Results 21 to 30 of about 189,741 (292)

The multifocal pattern electroretinogram in chloroquine retinopathy [PDF]

open access: yes, 2004
Purpose: Optimal screening for ocular toxicity caused by chloroquine and hydroxychloroquine is still controversial. With the multifocal pattern electroretinogram (mfPERG), a new electrophysiological technique has recently become available to detect early
Arden, G. B.   +4 more
core   +1 more source

Visual field loss and vision-related quality of life in the Italian Primary Open Angle Glaucoma Study. [PDF]

open access: yes, 2018
The aim of this study was to examine the relationship between visual field (VF) loss, vision-related quality of life (QoL) and glaucoma-related symptoms in a large cohort of primary open angle glaucoma (POAG) patients.
Galli, Fabio   +10 more
core   +2 more sources

ASSESSMENT OF COLOR VISION FOR DIAGNOSIS AND DYNAMIC MONITORING OF MULTIPLE SCLEROSIS

open access: yesAlʹmanah Kliničeskoj Mediciny, 2016
Background: Multiple sclerosis is regarded as the most frequent cause of neurological disability. Visual disturbances are common and may be due to pathology of retina, optic nerve and cerebral conduction tracts (optic tract).
N. V. Kuchina   +5 more
doaj   +1 more source

Complications of frontal defects [PDF]

open access: yes, 1987
A case where the severe course of an orbital phlegmon led to a functionally and cosmetically poor condition is presented. Thirty-five years later, it was possible to achieve a satisfactory result through several operations performed with ...
Berghaus, Alexander, Schmidt, B.
core   +1 more source

Acquired Color Vision Defects in Chronic Heavy Smoking

open access: yes, 2017
Nicotine, a psychoactive compound of cigarette, is an alkaloid that binds and activates nicotinic acetylcholine receptors on the retina and lateral geniculate nucleus, being able to affect visual spatial processing.
T. Fernandes   +4 more
semanticscholar   +1 more source

The Influence of the Extent of Color-Vision Deficiency on Shade-Matching Ability

open access: yesActa Stomatologica Croatica, 2019
Objective: To evaluate the influence of the extent of color-vision deficiency on visual shade-matching ability. Materials and methods: Six groups were investigated: the control group (N = 68), the protan medium deficiency (PMED) group (N = 5), the protan
Boštjan Pohlen   +2 more
doaj   +1 more source

Bioelectric activity of the visual system in trichromats and color-blinds according to visual evoked potentials to achromatic and chromatic stimuli

open access: yesJournal of Ophthalmology, 2017
Background. Psychophysical methods, the most known of which are polychromatic tables and spectral anomaloscope study, are used for diagnostics of color vision defects.
N.I.Khramenko   +2 more
doaj   +1 more source

The Effect of Cone Opsin Mutations on Retinal Structure and the Integrity of the Photoreceptor Mosaic [PDF]

open access: yes, 2012
Purpose. To evaluate retinal structure and photoreceptor mosaic integrity in subjects with OPN1LW and OPN1MW mutations. Methods. Eleven subjects were recruited, eight of whom have been previously described.
Banin, Eyal   +19 more
core   +2 more sources

Prevalence and awareness levels of color blindness among students of faculty of dentistry and dental prosthesis technology program

open access: yesEuropean Oral Research, 2022
Purpose The aim of this study was to evaluate the prevalence and awareness levels of color blindness among students in a faculty of dentistry and dental prosthesis technology program in two different universities.
Ayşe Seda Ataol, Gülfem Ergün
doaj   +1 more source

Multispectral images of peach related to firmness and maturity at harvest [PDF]

open access: yes, 2009
wo multispectral maturity classifications for red soft-flesh peaches (‘Kingcrest’, ‘Rubyrich’ and ‘Richlady’ n = 260) are proposed and compared based on R (red) and R/IR (red divided by infrared) images obtained with a three CCD camera (800 nm, 675 nm ...
A. Herrero   +35 more
core   +3 more sources

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