Objective To summarize the experience of the angioplasty of intracranial stenosis and extracranial vertebral artery stenosis with drug-eluting stent( DES), and evaluate the safety, early and mid-term outcomes and preventive effect against restenosis.

• 目的总结药物洗脱支架治疗脑供血动脉狭窄的经验,以探讨其短中期疗效、全性及预防再狭窄的作用。