Abstract
Introduction: Left atrial appendage (LAA) closure devices offer alternatives to systemic anticoagulation in patients with atrial fibrillation. Device selection is determined by LAA ostial size, morphology and depth. Traditionally, transesophageal echo (TEE) has been utilized for assessing LAA anatomy. This study aims to evaluate if using cardiac computed tomography (CT) area and perimeter better predicts final device selection.
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