What are the signs of brain infarction patients dying?

For patients with cerebral infarction, often when the patient has a large area of cerebral infarction, it is easy to cause diffuse brain tissue edema, extensive neuronal ischemia and hypoxia, degeneration and necrosis, and will induce increased intracranial pressure, leading to patients with cerebral hernia, seriously threatening the patient's life. When the disease progresses to a certain extent, it will cause the patient to show obvious vital signs disorder, most patients show obvious consciousness disorder state, most patients are in deep coma state, lack of response to external pain stimulation, physiological reflex disappears. At the same time, the patient's vital signs disorder, blood pressure progressive decline, spontaneous respiration weak, once the above situation occurs, the patient should be rescued in time.