Health
First blood test to help diagnose Alzheimer’s goes on sale – Fox Business
To be diagnosed, people must have symptoms such as memory loss plus evidence of a buildup of a protein called beta-amyloid in the brain.
A company has started selling the first blood test to help diagnose Alzheimer’s disease, a leap for the field that could make it much easier for people to learn whether they have dementia. It also raises concern about the accuracy and impact of such life-altering news.
Independent experts are leery because key test results have not been published and the test has not been approved by the U.S. Food and Drug Administration — it’s being sold under more general rules for commercial labs. But they agree…
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