It was reported that air embolism, st elevation and no flow occurred.The target lesion was located in the left anterior descending artery.The opticross hd imaging catheter was advanced for ultrasound examination of the target lesion.Image fallout occurred with injection using a 3cc syringe.Air embolism followed with st elevation causing no flow in the artery.Nicardipine was given to treat the embolism.The procedure was completed successfully and the patient fully recovered.It was further reported via medwatch (b)(4) that the image became dark indicating air bubbles in the system.Liquid was purged to get the image back and shortly after the purge, the patient developed st elevation.The patient did not experience any pain.
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