Study evaluates the use of phospho-tau levels, total-tau levels, and the phospho tau–total tau ratio as diagnostic and prognostic biomarkers in patients with traumatic brain injury.

A neuropathologist has examined the brains of 111 NFL. players — and 110 were found to have CTE, the degenerative disease linked to repeated blows to the head.

It is increasingly recognized that moderate to severe traumatic brain injury increases the risk for dementia in older adulthood. Whether mild TBI is associated with increased risk of dementia is less clear, especially because fewer prospective studies have focused on mild TBI. This is an important gap in the field, especially because concussion is relatively common, among both the general population and certain groups such as athletes and military service members.

First study to compare neurological and ocular effects of blast injury may open up paths to new interventions.

A study comparing depression rates in men and women one year after moderate or severe TBI shows no significant gender differences in depression symptom levels. But researchers did find different patterns of other symptoms.