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28.08.26 - 06:36
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FDA Clears Blood Test To Detect Signs Of Alzheimer′s Disease (ZeroHedge)
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FDA Clears Blood Test To Detect Signs Of Alzheimer's Disease
Federal regulators have cleared a blood test aimed at detecting signs of Alzheimer's disease.
The Food and Drug Administration cleared a blood test known as Elecsys pTau-217 for people aged at least 55 who have shown signs of, or have been complaining of, cognitive decline, Roche announced on Aug. 24.
The test, which can be used by primary care doctors and specialists, detects a biomarker called plasma phosphorylated tau 217. In a study that ran from 2004 to 2025 and was published in JAMA, researchers found that higher levels of the biomarker were associated with an increased risk of progression to cognitive impairment.
As Zachary Stieber reports via The Epoch Times, the FDA has previously approved several other tests for Alzheimer's, beginning in 2025 with a test from Fujirebio Diagnostics that measures both pTau217 and another protein. Roche said its test is the first to measure a single biomarker.
"Elecsys pTau217 has the...
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