Visual Impairment and Dysfunction in Combat-Injured Servicemembers With Traumatic Brain Injury Brahm KD et al. - Blast events were the most frequent mechanism of injury associated with TBI in combat-injured servicemembers. The vision findings suggest that combat troops exposed to blast with a resulting mild TBI are at risk for visual dysfunction, and combat troops with polytrauma injuries are at risk for visual dysfunction and/or visual impairment. [more...]