Post-Traumatic Headaches after Brain Injury
Prevalence The overall incidence of TBI in the United States is a shocking 1.8 million cases per year, of which 30 to 90 percent, per retrospective studies, will have a post-traumatic headache (PTHA) component. Fully 2 percent of the entire U.S. population is disabled secondary to headaches. In addition, nearly 45 percent of head and neck injuries are accompanied by chronic headaches at six months, and at 1 year, headache pain is present in 20 percent of such individuals and is considered chronic. It is no wonder PTHA is considered the most universally shared symptom of traumatic brain injury. A