Posttraumatic stress disorder (PTSD) can be a debilitating condition, but at this time no biomarker currently exists. A biomarker is a distinctive biological or biologically derived indicator, such as a biochemical metabolite in the body, an indicator that would confirm a diagnosis of PTSD. Having such a biomarker that could be found in a diagnostic test would certainly speed the diagnosis, thus helping sufferers of PTSD get treatment sooner.
Scientists in Minnesota think they have found a...
