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Traumatic brain injury

Age at injury influences dementia risk after TBI

Traumatic brain injury (TBI) is increasingly recognized as a risk factor for dementia. New data provide further support for this association and demonstrate the influence of age at injury and injury severity on dementia risk after TBI, revealing that even mild TBI increases dementia risk in those aged ≥65 years.

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Figure 1: Influence of age and injury severity on neurodegeneration following TBI.

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Correspondence to William Stewart.

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Johnson, V., Stewart, W. Age at injury influences dementia risk after TBI. Nat Rev Neurol 11, 128–130 (2015). https://doi.org/10.1038/nrneurol.2014.241

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