نتایج جستجو برای: iol
تعداد نتایج: 2146 فیلتر نتایج به سال:
Background & Aim: Several methods have been reported for refixation of dislocated intraocular lenses (IOLs). However, these methods are associated with some disadvantages including vitreous prolaps, vitreous traction, ocular collapse, intraocular hemorrhage, high astigmatism, and the need for complex intraocular maneuvers. The aim of this study was to evaluate the results of transscleral fi...
PURPOSE To compare visual outcomes, rotational stability, and centration in a randomized controlled trial in patients undergoing cataract surgery who were bilaterally implanted with two different trifocal intraocular lenses (IOLs) with a similar optical zone but different haptic shape. METHODS Twenty-one patients (42 eyes) with cataract and less than 1.50 D of corneal astigmatism underwent im...
OBJECTIVE A relation between transfusional IOL (iron overload), HFE status and oxidative damage was evaluated. DESIGN, SETTING AND PARTICIPANTS An observational cross-sectional study involving 87 healthy individuals and 78 patients with myelodysplastic syndromes (MDS) with and without IOL, seen at University Hospital of the Federal University of Ceará, Brazil, between May 2010 and September 2...
the silicone material. Clinically significant postoperative opacification of hydrophilic acrylic IOL (model SC60B-OUV; Medical Developmental Research, Inc, Clearwater, Fla) has been reported. This has been reportedly due to the presence of granular deposits within the optic of the lens, which were naturally occurring calcium produced by the patient’s body. In our department we performed 8 cases...
purpose: to report the clinico-pathologic features of an opacified single-piece hydrophilic acrylic intraocular lens (iol). patient and findings: a 48-year-old male patient was evaluated for glare and markedly decreased vision in his left eye four years after phacoemulsification and implantation of a single-piece hydrophilic acrylic iol (ophthalmed). best-corrected visual acuity was 20/60 and t...
هدف: گزارش نتایج روشهای مختلف تعیین کراتومتری واقعی قرنیه و نیز تعیین قدرت لنز داخل چشمی (IOL) در چشمهایی که قبلاً تحت عمل کراتوتومی شعاعی (RK: radial keratotomy) با یا بدون کراتوتومی آستیگماتیک قرار گرفته بودند. روش پژوهش: مطالعه بر روی 10 چشم از 7 بیمار انجام شد. قدرت قرنیه از دو طریق (contact lens methods) CLM و متوسط کراتومتری ناحیه 3 میلیمتری در توپوگرافی تعیین شد. سپس قدرت IOL با اس...
PURPOSE To report hydrophilic acylic intraocular lens (IOL) opacification after Descemet Stripping Automated Endothelial Keratoplasty (DSAEK) in an eye with multiple prior intraocular surgeries and iatrogenic aniridia. CASE REPORT A 34-year-old woman with history of penetrating keratoplasty (PKP) for advanced keratoconus and subsequent Urrets-Zavalia Syndrome (UZS) underwent phacoemulsificati...
PURPOSE To evaluate the development of posterior capsule opacification (PCO) in patients implanted with 5.5 mm optics, single-piece or three-piece acrylic intraocular lens (IOL) in cataract surgery prospectively. METHODS This study was carried out on 267 eyes of 249 patients implanted with three-piece, 5.5 mm optics, acrylic IOL and 252 eyes of 244 patients implanted with single-piece, 5.5 mm...
PURPOSE There is a growing interest in multifocal intraocular lens (IOL) implantation in children because they lose accommodation when a cataract is removed. Many have assumed that very little, if any, eye growth occurs in the second decade of life. Multifocal IOL implantation requires precise biometry to arrive at the correct IOL power for spectacle independence. If the eye grows and the refra...
purpose: to report clinical outcomes of crystalline lens extraction and iris claw artisan intraocular lens (iol) implantation in patients with lens subluxation secondary to marfan syndrome. methods: this retrospective study enrolled 14 eyes of 12 marfan patients with lens subluxation who underwent crystalline lens removal and artisan iol implantation. pre- and post-operative data, including pa...
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