The signs and symptoms of cerebrovascular disease or a cerebrovascular attack depend on where the blockage or damage occurs, and how much cerebral tissue is affected.

Different events may have different effects, but common signs and symptoms include:
– A severe and sudden headache
– Paralysis of one side (hemiplegia)
– Weakness on one side (hemiparesis)
– Confusion
– Difficulty communicating, including slurred speech
– Loss of half of vision
– Loss of balance
– Loss of consciousness