Inclusion Criteria- One week following:
- Traumatic Brain Injury
- Cerebro- Vascular Accident
- Subsequent brain CT showed cerebral cortex injury.
Exclusion Criteria- A known ailment of the central nervous system.
- Use of medications or illicit drugs that significantly affect the central nervous system.
- tourist or temporary residents not available for follow-up.
- For MRI examinations: heart pacemaker, metal implants, or metal shrapnel.