Alzheimer’s blood tests are advancing diagnosis. What can they really tell us?
The Hindu — Health · 21 Sep 2026
We couldn't retrieve the full article from The Hindu — Health, so this is the available summary.
Blood tests such as p-tau217 and p-tau181 can help identify changes linked to Alzheimer’s disease. Neurologists explain what these tests can detect, how they aid diagnosis and what the results can and cannot tell patients
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