It was reported that vessel dissection occurred.
The target lesion was located in the proximal left anterior descending (lad) artery.
A 3.
50 x 28 synergy ii drug-eluting stent was advanced but failed to cross the lesion.
Pre-dilatation was then performed with a 2.
5x20 maverick and 3.
5x20 nc quantum apex balloon catheters, and the 3.
50 x 28 synergy ii drug-eluting stent was advanced again but still failed to cross the lesion.
A guide wire was advanced and a 4.
0x20 nc quantum apex balloon catheter was used for further dilatation.
However, during inflation, the plaque ruptured and the vessel was dissected.
The procedure was terminated and the patient was sent to open heart surgery for a bypass graft.
No further patient complications were reported.
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