing ischemic stroke, at the expense of a higher risk of bleeding. Catheter-based left atrial appendage closure (LAAC) has been proposed as an alternative strategy to prevent stroke, but the efficacy and safe...