WHAT CAUSES A STROKE：Stroke pathophysiology | STROKE MANUAL

what causes a stroke   what is a metaphor Ischemic Stroke is caused by the occlusion of cerebral arteries due to embolism, thrombosis, or systemic hypoperfusion. The reduction in blood flow leads to a central core of infarction surrounded by an ischemic penumbra, where cells are at risk but potentially salvageable. Key mechanisms include excitotoxicity from excessive glutamate release, oxidative stress, and activation of inflammatory

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