Boston scientific received information that this patient experienced neck and back pain.The patient was found to have a thrombus and was treated medically.Subsequently, an echocardiogram was performed which revealed a small pericardial effusion.The lead measurements were stable but due to the location of the pericardial effusion the physician suspected that the competitor's right atrial (ra) lead may have perforated.Additionally, it was observed that the right ventricular (rv) lead exhibited high outputs and produced pain and small phrenic nerve stimulation.It was alleged that the rv lead likely perforated also.At this time, the physician plans to continue to monitor.No further complications have been reported.
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