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May 7, 2025
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“A Game-Changer in Early Detection: New Blood Test for Alzheimer’s Could Transform Diagnosis”
Imagine a future where Alzheimer’s disease—one of the most feared neurodegenerative disorders—can be detected with a simple blood test. That future may be closer than we think.
In 2024, researchers in Sweden developed a blood test called PrecivityAD2, which can identify Alzheimer’s disease with around 90% accuracy. Unlike traditional diagnostic tools like brain scans or spinal taps, which are costly and invasive, this test could be administered in regular clinics. This means people showing early cognitive symptoms could potentially get diagnosed and treated faster, giving them a better chance to slow down disease progression and plan their future with more clarity.
Although not yet FDA-approved or covered by insurance, the test holds promise in improving access to early care—especially in underserved communities where advanced diagnostics are not easily available.
This breakthrough joins a wave of other innovations this year, including new treatments for rare genetic disorders like Niemann-Pick disease type C, and the development of a single vaccine for both COVID-19 and the flu, which could simplify immunization efforts worldwide.
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