It was reported that stent premature deployment occurred.The patient presented for percutaneous coronary intervention (pci).The stenosed target lesion was located in the right coronary artery (rca).A 4.00 x 20mm synergy xd drug-eluting stent was advanced for treatment.However, before reaching the correct location, it was noticed that the stent had flared on both proximal and distal ends.It was noted that without touching the inflation device, it was measuring 2 atmospheres already.Subsequently, the stent had to be deployed on the spot.A 4.00 x 24 mm synergy xd drug-eluting stent was used to fully cover the lesion and complete the procedure.No patient complications were reported.
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