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AV ratio |
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ratio, AVĀ The ratio of the diameter of the ret-inal arteries to that of the retinal veins. It is usually around two-thirds. Deviations from this value may indicate a vascular disease (e.g. hypertension). Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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