Results 81 to 90 of about 1,687 (210)

Rare diseases leading to childhood Glaucoma. epidemiology, pathophysiogenesis, and management [PDF]

open access: yes, 2015
Noteworthy heterogeneity exists in the rare diseases associated with childhood glaucoma. Primary congenital glaucoma is mostly sporadic; however, 10% to 40% of cases are familial. CYP1B1 gene mutations seem to account for 87% of familial cases and 27% of
Abdolrahimzadeh, Solmaz   +5 more
core   +3 more sources

Intervals between visual field tests when monitoring the glaucomatous patient: wait-and-see approach [PDF]

open access: yes, 2012
Purpose.: Published recommendations suggest three visual field (VF) tests per year are required to identify rapid progression in a newly diagnosed glaucomatous patient over 2 years.
Crabb, D. P., Garway-Heath, D. F.
core   +1 more source

Tablet‐based tests of everyday visual function in a diabetic macular oedema (DME) clinic waiting area: A feasibility study

open access: yesOphthalmic and Physiological Optics, Volume 44, Issue 2, Page 388-398, March 2024.
Abstract Purpose (1) To assess the feasibility of conducting tablet‐based vision tests in hospital clinic waiting areas; (2) To test the hypothesis that increasing severity of diabetic macular oedema (DME) is associated with the performance of tablet‐based surrogates of everyday tasks and self‐reported visual function.
Deanna J. Taylor   +6 more
wiley   +1 more source

Comparative Evaluation of the Effectiveness of Standard and Non-standard Computer Perimetry Methods in the Early Diagnosis of Glaucoma

open access: yesOftalʹmologiâ
Purpose: tо compare the effectiveness of standard automated perimetry (SAP) and two non-standard perimetry methods in the diagnosis of the early stage primary open-angle glaucoma (POAG).Patients and methods.
I. L. Simakova   +3 more
doaj   +1 more source

Mechanisms isolated by frequency-doubling technology perimetry.

open access: yesInvestigative ophthalmology & visual science, 2002
The frequency-doubling (FD) phenomenon describes the increase in apparent spatial frequency occurring when low-spatial-frequency sine wave gratings undergo rapid counterphase flicker. It is unclear whether the visual mechanisms isolated when pattern appearance is used as a threshold criterion are the same as when a simple detection criterion (as in FD ...
Andrew John, Anderson, Chris A, Johnson
openaire   +1 more source

Steady-state pattern electroretinogram and frequency doubling technology in anisometropic amblyopia

open access: yesClinical Ophthalmology, 2016
Costantino Schiavi, Filippo Tassi, Alessandro Finzi, Ernesto Strobbe, Mauro Cellini Department of Experimental, Diagnostic, and Specialty Medicine, Ophthalmology Service, University of Bologna, Bologna, Italy Background: Steady-state pattern ...
Schiavi C   +4 more
doaj  

Integration and fusion of standard automated perimetry and optical coherence tomography data for improved automated glaucoma diagnostics [PDF]

open access: yes, 2011
Background The performance of glaucoma diagnostic systems could be conceivably improved by the integration of functional and structural test measurements that provide relevant and complementary information for reaching a diagnosis.
Dimitrios Bizios   +2 more
core   +1 more source

Performance of Humphrey Matrix Frequency Doubling Technology Perimetry and Standard Automated Perimetry Global Indices

open access: yesJournal of the Korean Ophthalmological Society, 2009
Purpose: To evaluate and compare the diagnostic performance of Humphrey Matrix frequency doubling technology perimetry (Matrix) global indices with standard automated perimetry (SAP) for glaucoma discrimination. Methods: Forty-seven healthy and 63 glaucomatous subjects were included in this study.
Yoonpyo Nam   +4 more
openaire   +1 more source

Visual outcomes of bilateral congenital and developmental cataracts in young children in south India and causes of poor outcome

open access: yesIndian Journal of Ophthalmology, 2013
Context: Bilateral pediatric cataracts are important cause of visual impairment in children. Aim: To study the outcome of bilateral pediatric cataract surgery in young children.
Rohit C Khanna   +4 more
doaj   +1 more source

Visual fields in a chloroquine treatment [PDF]

open access: yes, 2014
Purpose: In this study, we describe contrast sensitivity losses in the visual field of a patient affected by chloroquine toxicity, measured with stimuli favoring different visual mechanisms.
Díez Ajenjo, María Amparo   +3 more
core   +3 more sources

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