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Spinal-Fluid Test Confirmed To Predict Alzheimer's

omnibit writes "The New York Times reports that researchers have found a spinal-fluid test can be 100 percent accurate in identifying patients with significant memory loss who are on their way to developing Alzheimer's disease. The new study included more than 300 patients in their seventies, 114 with normal memories, 200 with memory problems, and 102 with Alzheimer's disease. Their spinal fluid was analyzed for amyloid beta, which forms plaques in the brain, and for tau, another protein that accumulates in dead and dying nerve cells in the brain. Nearly every person with Alzheimer's had the characteristic spinal fluid protein levels."

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  1. Re:100% Accurate, Nearly All of the Time! by GNUALMAFUERTE · · Score: 5, Interesting

    Yeah, not only that, but also it says that many people without Alzheimer's turned out positive too ... so they assumed those are going to develop Alzheimer's.

    It produces false negatives, and it might be producing false-positives, but we won't know until 10 or 20 years later. But it still is 100% accurate. Nice math there. This trend of early publishing non peer reviewed material while making extraordinary claims, only to never hear from it again is starting to get really old.

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    WTF am I doing replying to an AC at 5 A.M on a Friday night?