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by mattkrause 251 days ago
You can do PET imaging for it--there are a bunch of 18F-based tracers that work reasonably well. It also inversely correlates with Abeta levels in the CSF. Ne

Neither of those are particularly easy procedures, but certainly better than a biopsy (and autopsy!)

https://pmc.ncbi.nlm.nih.gov/articles/PMC3264790/