We present a case of an 89-year-old man with a left ventricular assist device and cardiac resynchronization therapy device (CRT-D) who presented with multiple presyncopal events. On the night of admission, telemetry revealed a 13-s pause with appropriately timed pacing spikes but with failure to capture, followed by intermittent ventricular contraction with different QRS morphology. What was the mechanism for his ventricular asystole?
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http://dx.doi.org/10.1111/pace.13773 | DOI Listing |
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