نتایج جستجو برای: residual refractive errors

تعداد نتایج: 245765  

Journal: :بینا 0
حسن هاشمی h hashemi noor ophthalmic research center, tehran, iranتهران- خیابان ولیعصر- خیابان اسفندیاری- بیمارستان چشم پزشکی نور- مرکز تحقیقات چشم سیدفرزاد محمدی f mohammadi eye research center, farabi hospital, tehran university of medical sciences, tehran, iranتهران- خیابان ولیعصر- خیابان اسفندیاری- بیمارستان چشم پزشکی نور- مرکز تحقیقات چشم مرسده مجدی m majdi eye research center, farabi hospital, tehran university of medical sciences, tehran, iranتهران- خیابان ولیعصر- خیابان اسفندیاری- بیمارستان چشم پزشکی نور- مرکز تحقیقات چشم مهدی خبازخوب m khabaz khoob noor ophthalmic research center, tehran, iranتهران- خیابان ولیعصر- خیابان اسفندیاری- بیمارستان چشم پزشکی نور- مرکز تحقیقات چشم هادی زارع مهرجردی h zare mehrjerdi noor ophthalmic research center, tehran, iranتهران- خیابان ولیعصر- خیابان اسفندیاری- بیمارستان چشم پزشکی نور- مرکز تحقیقات چشم آرش معذوری a mazori eye research center, farabi hospital, tehran university of medical sciences, tehran, iranتهران- خیابان ولیعصر- خیابان اسفندیاری- بیمارستان چشم پزشکی نور- مرکز تحقیقات چشم الهام اشرف

purpose: to evaluate residual refractive errors after cataract surgery and its determinant factors at farabi eye hospital, tehran. methods: simple random sampling was done among cataract surgery scheduled patients over a 4 year period (2003-2006). exclusion criteria were uveitis, previous intraocular surgery and ocular trauma. after applying the exclusion criteria, 423 patients were studied. le...

جباروند, محمود, جعفرزاده پور, ابراهیم, حیدری, زهرا , خباز خوب, مهدی, محمد ربیع, حسین, محمدپور, مهرداد, هاشمی, حسن,

Background and purpose: Astigmatism is a common optical dysfunction, effective on various visual outcomes and one of the important criteria of refractive surgery. The aim of present study was to evaluate the correlation between refractive, corneal and residual astigmatism in refractive surgery candidates. Materials and methods: In this cross-sectional descriptive, analytical study, 200 patient...

Background and Aim: Vision improvement and reduction of refractive errors are considered as important goals of cataract surgery. The purpose of this study was to evaluate residual refractive errors after cataract surgery in the patients with senile cataract in Shahid Rahimi Hospital in Khorramabad City between 2017 and 2018. Material and Methods: This cross-sectional study included 178 patients...

شریفی, نورالدین, صمدی آیدنلو, ناصر,

  Received: 10 March, 2009Accepted: 29 July, 2009   Abstract   Background & Aims: Vision is an important indicator of health and life quality. The latest estimates of the World Health Organization indicate that there are 161 million visually impaired people worldwide. The most common reason for impaired vision may be refractive error. This research was performed to determine the frequency of re...

2014
Ahmed A Abdelghany Jorge L Alio

Refractive errors are frequently found following cataract surgery and refractive lens exchange. Accurate biometric analysis, selection and calculation of the adequate intraocular lens (IOL) and modern techniques for cataract surgery all contribute to achieving the goal of cataract surgery as a refractive procedure with no refractive error. However, in spite of all these advances, residual refra...

Journal: :international journal of occupational hygiene 0
hassan hashemi nooshin dadbin abbas ali yekta hadi ostadimoghaddam mohammad nakhaei samira heydarian

original article   to determine the association between ocular biometric components and near work in bank employees.this study was conducted as an analytical cross-sectional study. a group of bank employees and a control group were randomly selected. after applying the inclusion criteria, all selected subjects had a set of examinations including refraction, uncorrected and corrected visual acui...

Journal: :Deutsches Aerzteblatt Online 2016

2017
Byunghoon Chung Hun Lee Bong Joon Choi Kyung Ryul Seo Eung Kwon Kim Dae Yune Kim Tae-im Kim

PURPOSE The purpose of this study was to investigate the clinical efficacy of an optimized prolate ablation procedure for correcting residual refractive errors following laser surgery. METHODS We analyzed 24 eyes of 15 patients who underwent an optimized prolate ablation procedure for the correction of residual refractive errors following laser in situ keratomileusis, laser-assisted subepithe...

Journal: :Archivos de la Sociedad Espanola de Oftalmologia 2015
R Donoso C Díaz P Villavicencio

OBJECTIVE To evaluate the long term results of Lasik for residual refractive errors (RE) after penetrating keratoplasty (PKP) for keratoconus (KC). DESIGN Retrospective cohort. METHOD Records of 14 consecutive patients (19 eyes) who had Lasik after PKP for KC were retrospectively reviewed. In all eyes with refractive stability and suture removed before Lasik, far distance Visual Acuity with...

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