Optic cup (anatomical)
Appearance
The optic cup is the white, cup-like area in the center of the optic disc.[1]
The ratio of the size of the optic cup to the optic disc (or cup-to-disc ratio) is measured to diagnose glaucoma.
References
- ^ Algazi VR, Keltner JL, Johnson CA (1985). "Computer analysis of the optic cup in glaucoma". Invest. Ophthalmol. Vis. Sci. 26 (12): 1759–70. PMID 4066212.
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