Definition of optic disc in English:

optic disc

noun

Anatomy

单词	optic disc
释义	Definition of optic disc in English: optic disc noun Anatomy The raised disc on the retina at the point of entry of the optic nerve, lacking visual receptors and so creating a blind spot. 〔剖〕视盘，视神经乳头 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.
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