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A new blood test may predict Alzheimer’s risk. It isn’t ready for prime time
By CNN Newsource at KVIA ABC-7
· July 15, 2026
· 6 min read
By Sandee LaMotte, CNN
(CNN) — Cognitively healthy older adults with high levels of a biomarker called p-tau217 in their blood had an estimated 38% greater chance of developing early signs of dementia over five years, a new study found. Over 10 years, the risk was 78% higher, although the data ...
Key takeaway However, blood tests that measure levels of phosphorylated tau 217, or p-tau217, “strongly predict” the buildup of sticky beta-amyloid plaques in the brain, Buckley said.
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Category: local ·
Published: July 15, 2026 ·
Source: KVIA ABC-7 ·
Reading time: 6 min
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What is this story about? By Sandee LaMotte, CNN
(CNN) — Cognitively healthy older adults with high levels of a biomarker called p-tau217 in their blood had an estimated 38% greater chance of developing early signs of dementia over five years, a new study found. Over 10 years, the risk was 78% higher, although the data ...
When was this published? This article was first published on July 15, 2026 by KVIA ABC-7 and curated for The El Paso readers.
Who reported this story? This story was reported by CNN Newsource at KVIA ABC-7. To learn more about how The El Paso selects and reviews stories, see our editorial standards .
Where can I find related coverage? See more local coverage from The El Paso, or browse our daily briefing and topic hubs .
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