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The Lead Episode 151: Heart Rhythm 2026 Late-Breaker Coverage: A Discussion of Outcomes of Left Atrial Appendage Closure versus Oral Anticoagulation in Patients with Atrial Fibrillation and Prior Ablation: A Sub-Analysis of the CHAMPION-AF Clinical Trial
This late-breaking sub-analysis from the CHAMPION-AF trial evaluated outcomes of left atrial appendage closure (LAAC) with the WATCHMAN FLX device versus oral anticoagulation in patients with atrial fibrillation who had previously undergone catheter ablation. Investigators found that LAAC provided similar protection against stroke, cardiovascular death, and systemic embolism compared with non-vitamin K oral anticoagulants (NOACs), while significantly reducing non-procedural bleeding events, regardless of prior ablation status. These findings suggest LAAC may be a viable alternative to…
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