Takeaway
Higher exosomal and plasma levels of neurofilament light (NfL) found in Veterans sustaining remote mild traumatic brain injuries (mTBIs) are associated with increased severity of post concussive syndrome (PCS), post-traumatic stress disorder (PTSD) and depressive symptoms.
Why this matters
These easily accessible biomarkers may serve as a predictor of neurobehavioral state that can in turn be used to aid clinical intervention.