Early Blood Test Signals Alzheimer's Risk Long Before Scans

1 min read
Source: SciTechDaily
Early Blood Test Signals Alzheimer's Risk Long Before Scans
Photo: SciTechDaily
TL;DR Summary

A long-term study of cognitively healthy adults found that plasma pTau217 levels forecast early Alzheimer’s pathology and future cognitive decline, often rising years before amyloid PET scans become positive, suggesting blood tests could enable earlier risk detection and screening for prevention trials.

Share this article

Reading Insights

Total Reads

0

Unique Readers

0

Time Saved

7 min

vs 8 min read

Condensed

97%

1,41542 words

Want the full story? Read the original article

Read on SciTechDaily