Dementia-Related Marker Found in Former Pro Athletes with Concussion History

May 8, 2019

(Reuters) – Levels of a protein called tau in spinal fluid may help predict which former pro athletes with multiple concussions will end up with long lasting effects from their history of jolts to the brain, a new study suggests. Elevated tau levels found in some concussed former athletes were associated with signs of damage to brain-cell connection bundles on brain scans and with poorer performance on cognitive tests, the study team reports in Neurology.

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