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A "Blinking" Left Ventricular Assist Device, Maya Guglin, Roopa Rao
A "Blinking" Left Ventricular Assist Device, Maya Guglin, Roopa Rao
The VAD Journal
A 61-year-old male with history of coronary artery disease and end stage ischemic cardiomyopathy underwent a successful implantation of a HeartMate 3 device with an uneventful recovery. However, after 6 months, he complained of increased fatigue, intermittent dizziness, and weakness after minor exertion. The pulsatility index was increased to 8, but the left ventricular assist device (LVAD) was otherwise functioning properly. No major changes in either medications or laboratory results were noted. The patient started getting low flow alarms seven months after the procedure and the dizziness increased. On the controller, a continuously changing (“blinking”) speed was noted (Supplemental Video …