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Optic Disk
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Definition of 'Optic Disk'

The portion of the optic nerve seen in the fundus with the ophthalmoscope. It is formed by the meeting of all the retinal ganglion cell axons as they enter the optic nerve.

Common names: Optic Disk; Disk, Optic; Disks, Optic; Optic Disks; Optic Papilla; Optic Papillas; Papilla, Optic; Papillas, Optic; Optic Nerve Head; Head, Optic Nerve; Heads, Optic Nerve; Nerve Head, Optic; Nerve Heads, Optic; Optic Nerve Heads; Blind Spot; Blind Spots; Spot, Blind; Spots, Blind

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Saturday, November 07, 2009

Prediction of functional loss in glaucoma from progressive optic disc damage.

29 Sep 2009 OBJECTIVE: To evaluate the ability of progressive optic disc damage detected by assessment of longitudinal stereophotographs to predict future development of functional loss in those with suspected glaucoma. METHODS: The study included 639 eyes of ... Read more...


Racial variability of glaucoma risk factors between African Caribbeans and Caucasians in a Canadian urban screening population.

29 Sep 2009 BACKGROUND: The significance of race in the development and progression of glaucoma remains controversial, although in most cases the evidence shows greater prevalence and progression of the disease in African American populations. The purpose of ... Read more...


Comparison of retinal nerve fibre layer measurements from time domain and spectral domain optical coherence tomography systems.

29 Sep 2009 OBJECTIVE: To compare retinal nerve fibre layer (RNFL) thickness measurements acquired using spectral domain (SD) and time domain (TD) optical coherence tomography (OCT) systems. STUDY DESIGN: Prospective clinical study. PARTICIPANTS: Twenty eyes of ... Read more...

 

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Technical information about 'Optic Disk'

Definition: The portion of the optic nerve seen in the fundus with the ophthalmoscope. It is formed by the meeting of all the retinal ganglion cell axons as they enter the optic nerve.

Descriptor UI: D009898

Alternative terms: Optic Disk; Disk, Optic; Disks, Optic; Optic Disks; Optic Papilla; Optic Papillas; Papilla, Optic; Papillas, Optic; Optic Nerve Head; Head, Optic Nerve; Heads, Optic Nerve; Nerve Head, Optic; Nerve Heads, Optic; Optic Nerve Heads; Blind Spot; Blind Spots; Spot, Blind; Spots, Blind;

Allowable Qualifiers: abnormalities; anatomy & histology; blood supply; cytology; drug effects; embryology; enzymology; growth & development; immunology; injuries; metabolism; microbiology; parasitology; pathology; physiology; physiopathology; radiation effects; radiography; radionuclide imaging; secretion; surgery; ultrastructure; ultrasonography; chemistry; virology;

Tree Number: A08.800.800.120.680.660; A09.371.729.690;

History Note: 78(75); was see under OPTIC NERVE 1975-77

Technical Notes: neopl: coord IM with OPTIC NERVE NEOPLASMS (IM) + histol type of neopl (IM); do not confuse "optic cup" ( = EYE /embryol) with "optic disk cupping" ( = OPTIC DISK + GLAUCOMA); inflammation = RETINITIS + OPTIC NEURITIS

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