It was reported that stent mal apposition and perforation occurred.The target lesion was located in the left anterior descending artery (lad).A rotablator was used in the proximal lad and a 3.0 synergy ii drug-eluting stent was implanted in the proximal to mid lad.However, the mid to distal area where the rota was performed had recoiled and angiographic distortion of the stent was noted.A 3.0 nc balloon catheter was advanced for post-dilatation but the stent would recoil upon deflation of the balloon.Atmospheric pressure was increased to rated, however, perforation occurred.A pericardiocentesis was performed and the balloon was inflated for a long period of time.The patient stabilized and no further perforation was noted.The patient was discharged without any additional issues.
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