optic disk

n. Anatomy

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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Noun

optic disk - the point where the optic nerve enters the retina; not sensitive to light

optic disc, blind spot

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"

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References in periodicals archive

Galvez-Ruiz A, Elkhamary SM, Asghar N, Bosley TM.Cupping of the optic disk after methanol poisoning.

ROLE OF NEUROIMAGING IN METHANOL TOXICITY - A CASE REPORT

Genome-wide association studies (GWAS) have previously reported strong association between optic disk parameters and variant rs7916697 near ATOH7 in an Australian twin cohort [6], the Rotterdam study [9], and Singapore Asians [10] and very recently in Latino population [11].

Lack of Association between Variant rs7916697 in ATOH7 and Primary Open Angle Glaucoma in a Saudi Cohort

Optic disk localization with this technique has been performed successfully according to its features that can be used in image analysis such as brightness, high contrast, and yellowish disk, where the blood vessels and optic nerves pass through it [2].

Localizing Optic Disc in Retinal Image Automatically with Entropy Based Algorithm

Waite et al., "Long-term outcomes for optic disk pit maculopathy after vitrectomy," Retina, vol.

Role of the Epipapillary Membrane in Maculopathy Associated with Cavitary Optic Disc Anomalies: Morphology, Surgical Outcomes, and Histopathology

Optic disk risk factors for nonarteritic anterior ischemic optic neuropathy.

Are All Retinal Nerve Fiber Layer Defects on Optic Coherence Tomography Glaucomatous?

Optic disk excavation in nonarteritic anterior ischemic optic neuropathy.

COMPARISON OF OPTIC NERVE HEAD MORPHOLOGY IN PATIENTS WITH PRIMARY OPEN ANGLE GLAUCOMA AND NON-ARTERITIC ANTERIOR ISCHEMIC OPTIC NEUROPATHY

"Fast Localization and Segmentation of Optic Disk in Retinal Images Using Directional Matched Filtering and Level Sets" IEEE TRANSACTIONS ON INFORMATION TECHNOLOGY IN BIOMEDICINE, 16: 4.

A comprehensive of symptoms of retinal disease and its segmentation: survey

He walks readers through optic disk size and shape; optic cup shape and depth; optic cup size in relation to the optic disc size; neuroretinal rim size, shape and perfusion; central retinal vessel trunk location; optic disc hemorrhages; parapapillary chorioretinal atrophy; retinal arteriole diameter; and retinal nerve fiber layer defects.

The Optic Nerve Evaluation in Glaucoma: An Interactive Workbook (online access included)

A GPU-based Evolution Strategy for Optic Disk Detection in Retinal Images *

Estrategia evolutiva basada en GPU para la deteccion del disco optico en imagenes de retina