A 53 year-old man developed the acute onset of tetraplegia. On exam, he had paralysis of the tongue and flaccid weakness of all four extremities. Sensation to pinprick was absent below the neck, but ...

Approximately 20% of ischemic strokes involve the posterior circulation, primarily supplied by the vertebrobasilar system. While much is known about the stroke risk of vertebrobasilar stenotic disease ...