نتایج جستجو برای: uncorrected refraction errors
تعداد نتایج: 150725 فیلتر نتایج به سال:
PURPOSE To investigate the efficacy and safety of implantation of an iris-claw phakic intraocular lens (PIOL), Artisan Myopia, in Asian eyes. SETTING Minamiaoyama Eye Clinic, Tokyo, Japan. METHODS Forty-four eyes of 32 Japanese patients and 1 Korean patient with high myopia had Artisan Myopia lens implantation to correct their refractive errors. Lens models, 5/8.5 or 6/8.5 (optic diameter/o...
PURPOSE To assess clinical outcomes and subjective experience after bilateral implantation of a diffractive trifocal intraocular lens (IOL). SETTING Midland Eye Institute, Solihull, United Kingdom. DESIGN Cohort study. METHODS Patients had bilateral implantation of Finevision trifocal IOLs. Uncorrected distance visual acuity, corrected distance visual acuity (CDVA), and manifest refractio...
Purpose: To clinically evaluate a new extended depth of focus intraocular lens (ISOPURE, PhysIOL) with optic design modification based on unique polynomial concept to improve intermediate vision while keeping the quality distance equal monofocal lens. Methods: 18 patients (11 female, 7 male, mean age 69.4 years) bilateral cataract and regular corneal astigmatism ? 1.0 D underwent surgery ISOPUR...
purpose: to determine the efficacy, safety, and stability of these techniques and some factors affecting refractive and visual outcomes in treated patients. methods: 236 lasik-treated eyes (122 patients) and 218 prk-treated eyes (112 patients) with myopia and myopic-astigmatism between -1.25 and -4 diopters (d) underwent refractive surgery over an 11 month period by a single surgeon. patients w...
Background: Uncorrected refractive errors (URE) present an enormous burden on children in Kenya. The study investigated factors associated with URE school-going adolescents Kakamega County, Material and methods: An observational, cross-sectional multistage sampling was conducted randomly selected secondary school students forms one to four. Comprehensive clinical examinations by optometrists we...
PURPOSE To report the prevalence of blindness and visual impairment and the contribution of uncorrected refractive error to visual loss, in a population-based sample of Mexican Americans aged 40 and older. METHODS Proyecto VER is a population-based study of blindness and visual impairment in Mexican Americans in Arizona. Block groups in Tucson and Nogales were randomly selected with probabili...
Report of a Case. A 41-year-old man had successful bilateral 8-incision RKs done elsewhere in 1992, resulting in 20/20 OU uncorrected visual acuity. As he was trimming a bush in September 1998, a branch (Figure 1) struck him in the right eye. There was immediate pain, blurriness, and tearing. He was seen immediately at a local hospital emergency department by an ophthalmologist and was referred...
This article was republished on April 8, 2015, to replace “fi” and “ff” character combinations missing in the Abstract and to correct formatting errors in several equations and figures. The publisher apologizes for the errors. Please download this article again to view the correct version. The originally published, uncorrected article and the republished, corrected article are provided here for...
This article was republished on May 27, 2015 to correct words that were inadvertently merged during the typesetting process. The publisher apologizes for the errors. Also, grammatical errors, hyperlinks and the author contributions were corrected. Please download this article again to view the correct version. The originally published, uncorrected article and the republished, corrected article ...
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