Stent upgrade

Coronary arteries which block again after angioplasty may be best treated by placing a drug-eluting stent inside the original bare-metal stent, according to two trials presented at the conference.

Adding a paclitaxel-eluting stent reduced angiographic restenosis at nine months by 53 per cent more than vascular brachytherapy (VBT), which delivers radiation by catheter to inhibit the growth of smooth muscle cells ( Pictured is a coloured 3D CT scan of a stent (orange) placed in the anterior intraventricular artery of a patient with heart disease.

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