It was reported that a patient presented to hospital with lightheadedness, dizziness, and symptomatic complete heart block.The device longevity estimates went from several years to few months until end of life.Clinician was unable to interrogate the device or obtain a magnet response.No capture or pacing spikes were seen on surface strips.Possibility of outside interference and false elective replacement indicator (eri)/end of life (eol) were suggested as possible issues.The device was explanted and replaced.The patient was stable.
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