The estimated rate of occurrence is 618 per 100,000.
A few common causes are sports injuries, vehicle accidents, falls, violence, or construction.
Characteristics Behavioral characteristics could include: memory deficits confusion cognitive processing issues frustration loss of impulse control chemical imbalance in brain that may causes mood changes
Physical Characteristics Physical Characteristics all depend on the severity of the injury. They could include anything from vomiting, nausea, problems with motor coordination, headaches, difficulty awakening, slurred speech, blurred or loss of vision, pupil dilation, fatigue, convulsions, or even death.