Among the most feared and devastating strokes are ones caused by blockages in the brain's critical basilar artery system. They can cause head-to-toe paralysis called "locked-in syndrome. However, a minority of patients can have good outcomes, especially with new MRI technologies and time-sensitive treatments. These treatments include the clot-busting drug tissue plasminogen activator (tPA), and various new-generation neurothrombectomy devices, according to a review article. View full story