WE have recently studied 2 patients with symptoms of cerebral ... or complete occlusion, by a vascular clamp, of the left subclavian artery proximal to the origin of the vertebral artery.

During the follow-up period, there were no recurrent cerebral ischemic events, including or stroke. Six (27.27%) arteries were found to exhibit angiographic re-stenosis. The clinical effect of balloon ...

7 Patients were eligible for inclusion in the trial if they were 18 to 80 years of age; had an occlusion of the basilar artery or intracranial segments of both vertebral arteries that could be ...