نتایج جستجو برای: best corrected visual acuity

تعداد نتایج: 764921  

Journal: :acta medica iranica 0
hassan hashemi noor ophthalmology research center, noor eye hospital, tehran, iran. yahya salimi noor ophthalmology research center, noor eye hospital, tehran, iran. and department of epidemiology and biostatistics, school of public health, tehran university of medical sciences, tehran, iran. poopak pir noor research center for ophthalmic epidemiology, noor eye hospital, tehran, iran. soheila asgari department of epidemiology and biostatistics, school of public health, tehran university of medical sciences, tehran, iran.

photorefractive keratectomy (prk) is a safe and effective surgical keratorefractive technique which is done with the application of mitomycin-c (mmc) in cases of high myopia to prevent the formation of corneal haze this study was conducted to evaluate 3-year visual acuity and quality outcomes of prk-mmc in high myopia. this before-after study was conducted on 20 individuals (40 eyes) with myopi...

Journal: :بینا 0
نادر بهاری وند n baharivand تبریز ـ خ عباسی ـ بیمارستان نیکوکاری عباداله حیدری e heidary تبریز ـ خ عباسی ـ بیمارستان نیکوکاری غلامرضا سلیمانیان g soleimanian تبریز ـ خ عباسی ـ بیمارستان نیکوکاری

purpose: to report a relatively rare case of familial exudative vitreoretinopathy (fevr). patient and findings: a 13-year-old boy referred with decreased visual acuity of both eyes, specially right eye from 6 years ago. he had several ophthalmologist and optometrist visits and spectacle prescription without any improvement of vision. best corrected visual acuity (bcva) was 25 cm of count finger...

Journal: :Cermin Dunia Kedokteran 2022

Ambliopia didefinisikan sebagai kondisi penurunan tajam penglihatan pada satu atau kedua mata walaupun dengan koreksi terbaik (best corrected visual acuity), yang tidak berhubungan kelainan struktural anatomi ataupun jaras penglihatan. merupakan penyebab paling sering anak dan dewasa. Sebagian besar kasus dapat dicegah reversibel apabila terdeteksi dini mendapat terapi tepat. Terapi ambliopia m...

2017
Veronica Vargas-Fragoso Jorge L. Alió

ABSTRACT The main purpose of this review is to compare and analyze the results of the main PresbyLASIK approaches; central and peripheral. SUMMARY A comprehensive research was conducted in PUBMED using keywords like "presbyopia correction", "PresbyLASIK", "Corneal multifocality", "Laser blended vision". We reviewed the PresbyLASIK technique, uncorrected distance visual acuity (UDVA), correcte...

Journal: :The British journal of ophthalmology 1998
G P Pokharel S Selvaraj L B Ellwein

BACKGROUND Visual acuity and vision related quality of life outcomes in cataract surgery were evaluated in a population based survey in two geographic zones in Nepal. METHODS Case finding was based on random sampling using a stratified cluster design with door to door enumeration of people aged > or = 45 years followed by eye examinations at village sites. All aphakics/pseudophakics, those wi...

2015
Irena Tsui Robert M Beardsley Tara A McCannel Scott C Oliver Melissa W Chun Steve P Lee Phillip E Chow Nzhde Agazaryan Fei Yu Bradley R Straatsma

PURPOSE To report visual acuity, contrast sensitivity and color vision prior to, 1 year after, 2 years after and 3 years after iodine-125 brachytherapy for choroidal and ciliary body melanoma (CCM). DESIGN Prospective interventional case series. PARTICIPANTS Thirty-seven patients (37 eyes) with CCM. METHODS Patients had best-corrected Early Treatment Diabetic Retinopathy Study (ETDRS) vis...

Journal: :Optometry 2008
Jeremy Marcuson Thomas Riley

BACKGROUND Central serous chorioretinopathy is a condition typically affecting young adults between 25 and 50 years of age. It is predominating in type A personality trait men. Central serous chorioretinopathy is defined clinically as a detachment of the sensory retina that is commonly unilateral but can also be bilateral. Laser photocoagulation has been used widely with central serous choriore...

2014
Mats Lundström Mohamad A. Salowi Peter Barry FRCS Sonia Manning

Purpose: The aim of this study was to describe changes over time in the indications and outcomes of cataract surgery and to discuss optimal timing for the surgery. Design: Database study. Participants: Patients who had undergone cataract extraction in the Netherlands, Sweden, or Malaysia from 2008 through 2012. Methods: We analyzed preoperative, surgical, and postoperative data from 2 databases...

2003
R Sinha

Aim: To assess the efficacy and safety of laser in situ keratomileusis (LASIK) for correction of myopic refractive errors in eyes which have previously undergone retinal detachment surgery. Methods: In a prospective, non-comparative case series, 10 eyes of nine patients who had a myopic refractive error and had previously undergone retinal detachment surgery underwent LASIK surgery according to...

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