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Combined retinal amyloid count and venous tortuosity index correlated with verbal memory and cognitive quality measures. The joint retinal biomarker model demonstrates stronger association with cognition than either measure alone.

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![Figure 9: Combined retinal amyloid count and venous tortuosity index correlated with verbal memory and cognitive quality measures. The joint retinal biomarker model demonstrates stronger association with cognition than either measure alone.]()

> Source: Oana M Dumitrascu et al. "Retinal Venular Tortuosity Jointly with Retinal Amyloid Burden Correlates with V." *Cells*, 2021. PMID: [34831149](https://pubmed.ncbi.nlm.nih.gov/34831149/)
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  <img src="" alt="Combined retinal amyloid count and venous tortuosity index correlated with verbal memory and cognitive quality measures. The joint retinal biomarker model demonstrates stronger association with cognition than either measure alone." />
  <figcaption>Figure 9. Combined retinal amyloid count and venous tortuosity index correlated with verbal memory and cognitive quality measures. The joint retinal biomarker model demonstrates stronger association with cognition than either measure alone.<br>  Source: Oana M Dumitrascu et al. "Retinal Venular Tortuosity Jointly with Retinal Amyloid Burden Correlates with V." <em>Cells</em>, 2021. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/34831149/">34831149</a></figcaption>
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