optic disc

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Related to optic disks: Optic nerve head

optic disc

n
(Anatomy) a small oval-shaped area on the retina marking the site of entrance into the eyeball of the optic nerve. See blind spot1
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.optic disc - the point where the optic nerve enters the retinaoptic disc - the point where the optic nerve enters the retina; not sensitive to light
retina - the innermost light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve
point - the precise location of something; a spatially limited location; "she walked to a point where she could survey the whole street"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
point aveugle
References in periodicals archive ?
Wang, "Population prevalence of tilted optic disks and the relationship of this sign to refractive error," American Journal of Ophthalmology, vol.
Most individuals with suspicious-appearing optic disks but normal visual fields are considered "glaucoma suspects." Only those in which we can detect or document a change in the optic disk do we call pre-perimetric glaucoma.
The decision to use visual field testing usually is based on the appearance of the optic disk during the eye examination.