This is the protocol for a review and there is no abstract. The objectives are as follows:
The objectives of this review are to determine:
The effectiveness of percutaneous transluminal angioplasty with or without stent placement compared to best medical care alone in preventing stroke in patients with intracranial artery stenosis that is either symptomatic or asymptomatic;
The frequency of periprocedural stroke (disabling and nondisabling), death and the combination of stroke or death;
The frequency of other periprocedural complications;
The frequency of stroke in the territory of the stenosed vessel, and the frequency of restenosis in the involved vessels; and
The frequency of hospital resource use, including length of stay and frequency of re-admission.