Definition of optic disc in English:
The raised disc on the retina at the point of entry of the optic nerve, lacking visual receptors and so creating a blind spot.
- The optic disc marks the exit point of the retinal nerve fibres from the eye.
- Symptoms include floaters and blurred vision caused by swelling of the optic disc and macular edema.
- Visual acuities should be measured and the optic discs examined.
Definition of optic disc in:
- US English dictionary
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