The raised disc on the retina at the point of entry of the optic nerve, lacking visual receptors and so creating a blind spot.
Example sentencesExamples
- The optic disc marks the exit point of the retinal nerve fibres from the eye.
- The tumor did not involve the optic disc or nerve.
- Visual acuities should be measured and the optic discs examined.
- Symptoms include floaters and blurred vision caused by swelling of the optic disc and macular edema.
- The optic disk is where all of the nerve fibers come together at the back of the eye.