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Updated: Aug 24, 2025

The WATCHMAN Left Atrial Appendage Closure Device for Atrial Fibrillation
Published on: February 28, 2012
Left atrial thrombus after placement of watchman device
Emmanuel Isang1, Shawna Stephens1, Tyler Coombes1
1Graduate School of Medicine University of Tennessee Knoxville Tennessee USA.
Abstract:
Atrial fibrillation is an irregular rhythm with increased risk of morbidityand mortality. Commonly due to thromboembolism at the left atrialappendage. Guideline therapy for atrial fibrillation is anticoagulation.Alternative treatment includes closure with the Watchman device. Wepresent a case of Watchman device-related thrombus seven monthsafter placement.
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