There is, however, data to allude to in a randomized trial comparing aspirin versus warfarin in the management of intracranial ... unilateral vertebral artery stenosis or occlusion is well tolerated.

Patients with vertebrobasilar stenosis are currently being enrolled in two other randomized studies; the Vertebral Artery Stenting Trial (VAST), 8 for stenting of intracranial or extracranial ...

Stenosis or occlusion ... artery stenosis, no treatment is usually necessary if no symptoms are present. Patients with symptoms, however, need a thorough investigation and represent the small ...