Results 21 to 30 of about 62,615 (286)

Optic disk drusen in children. [PDF]

open access: yesSurv Ophthalmol, 2016
Chang MY, Pineles SL.
europepmc   +2 more sources

Esotropia, nystagmus and optic disk staphyloma in Donnai-Barrow syndrome

open access: yesRevista Brasileira de Oftalmologia, 2023
A 12-year-old boy with Donnai-Barrow syndrome diagnosed intra-uterus presented esotropia, high myopia, nystagmus, and optic disk staphyloma in an ophthalmologic examination.
Tamíres Able Carmona   +5 more
doaj   +1 more source

Optic nerve head segmentation [PDF]

open access: yes, 2004
Reliable and efficient optic disk localization and segmentation are important tasks in automated retinal screening. General-purpose edge detection algorithms often fail to segment the optic disk due to fuzzy boundaries, inconsistent image contrast or ...
Basu, A.   +6 more
core   +1 more source

A GPU-based Evolution Strategy for Optic Disk Detection in Retinal Images [PDF]

open access: yes, 2016
La ejecución paralela de aplicaciones usando unidades de procesamiento gráfico (gpu) ha ganado gran interés en la comunidad académica en los años recientes.
González-Calederón, Guillermo   +1 more
core   +2 more sources

Smartphone Compatible versus Conventional Ophthalmoscope: A Randomized Crossover Educational Trial

open access: yesJournal of Academic Ophthalmology, 2021
Objective The aim of the study is to compare performance and ease-of-use (EOU) of optic disk assessment using a smartphone direct ophthalmoscope attachment (D-EYE) to the gold standard direct ophthalmoscope (DO).
Rachel Curtis   +6 more
doaj   +1 more source

Optic Disk Melanocytoma. The Clinical Case

open access: yesOftalʹmologiâ, 2022
The purpose of the study was to monitor a 6-year-old optic disc melanocytoma.Patient and methods. A clinical case of optic disc melanocytoma revealed in a woman aged 28 when examining the fundus during a second pregnancy.
I. A. Bashkatova   +3 more
doaj   +1 more source

Analysis of Optic Nerve in Adults With Amblyopia Using OCTA

open access: yesFrontiers in Medicine, 2022
ObjectiveThe aim was to quantify and compare papillary and peripapillary vessel density in amblyopic eyes of adults and age-matched controls.MethodsThis cross-sectional study involved 20 eyes from 10 subjects with anisometropic amblyopia and 12 eyes of 6
Hui Lu   +5 more
doaj   +1 more source

Renal Coloboma Syndrome—An Autosomal Dominant Genetic Disorder

open access: yesIndian Journal of Radiology and Imaging, 2023
Renal coloboma syndrome is an autosomal dominant genetic disorder that primarily affects kidney and eye development. It is also known as papillorenal syndrome.
S. Shanmuga Jayanthan   +6 more
doaj   +1 more source

Image correlators using optical memory disks [PDF]

open access: yes, 1989
Image correlators are described and experimentally demonstrated that are implemented using optical memory disks to store a large library of reference ...
Neifeld, Mark A.   +2 more
core   +1 more source

Automatic Determination of Vertical Cup-to-Disc Ratio in Retinal Fundus Images for Glaucoma Screening

open access: yesIEEE Access, 2019
Glaucoma is a chronic progressive optic neuropathy that causes visual impairment or blindness if left untreated. It is crucial to diagnose it at an early stage in order to enable treatment.
Jiapan Guo   +4 more
doaj   +1 more source

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