Results 1 to 10 of about 125,571 (334)

Retina image–based optic disc segmentation [PDF]

open access: goldAdvances in Mechanical Engineering, 2016
The change of optic disc can be used to diagnose many eye diseases, such as glaucoma, diabetic retinopathy and macular degeneration. Moreover, retinal blood vessel pattern is unique for human beings even for identical twins. It is a highly stable pattern
Ching-Lin Wang   +6 more
doaj   +2 more sources

Identifying Those at Risk of Glaucoma: A Deep Learning Approach for Optic Disc and Cup Segmentation and Their Boundary Analysis [PDF]

open access: goldDiagnostics, 2022
Glaucoma is a leading cause of irreversible vision loss that gradually damages the optic nerve. In ophthalmic fundus images, measurements of the cup to optic disc (CD) ratio, CD area ratio, neuroretinal rim to optic disc (RD) area ratio, and rim ...
Jongwoo Kim   +3 more
doaj   +2 more sources

The Effect of Optic Disc Center Displacement on Retinal Nerve Fiber Layer Measurement Determined by Spectral Domain Optical Coherence Tomography. [PDF]

open access: yesPLoS ONE, 2016
To investigate the effect of optic disc center displacement on retinal nerve fiber layer (RNFL) measurement determined by spectral domain optical coherence tomography (SD-OCT).The optic disc center was manipulated at 1-pixel intervals in horizontal ...
Joong Won Shin   +6 more
doaj   +6 more sources

Optic disc edema associated with neuroborreliosis [PDF]

open access: yesIDCases
Purpose: Optic disc edema as the primary ocular manifestation of Lyme disease is rare. Current knowledge of the presentation and treatment of optic disc edema in neuroborreliosis relies on case reports.
Molly Barten   +2 more
doaj   +2 more sources

Morphometric parameters of the optic disc and peripapillary retina in children in cases of congenital pathology

open access: yesРоссийский офтальмологический журнал, 2022
Purpose: to study the nature of changes in morphological parameters of the children’s optic disc and peripapillary retina in cases of congenital pathology.Material and methods.
T. V. Sudovskaya, L. V. Kogoleva
doaj   +1 more source

Serous maculopathy in congenital cavitary optic disc anomaly: A case series. [PDF]

open access: goldAm J Ophthalmol Case Rep
Krivit J   +5 more
europepmc   +2 more sources

Radial peripapillary capillary network in optic disc anomalies with abnormal tissues on disc surface

open access: yesIndian Journal of Ophthalmology, 2023
Background: Optic disc anomalies with abnormal tissue on the disc surface includes, myelinated nerve fiber, optic disc drusen, and Bergmeister papillae.
Tarannum Mansoori
doaj   +1 more source

Optical Coherence Tomography Angiography of the Optic Disc; an Overview. [PDF]

open access: yes, 2017
Different diseases of the optic disc may be caused by or lead to abnormal vasculature at the optic nerve head. Optical coherence tomography angiography (OCTA) is a novel technology that provides high resolution mapping of the retinal and optic disc ...
Akil, Handan   +3 more
core   +7 more sources

A mathematical model for describing the retinal nerve fiber bundle trajectories in the human eye:Average course, variability, and influence of refraction, optic disc size and optic disc position [PDF]

open access: yes, 2012
Previously we developed a mathematical model for describing the retinal nerve fiber bundle trajectories in the superior-temporal and inferior-temporal regions of the human retina, based on traced trajectories extracted from fundus photographs.
Jansonius, Nomdo M.   +4 more
core   +8 more sources

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