Those with such symptoms, or those who are at higher risk of a more serious brain injury, may undergo brain imaging to detect lesions and are frequently observed for 24–48 hours.
Dem der har disse symptomer, eller dem med en højere risiko for en mere alvorlig hjerneskade, kan undergå en hjernescanning for at opdage eventuelle læsioner, og bliver ofte overvåget i 24-48 timer.