The Different Etiologies of Stroke

The Toast Criteria was developed in the 1980s or 1990s. The criteria they used were very useful scaffolding for how do we build our concept of stroke pathophysiology. A large artery atherosclerosis, so something like artery to artery from a carotid or intracranial atherosclerotic disease. Bilateral thalamic lesions are one of those rabbit holes in neurology that will leave for a future episode.