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Story summary
- Boston University researchers report that advanced chronic traumatic encephalopathy significantly increases dementia risk, with stage IV individuals four times and stage III twice as likely to develop dementia.
- The study analyzed 614 brain donations from people with a history of repeated head trauma.
- Among those diagnosed with dementia, 40% were misclassified as having Alzheimer's disease.
- Researchers call for recognizing CTE as an Alzheimer's-related dementia to improve diagnosis and treatment.
