Alzheimer’s may leave a mark on the brain long before plaques appear
Originally at sciencedaily.com
Summary & scoring by The Bell Brief (Dr. Jennifer Bell) using the Drill-Down Protocol (Drill-Down Score) — not the original publisher.
Why it matters for dental
Dental practices that treat older adults may see rising demand for early cognitive screening or referral pathways, because Alzheimer’s-related brain changes can begin seven years before plaques are visible on PET scans.
Key points
- Longitudinal study of healthy older adults found Alzheimer’s-linked brain changes detectable up to seven years before amyloid plaques appear on current PET imaging.
- Repeated brain imaging was conducted over nearly 20 years, allowing researchers to identify pre-plaque disease signals.
- Early identification could shift the window for intervention, potentially affecting patient consent capacity and treatment planning in dental settings.
- No immediate regulatory or payer policy changes are stated; the finding is currently research-stage.
Who should care
Read the original on ScienceDaily Dentistry
Full reporting and any paywall content live on sciencedaily.com. We summarize and score; we do not republish.
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