Watchman Device Dislodgement Creating a Left Ventricular Outflow Tract Obstruction Requiring Emergency Cardiopulmonary Bypass
Author(s) -
A B Roberts,
Steven Mach,
Jason Goebel,
Heather L. Palomino,
Derek Horstemeyer
Publication year - 2022
Publication title -
case reports in anesthesiology
Language(s) - English
Resource type - Journals
eISSN - 2090-6390
pISSN - 2090-6382
DOI - 10.1155/2022/3215334
Subject(s) - medicine , cardiology , cardiopulmonary bypass , occlusion , stenosis , left atrial appendage occlusion , atrial fibrillation , ventricular outflow tract obstruction , ventricular outflow tract , aortic valve replacement , stroke (engine) , complication , mechanical engineering , hypertrophic cardiomyopathy , warfarin , engineering
Left atrial appendage (LAA) occlusion device implantation is becoming a more common alternative for stroke prophylaxis in patients with nonvalvular atrial fibrillation (AF) who are not able to tolerate long-term anticoagulation. Studies suggest the procedure has a 98.5% successful deployment rate (Boersma et al., 2016). We present a case where a rare but known complication involving dislodgement and migration of an implanted Watchman LAA occlusion device led to functional stenosis of the aortic valve creating a left ventricular outflow tract (LVOT) obstruction necessitating emergency cardiopulmonary bypass in the electrophysiology lab to safely retrieve the device.
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