Results 11 to 20 of about 17,826 (229)

Prevalence and degrees of myopia and hyperopia at Gondar University Hospital Tertiary Eye Care and Training Center, Northwest Ethiopia

Clinical Optometry, 2016
Destaye Shiferaw Alemu, Alemayehu Desalegn Gudeta, Ayanaw Tsega Ferede, Haile Woretaw Alemu Department of Optometry, College of Medicine and Health Sciences, Gondar University, Gondar, Ethiopia Background: Refractive errors are the second and third ...
Shiferaw Alemu D, Desalegn Gudeta A, Tsega Ferede A, Woretaw Alemu H   +3 more
doaj   +1 more source

Adequacy of the Fogging Test in the Detection of Clinically Significant Hyperopia in School-Aged Children

Journal of Ophthalmology, 2019
Purpose. To evaluate the efficacy of the “fogging test,” performed with a +2 diopters (D) lens, in the exclusion of clinically significant hyperopia in school-aged children. Methods.
João Esteves Leandro, Jorge Meira, Carla Sofia Ferreira, Renato Santos-Silva, Paulo Freitas-Costa, Augusto Magalhães, Jorge Breda, Fernando Falcão-Reis   +7 more
doaj   +2 more sources

The hyperopia reserve in 3- to 6- years-old preschool children in North China: the Beijing hyperopia reserve research

BMC Ophthalmology
Clinical relevance In recent years, the concept of hyperopia reserve, defined as a physiological hyperopic refractive status preceding emmetropia and myopia, has gained increasing attention. and raised awareness about myopia.
Jianing Pu, Yuxin Fang, Zhen Zhou, Wei Chen, Jianping Hu, Shanshan Jin, Xinli Liu, Lihua Wang, Jingjing Feng, Huan Tong, Shanshan Xing, Ya Xing Wang, Yonghong Jiao   +12 more
doaj   +2 more sources

Quantitative assessment of colour fundus photography in hyperopia children based on artificial intelligence

BMJ Open Ophthalmology
Objectives This study aimed to quantitatively evaluate optic nerve head and retinal vascular parameters in children with hyperopia in relation to age and spherical equivalent refraction (SER) using artificial intelligence (AI)-based analysis of colour ...
Yuan Zhang, Yingting Zhu, Zhirong Wang, Yue Xiao, Yehong Zhuo, Zhidong Li, Guitong Ye, Jianqi Chen, Ruiyu Luo, Rui Xie, Jinan Zhan   +10 more
doaj   +2 more sources

Hyperopia in schoolchildren: investigating the impact on vision and determining appropriate methods for screening [PDF]

, 2023
Introduction: Hyperopia is associated with reduced vision and educational outcomes in schoolchildren. This study explored the impact of clinically significant hyperopia (≥+2.00 D) on visual function in schoolchildren and compared the ability of different
Wood, Joanne M., Read, Scott A., Niall Strang, Hopkins, Shelley, Bright A. Oduro, Shelley Hopkins, Joanne M. Wood, Scott A. Read, Cox, Rebecca A., Oduro, Bright A., Strang, Niall; id_orcid, Rebecca A. Cox   +11 more
core   +1 more source

Visual acuity measures do not reliably detect childhood refractive error--an epidemiological study. [PDF]

, 2012
PURPOSE: To investigate the utility of uncorrected visual acuity measures in screening for refractive error in white school children aged 6-7-years and 12-13-years.
Nicola S Logan, Saunders, Kathryn J., Rudnicka, AR, Saunders, KJ, O'Donoghue, Lisa, Alicja R Rudnicka, Rudnicka Alicja R., McClelland Julie F., Logan, Nicola S., Julie F McClelland, Lisa O'Donoghue, Saunders Kathryn J., Rudnicka, Alicja R., McClelland, Julie F., Logan, NS, McClelland, JF, O'Donoghue, L, O'Donoghue Lisa, Logan Nicola S., Kathryn J Saunders   +19 more
core   +2 more sources

Exotropia in Children with High Hyperopia [PDF]

, 2012
Introduction: This study describes the uncommon association of exotropia in children with high hyperopia. Methods: We retrospectively reviewed the charts of 26 patients seen by our pediatric ophthalmology service between 1990 and 2009 who had an ...
Sylvia R. Kodsi (7928060), Iris S. Kassem (7928063), Steven E. Rubin (7928057)   +2 more
core   +5 more sources

Effect of induced hyperopia on fall risk and Fourier transformation of postural sway [PDF]

PeerJ, 2019
Background and Purpose Fall accidents are a social challenge in Korea and elsewhere. Most previous studies have focused on the effects of reduced visual acuity due to myopia on falls and body balance.
Byeong-Yeon Moon, Jae Hyeok Choi, Dong-Sik Yu, Sang-Yeob Kim   +3 more
doaj   +2 more sources

Flash Electroretinography as a Measure of Retinal Function in Myopia and Hyperopia: A Systematic Review

Vision, 2023
Refractive errors (myopia and hyperopia) are the most common visual disorders and are severe risk factors for secondary ocular pathologies. The development of refractive errors has been shown to be associated with changes in ocular axial length ...
Sania Zahra, Melanie J. Murphy, Sheila G. Crewther, Nina Riddell   +3 more
doaj   +1 more source

A pilot study: lenticule quality of hyperopic small incision lenticule extraction (SMILE) in rabbits

BMC Ophthalmology, 2020
Background To evaluate lenticule surface characteristics of small incision lenticule extraction (SMILE) for hyperopia correction in rabbits. Methods The left and right eyes of 8 rabbits were divided into two groups.
Yu Zhao, Feng Zhao, Tian Han, Jing Zhao, Xingtao Zhou   +4 more
doaj   +1 more source