نتایج جستجو برای: corrected visual acuity
تعداد نتایج: 405684 فیلتر نتایج به سال:
Results: Th e mean age of the patients was 56.3 years (range: 22-73). Overall, the mean preoperative best-corrected visual acuity was 20/800, and the fi nal mean postoperative best-corrected visual acuity at the 12-month visit was 20/160. Th e overall rate of eyes having an increased best-corrected visual acuity was 75.4% at month 12. Subconjunctival haemorrhage was observed in 7 eyes (13.2%), ...
Purpose. To compare near, intermediate, and distance vision and quality of vision, when refractive rotational multifocal intraocular lenses with 3.0 diopters or diffractive multifocal intraocular lenses with 2.5 diopters near addition are implanted. Methods. 41 eyes of 41 patients in whom rotational +3.0 diopters near addition IOLs were implanted and 30 eyes of 30 patients in whom diffractive +...
a 41-year-old man was referred with a complaint of visual loss in his left eye and his best corrected visual acuity was 20/80. slit lamp examination showed arborizing conjunctival vessels and dry eye. fundus examination and fluorescein angiography revealed a non-ischemic central retinal vein occlusion. cardiovascular, rheumatologic, and hematologic work up showed no abnormal findings. an ascert...
PURPOSE To evaluate the distance, intermediate and near visual acuity of patients with bilateral cataract operated on both eyes corrected for distance in one eye and for near in the fellow eye, as well as, their stereo acuity and their general satisfaction. SETTINGS Hospital de Olhos de São Paulo and Complexo Hospitalar Padre Bento - Guarulhos - São Paulo - Brazil. METHODS This is a prospec...
Purpose: To evaluate the efficacy of corneal cross-linking on keratoconic eyes in the pediatric age group. Setting: Private laser center, Haifa, Israel, affiliated to Hadassah Hospital, Jerusalem. Methods: This is a retrospective study of 29 eyes of 20 children treated with corneal cross-linking with aim to arrest the progression of keratoconus. We preformed collagen corneal cross-linking using...
purpose: to compare the results of three-piece and one- piece hydrophobic acrylic posterior chamber intraocular lens (iol) with poly methyl metacrylate (pmma) iol implanted during lensectomy, posterior capsulotomy and anterior vitrectomy for congenital or developmental cataract. methods: this is a historical cohort study conducted on patients with congenital or developmental cataract who underw...
purpose : to review the visual outcome and complications of deep anterior lamellar keratoplasty (dalk) using the big-bubble technique in patients with corneal ectasia methods : eighteen consecutive patients with keratoconus or post-lasik ectasia with poor spectacle-corrected visual acuity and/or contact lens intolerance were enrolled in this study between october 2005 and september 2006. dalk b...
PURPOSE To evaluate the technique, safety, and efficacy of the retropupillary implantation of iris-claw intraocular lenses in a long-term follow-up study. PATIENTS AND METHODS This retrospective study included 31 eyes of 31 patients who underwent an Artisan aphakic intraocular lens implantation between January 2006 and February 2011 at the University Hospital Essen, Essen, Germany and at the ...
OBJECTIVE To compare the effectiveness of eyeglass treatment of astigmatism-related amblyopia in children younger than 8 years (range, 4.75-7.99 years) versus children 8 years of age and older (range, 8.00-13.53 years) over short (6-week) and long (1-year) treatment intervals. DESIGN Prospective, interventional, comparative case-control study. PARTICIPANTS Four hundred forty-six nonastigmat...
PURPOSE The purpose of this study was to retrospectively compare the incidence of intraoperative flap complications, such as partial flaps, donut-shaped flaps, central corneal cuts, and complete caps with the Hansatome and Automated Corneal Shaper (ACS) microkeratomes. METHODS All laser in situ keratomileusis (LASIK) procedures performed by a single surgeon with the Hansatome or Automated Cor...
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