there is a graded system showing a progressive change in the ipsilateral vertebral artery waveform. Grade I lesions demonstrate antegrade flow with a diminished peak systolic velocity. Grade II ...

Currently, there is no consensus on the most effective medical therapy for posterior circulation ischemia. To date, there have been no randomized trials studying the use of different antiplatelet ...

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Owing to the improvement in BMT after completion of initial CEA and some of the CAS trials, the SPACE-2 (Stent Protected Angioplasty in Asymptomatic Carotid Artery Stenosis vs ... vasculature to ...