Signs and symptoms
Symptoms of mild traumatic brain injury (MTBI) or concussion can occur up to 48 hours after an incident.
What to do following an incident involving a blow or an impulsive force to the head
If you have experienced a blow to the head, you might be suffering from a concussion or a mild traumatic brain injury (concussion/MTBI). It is important that you watch appearance of symptoms.
Last update: April 11, 2023