It was reported that this cardiac resynchronization therapy defibrillator (crt-d) exhibited noise and oversensing on the atrial channel as well as low amplitude.The involved right atrial (ra) lead is a non boston scientific product.Additionally, the patient experienced lightheadedness and felt symptomatic.A patient initiated interrogation was performed and boston scientific technical services (ts) did not observe new episodes.No adverse patient effects were reported.At this time, this device system remains in service.
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