and Investigations to Assess Traumatic Brain Injury.

Traumatic brain injury (TBI) is a major source of death and disability worldwide; however, its pathogenesis is no longer regarded as an immediate, irreversible process that occurs at the time of injury. Long-term alterations in personality, sensory-motor function, and cognition are common among trauma survivors. The pathophysiology of brain injury is very complex, so it is difficult to understand.