It was reported that this cardiac resynchronization therapy pacemaker (crt-p) system exhibited oversensing in the right atrial (ra) and right ventricular (rv) channel.The device was programmed with the ra sensing turned off, technical services (ts) suspected the signs and non physiologic noise and recommended to bring the patient into the clinic to do isometrics to recreate the noise and to continue to monitor.This crt-p system remains in service.No adverse patient effects were reported.Additional information was received which indicated that, this crt-p was explanted and replaced.No additional adverse patient effects were reported.
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