نتایج جستجو برای: uncorrected visual acuity

تعداد نتایج: 365427  

Journal: :Journal of refractive surgery 1998
D G Johnson G M Kezirian S P George J C Casebeer J Ashton

BACKGROUND The therapeutic mode of the VISX 20/20 excimer laser was used to remove the corneal epithelium prior to performing photorefractive keratectomy (PRK) with a multizone, multipass technique. METHODS A retrospective analysis was performed of 120 eyes of 90 patients that were treated for preoperative spherical refractive errors from -1.00 to -7.00 diopters (D) (mean -3.90 D, SD 1.54) by...

Journal: :Journal of cataract and refractive surgery 2013
Amy L Sheppard Sunil Shah Uday Bhatt Gurpreet Bhogal James S Wolffsohn

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...

2016
Antonio Renna L. Felipe Vejarano Ernesto De la Cruz Jorge L. Alió

PURPOSE The feasibility, in terms of safety and potential efficacy, of a new drug combination for binocular use as a noninvasive pharmacological solution for treating presbyopia was examined. METHODS Fourteen emmetropic presbyopic subjects (28 eyes) were given one drop of the preparation under study in each eye. For each patient, the uncorrected distance visual acuity, uncorrected near visual...

Journal: :Arquivos brasileiros de oftalmologia 2007
Fernando Trindade

A 13-year-old male patient with a recent history of hyperglycemia developed an acute bilateral posterior subcapsular cataract, consisting of fine feathery streak-like opacities. On examination, his uncorrected visual acuity was 20/50 and J4 at near in both eyes. Under cycloplegia, a moderate hypermetropic refraction was noted in both eyes. He was diagnosed with acute posterior subcapsular catar...

Journal: :Journal of refractive surgery 2015
Fritz H Hengerer Pablo Artal Thomas Kohnen Ina Conrad-Hengerer

PURPOSE To evaluate the safety and efficacy of the iol-AMD technology (London Eye Hospital Pharma, London, UK), which includes two injectable, hydrophobic acrylic intraocular lenses (IOLs) in a pilot study of patients diagnosed as having cataract and dry age-related macular degeneration. METHODS The cataract surgery and IOL implantation were performed after a preoperative evaluation using the...

2017
Guy Sallet

We report the case of an emmetropic 32-year-old female with decreased uncorrected visual acuity and diplopia due to intermittent episodes of spasm of the near reflex. Neurologic, general, and ophthalmic examination could not find an organic cause. Attempts at spontaneous recovery, psychogenic therapy, and cycloplegic therapy were unsuccessful and the symptoms persisted for almost 5 years, leadi...

2014
Ester Fernández-López Adriana Fandiño-López Mikhail Hernández-Díaz

METHODS: This prospective non-comparative interventional case series comprised eight eyes of eight patients with high residual astigmatism after keratoplasty, who had Keraring® ICRS implantation aided by femtosecond laser (FL). We evaluated uncorrected visual acuity (UCVA), best corrected visual acuity (BCVA), refractive astigmatism and corneal maximum (Kmax) and minimum curvature (Kmin) at one...

1999
J. Bradley Randleman Jeremy D. Wolfe Maria Woodward Sunil K. Srivastava

Methods: Retrospective chart review of residentperformed phacoemulsification cases at the Atlanta Veterans Affairs Medical Center, Decatur, Georgia, from July 1, 1999, through June 30, 2002. Outcomes measured included postoperative uncorrected visual acuity (UCVA), best spectacle-corrected visual acuity (BSCVA), intraoperative complications, and adjusted phacoemulsification times (total phacoem...

2015
Vipul Bhandari

Materials & Methods: Retrospective review of patients who underwent DALK for progressive keratoconus from 2010 to 2013 was done. Patients who completed 2 years of follow up were included. Slit lamp findings, corneal topography and central corneal thickness were analysed.122 eyes of 71 patients were analysed. Uncorrected visual acuity (UCVA) and best corrected visual acuity (BCVA) were analysed ...

Journal: :International journal of ophthalmology 2013
Pan-Pan Ye Xia Li Ke Yao

AIM To evaluate the visual function after bilateral implantation of aspheric diffractive multifocal Tecnis ZMA00, aspheric monofocal ZA9003 versus spherical monofocal Akreos Adapt intraocular lenses (IOLs). METHODS Tecnis ZMA00, Tecnis ZA9003 or Akreos Adapt IOLs were bilaterally implanted in 180 eyes from 90 patients. The following parameters were assessed 3 months postoperatively: monocular...

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