New testing system can detect TBI in wounded soldiers Follow Us Question of the Day By Mike Glenn - The Washington Times - Monday, January 11, 2021 More than 400,000 military personnel sustained traumatic brain injuries as a result of combat or training accidents between 2000 and 2019 and now the Food and Drug Administration has approved a blood test that can rapidly detect early signs of the condition that has been linked to Parkinson’s disease and other maladies, Army officials announced Monday. Developing a field-deployable detection system for TBI has been a top priority for the Department of Defense for more than a decade, military officials said.