Results 1 to 10 of about 40,277 (161)

High myopia at high altitudes

open access: yesFrontiers in Physiology
Background: Optic nerve sheath diameter (ONSD) increases significantly at high altitudes, and is associated with the presence and severity of acute mountain sickness (AMS). Exposure to hypobaria, hypoxia, and coldness when hiking also impacts intraocular
Ta-Wei Wang   +17 more
doaj   +3 more sources

Epidemiology of pathologic myopia in UK adults with high myopia. [PDF]

open access: yesBr J Ophthalmol
Aims To conduct the first cross-sectional epidemiological investigation of pathologic myopia (PM) in UK adults with high myopia. Methods Fundus photographs of 3024 highly myopic eyes (spherical equivalent refraction (SER) ≤−5.00D) from
Yii F   +5 more
europepmc   +6 more sources

High myopia: Reviews of myopia control strategies and myopia complications

open access: yesOphthalmic and Physiological Optics
Aims: Most participants in myopia control studies have low and moderate myopia, relatively little is known about myopia control in high myopia. This review aims to evaluate the efficacy of myopia control strategies in high myopia and report on the structural and pathological complications of the eye.Methods: Comprehensive literature searches were ...
Bruce J W Evans   +2 more
exaly   +4 more sources

Prevalence and incidence of myopia and high myopia among children and adolescents in Qingdao, China (2022–2024): a longitudinal study [PDF]

open access: yesBMC Public Health
Purpose Myopia has emerged as a major global public health concern, especially among children and adolescents in China. This study assessed the prevalence and incidence of myopia and high myopia among school-aged children in Qingdao, examining ...
Farheen Tariq   +5 more
doaj   +2 more sources

High myopia and its risks

open access: yesCommunity Eye Health Journal, 2019
High myopia increases the risk of blinding eye conditions, so regular follow-up is essential.
Katie Williams, Christopher Hammond
doaj   +2 more sources

Differences in macular structure and microvasculature between high myopia and non-high myopia. [PDF]

open access: yesFront Med (Lausanne)
PurposeTo investigate the retinal and choroidal morphological and microvascular changes in myopic eyes using optical coherence tomography angiography (OCTA).MethodsIn this retrospective, cross-sectional study, 142 eyes from 84 myopic patients were categorized into two groups based on spherical equivalent (SE): high myopia (HM; SE ≤ −6.0 D, 72 eyes) and
Chen Q   +7 more
europepmc   +3 more sources

Prevalence and distribution of low and high myopia in Mexican outpatients: a nationwide cross-sectional clinic-based study [PDF]

open access: yesFrontiers in Medicine
BackgroundMyopia is a global public health concern and a leading cause of distance vision impairment, affecting mainly children and young adults. Although several studies have reported myopia prevalence in Mexico, recent nationwide data, especially ...
José Antonio Magaña-Lizárraga   +10 more
doaj   +2 more sources

Distribution of Ocular Anterior and Posterior Segment Lengths Among a Cataract Surgical Population in Shanghai

open access: yesFrontiers in Medicine, 2021
Purpose: To investigate the distributions of the ocular anterior and posterior segment lengths among a cataract surgical population in Shanghai.Design: Cross-sectional study.Methods: Ocular biometric parameters of 23,462 eyes of 23,462 cataract surgery ...
Jiao Qi   +34 more
doaj   +1 more source

Awareness of high and pathological myopia among myopic patients in China: A cross‐sectional multicenter survey

open access: yesMedComm – Future Medicine, 2023
This study aimed to investigate the awareness of high and pathological myopia among patients with high myopia. A cross‐sectional multicenter survey involving both physicians and patients was conducted between February and April 2021.
Jing Zhao   +11 more
doaj   +1 more source

Ocular biological parameters and prevalence of myopia in vocational high school and general high school in China

open access: yesFrontiers in Public Health, 2023
SignificanceHigher prevalence of myopia is possibly associated with more extended schooling schedules. Therefore, adjustments to high school curricula may aid in reducing the prevalence of myopia among adolescents.PurposeTo investigate the prevalence of ...
Yang Liu   +6 more
doaj   +1 more source

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