It was reported that this pacemaker was unable to enter magnetic resonance imaging (mri) protection mode for a scheduled mri scan.A device check revealed that this pacemaker had triggered a right ventricular (rv) lead lead safety switch (lss) due to an unspecified out-of-range pace impedance measurement, thus the mri scan was considered off-label.The health care professional (hcp) was advised to reach out to cardiology for an updated mri order, if they wished to proceed with an off-label mri.Review of remote monitoring data revealed fluctuating and high out-of-range pace impedance measurements greater than 2,000 ohms since december 2022.This pacemaker system remains in service.No adverse patient effects were reported.
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