Results 11 to 20 of about 12,868 (222)

Comparison of non-cycloplegic photorefraction, cycloplegic photorefraction and cycloplegic retinoscopy in children

open access: yesInternational Journal of Ophthalmology, 2015
AIM: To compare the results of noncycloplegic photorefraction, cycloplegic photorefraction and cycloplegic refraction in preschool and non-verbal children.
Ozdemir Ozdemir   +4 more
doaj   +3 more sources

Agreement in non-cycloplegic and cycloplegic refraction between a photoscreener and a calibrated autorefractor

open access: yesBMC Ophthalmology
Introduction Photoscreeners have been shown to provide excellent measurements of the refractive error. However, whether they could be used for assessing cycloplegic refraction has not been examied.
Piotr Kanclerz   +2 more
doaj   +4 more sources

Vision screening of Greenlandic children evaluating efficacy, coverage and future directions. [PDF]

open access: yesActa Ophthalmol
ENGLISH SUMMARY This thesis presents a comprehensive analysis of vision screening of children in Greenland, focusing on the efficacy of the current programme for six‐year‐old schoolchildren, the prevalence of vision impairment, amblyopia and refractive errors among six‐ and four‐year‐old children and the evaluation of a new screening method for ...
Duelund N.
europepmc   +2 more sources

A randomized clinical trial using cyclopentolate and tropicamide to compare cycloplegic refraction in Chinese young adults with dark irises

open access: yesBMC Ophthalmology, 2021
Background To evaluate the necessity of cycloplegia for epidemiological studies of refraction in Chinese young adults (aged 17–22 years) with dark irises, and to compare the cycloplegic effects of 1% cyclopentolate and 0.5% tropicamide in them. Methods A
Ruxia Pei   +9 more
doaj   +1 more source

Comparisons of Using Cycloplegic Biometry Versus Non-cycloplegic Biometry in the Calculation of the Cycloplegic Refractive Lens Powers

open access: yesOphthalmology and Therapy, 2022
This study investigated the difference between the calculation of cycloplegic crystalline lens power (LP) using non-cycloplegic and cycloplegic biometry data in children, and associated factors were explored.A total of 821 children were enrolled and only right eye was analyzed.
Wang, Zhirong   +9 more
openaire   +2 more sources

Effects of atropine and tropicamide on ocular biological parameters in children: a prospective observational study

open access: yesBMC Ophthalmology, 2023
Highlights 1. Cycloplegic drugs have effects on the ocular biological parameters of children at different ages. 2. The effects of different types of cycloplegic drugs were almost the same in children within the same age groups. 3.
Yulin Tao   +8 more
doaj   +1 more source

Stability of extemporaneously prepared ophthalmic solutions for mydriasis [PDF]

open access: yes, 2018
Purpose Results of an evaluation of the physical and chemical stability of extemporaneously prepared adult and pediatric ophthalmic solutions containing combinations of phenylephrine, tropicamide, and cyclopentolate are reported.
Camp, Nicole A.   +4 more
core   +2 more sources

Vision screening in children:a retrospective study of social and demographic factors with regard to visual outcomes [PDF]

open access: yes, 2015
BACKGROUND: Amblyopia and its risk factors have been demonstrated to be more common among children from low socioeconomic backgrounds. We sought to investigate this association in a region with orthoptic-delivered screening and whole population coverage,
C Gilmour   +18 more
core   +3 more sources

Independent and reciprocal accommodation in anisometropic amblyopia [PDF]

open access: yes, 2010
Accommodation is considered to be a symmetrical response and to be driven by the least ametropic and nonamblyopic eye in anisometropia. We report the case of a 4-year-old child with anisometropic amblyopia who accommodates asymmetrically, reliably ...
Anna M. Horwood   +6 more
core   +1 more source

Topical tropicamide induced delirium and psychosis: case report Delírio e psicose induzidos por tropicamida tópica: relato de caso

open access: yesJornal Brasileiro de Psiquiatria, 2010
Acute psychosis and confusional states are known complications of treatment with anticholinergic agents in the elderly. We report an 87-year-old female patient presenting with acute neurobehavioral abnormalities requiring hospitalization immediately ...
Renato P. Munhoz   +3 more
doaj   +1 more source

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