نتایج جستجو برای: best corrected visual acuity
تعداد نتایج: 764921 فیلتر نتایج به سال:
PURPOSE To report the postoperative binocular function of patients with Boston type I keratoprostheses implantation for unilateral visual impairment. METHODS Seventeen patients who underwent implantation of a Boston type I keratoprosthesis and had a best-corrected visual acuity better than 20/50 in the contralateral eye before surgery were evaluated. All subjects prospectively underwent senso...
We encountered a patient with cystoid macular edema (CME) secondary to paclitaxel use. A 57-year-old man presented with gradual decreased bilateral vision. His chemotherapeutic regimen consisted of bevacizumab, paclitaxel (175 mg/m(2) for 5 months), and carboplatin. Optical coherence tomography imaging revealed bilateral CME greater than 500 µm. However, one year later, visual acuity was improv...
purpose : to determine the prevalence of visual impairment, blindness, and low vision among the elderly population of sari in northern iran methods : random cluster sampling of 1,185 selected individuals over 54 years of age, of whom 79.1% participated. participants underwent eye examinations to test presenting visual acuity (va), best corrected visual acuity (bcva), and refraction. results : b...
BACKGROUND Descemet Stripping Automated Endothelial Keratoplasty (DSAEK) allows selective replacement of the endothelium. Post-operative haze and particles can affect the interface quality and, ultimately, visual outcome. In this study, we evaluated DSAEK interface with in vivo laser confocal microscopy (LCM) in order to: (i) correlate interface status with best corrected visual acuity, and (ii...
BACKGROUND The purpose of this report is to describe the initial outcomes of femtosecond laser-assisted penetrating keratoplasty. METHODS This retrospective surgical case series consisted of 10 eyes from 10 patients undergoing penetrating keratoplasty at a tertiary center. Femtosecond laser was used to perform a zig-square incision on the donor cornea with matched dimensions on the recipient ...
METHOD: Prospective, non-comparative study of 18 patients (36 eyes) in whom a Synchrony® dual-optic lens was implanted bilaterally following cataract surgery. All patients were studied preoperatively, and 1, 3 and 6 months postoperatively. The following measurements were taken: Uncorrected visual acuity (UCVA) and best corrected visual acuity (BCVA) for distance, intermediate and near vision, a...
Here we report a case of central retinal artery occlusion after chiropractic manipulation on the neck. A 49-year old man presented at the hospital because of sudden visual loss in his right eye after chiropractic neck manipulation. He had received chiropractic manipulation of the neck by a chiropractor eight days prior. When he first visited us, his best corrected visual acuity in his right eye...
PURPOSE To present a format for reporting outcomes of aberrometer-guided refractive procedures. SETTING SurgiVision Consultants, Inc., Scottsdale, Arizona, and Food and Drug Administration, Center for Devices and Radiological Health, Rockland, Maryland, USA. METHODS Reports of standard refractive and visual outcomes (uncorrected visual acuity, manifest refractive spherical equivalent, best ...
We investigated the visual acuity of homeless people in Toronto and assessed the relationship of visual acuity to several determinants of health including age, education, attitudes and length of time in the homeless state. An interview questionnaire and a best-corrected near and distant visual acuity exam were conducted in a population of homeless men who were residing at the Good Shepherd Cent...
BACKGROUND The purpose of this study was to evaluate the effect of use of contact lenses to improve visual outcome after repair of traumatic corneal wounds. METHODS Two groups of patients (n=30 each) with traumatic full thickness corneal wounds were entered into this study. All cases were caused by sharp objects such as a knife or piece of glass that produced a corneal full thickness wound wi...
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