Common causes include osteophytes or disc herniations [1]. This dynamic stenosis results in symptoms of vertebrobasilar insufficiency (VBI) such as vertigo, nystagmus, dizziness, and changes in vision ...
Revascularization therapy for symptomatic vertebrobasilar insufficiency should be considered in patients with bilateral vertebral artery stenosis of greater than 60% if both are patent or a ...
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