Results 1 to 10 of about 41,813 (308)

Indices of myopia incidence in Novgorod region in age aspect

RUDN Journal of Medicine, 2010
The evaluation of ophthalmic diseases incidence and ocular appendicular apparatus, refraction impairment in urban population of the Novgorod region has been carried out.
G A Antropova, T I Okonenko, V R Veber
doaj  

Comparative analysis of refractive errors and ocular biological parameters among pre-myopic adolescents across different age groups and geographical regions

Scientific Reports
This cross-sectional study involved 7514 pre-myopic male adolescents and examined the refraction and ocular biological parameters of these 15- to 19-year-old adolescents across various regions in China.
Siyuan Chen, Lu Yao, Xuefeng Wang, Chen Zhao, Yan Tang, Yu Wang, Zhikang Zou, Yong Liu, Linsong Qi   +8 more
doaj   +1 more source

The Effect of Fasting on Anterior Segment Parameters: A Systematic Review

Journal of Current Ophthalmology
Purpose: To ascertain the effect of Ramadan fasting on the anterior segment. Fasting can affect anterior segment parameters because of altered hydration and metabolism.
Seyed-Hashem Daryabari, Ali Bahramifar, Behnam Hosseini Ahangar, Saeed Karimi, Neda Shajirat, Seyyed Morteza Hosseini Imeni   +5 more
doaj   +1 more source

Ocular surface in patients with different degrees of myopia [PDF]

International Journal of Ophthalmology
AIM: To investigate the clinical features of the ocular surface in patients with different degrees of myopia. METHODS: A cross-sectional study was conducted involving 122 participants with myopia in Beijing Tongren Hospital from February to June, 2023 ...
Yan-Yun Lyu, Shuang Wang, Xiao-Niao Chen, Zhen-Yu Wang, Shan-Shan Huang, Yan Yuan, Hong-Shuang Lu, Wen-Li Yang, Li-Ya Qiao, Lei Tian, Ying Jie   +10 more
doaj   +1 more source

Associations between refraction and ocular biometry in Chinese preschoolers aged 3–6 years: a cross-sectional study in Shunyi, Beijing

BMJ Open
Objective To estimate the associations between refraction and ocular biometry of preschool children (3–6 years old) in Shunyi District, Beijing.Design Cross-sectional study.Setting This study was conducted in 11 kindergartens in Shunyi District, Beijing ...
Rui Wang, Aimin Jiang, Jing Yuan, Qing Xu, Liting Zhu, Zhanfeng Li   +5 more
doaj   +1 more source

Quantitative analysis of retinal vascular parameters changes in school-age children with refractive error using artificial intelligence

Frontiers in Medicine
AimTo quantitatively analyze the relationship between spherical equivalent refraction (SER) and retinal vascular changes in school-age children with refractive error by applying fundus photography combined with artificial intelligence (AI) technology and
Linlin Liu, Lijie Zhong, Linggeng Zeng, Fang Liu, Xinghui Yu, Lianfeng Xie, Shuxiang Tan, Shuang Zhang, Yi-Ping Jiang   +8 more
doaj   +1 more source

Ocular Biometry and Refraction in Mongolian Adults

Investigative Opthalmology & Visual Science, 2004
To describe the variation in ocular biometry and its association with refraction in adult Mongolians.The study included 1800 subjects, aged 40 years or more, who were selected in two Mongolian provinces-Hövsgöl and Omnögobi-to participate in this population survey.
Sanjeewa, Wickremasinghe, Paul J, Foster, Davaatseren, Uranchimeg, Pak Sang, Lee, Joe G, Devereux, Poul Helge, Alsbirk, David, Machin, Gordon J, Johnson, Jamyanjav, Baasanhu   +8 more
openaire   +2 more sources

Ocular Morbidity among Orphanages

Journal of Nepal Medical Association, 2010
INTRODUCTION: The study assesses the spectrum of ocular morbidity and predictors of morbidity in children living in orphanages in the Kathmandu Valley.
M K Shrestha, L Wolf, U Shrestha, K Gurung, B S Chansi, P Dhungana, R Gurung, S Ruit   +7 more
doaj   +1 more source

Efecto de la queratotomía hexagonal sobre la acomodación en hipermetropías primarias Effect of hexagonal keratotomy on accomodation in primary hypermetropies

Revista Cubana de Oftalmología, 2000
Se realiza un estudio prospectivo en 71 ojos operados, de 44 pacientes en edad no présbita, con hipermetropía primaria realizando la técnica de queratotomía hexagonal, con el fin de analizar el comportamiento de la amplitud de acomodación, medida con el ...
José Alberto Cortés Amador, Enrique J. Machado Fernández, María del C. Benítez Merino, Yamila Díaz Parra, Jorge L. Iglesias   +4 more
doaj  

Impact of growth parameters on refraction and ocular biometry in Chinese preschool children (3–6 years): the Beijing children eye study

Frontiers in Pediatrics
BackgroundThis study aims to investigate the relationship between growth and ocular biometry/refraction in preschool children aged 3–6 years.MethodsThis study performed a retrospective evaluation utilizing anonymized data from a pre-existing cohort of ...
Chao Wang, Jing Yuan, Qing Xu, Aimin Jiang   +3 more
doaj   +1 more source