Emboli frequently originate in the heart, aorta, or carotid artery.
Cerebral thrombosis - occurs when blood clots form in the cerebral vessels, cutting off blood flow to the area of the brain supplied by the affected vessel. Impairments resulting from the TIA are temporary and resolve within 24 hours. When attacks last six to ten minutes or longer, brain cell death occurs from a lack of oxygen-carrying blood. Intellectual deficits Communication disorders, such as aphasia Emotional and behavioral changes Functional limitations depend on the severity of the stroke, it's location, related complications, extent of medical care, and other factors. Neurological recovery from stroke decreases with the individual's age and with weakened general health.