نتایج جستجو برای: cataract surgery
تعداد نتایج: 351362 فیلتر نتایج به سال:
PURPOSE To investigate the effect of cataract (and cataract surgery) on macular pigment (MP) measurements using the Heidelberg Spectralis HRA+OCT MultiColor device. METHODS Thirty-six patients (age, 54-87 years) scheduled for cataract surgery at the Institute of Eye Surgery, Ireland, were enrolled in this study. Cataracts were graded using the Lens Opacities Classification System (LOCS) III, ...
PURPOSE To investigate the relationship between preoperative expectations and actual postoperative outcomes of visual function (VF) among patients undergoing first eye cataract surgery. METHODS A longitudinal study of 182 patients from hospitals in urban Southern China were surveyed prior to surgery and 3 month after cataract surgery regarding their preoperative, expected postoperative and ac...
purpose : to evaluate the accuracy of the two methods the clinical history method (chm), and the contact lens method (clm), in refractive corneal power determination and comparing the accuracy of srk ii, srk t and holladay ii (h ii) formulas for intraocular lens (iol) power calculation in patients who had laser in situ keratomileusis (lasik) surgery for myopia with or without astigmatism method...
BACKGROUND Cataract surgery after penetratingkeratoplasty (PKP) is often challenging due to changes in the integrity of the cornea caused by PKP. For example, corneal endothelial cell (CEC) loss and corneal edema commonly occur after traditional phacoemulsification cataract surgery in patients that previously had successful PKP. Recent studies have reported that femtosecond laser-assisted catar...
BACKGROUND Endophthalmitis is one of the most important complications after cataract surgery and in case event can cause many symptoms, such as severe decrease in eyesight and/or even the loss of vision. Employing methods to reduce this problem is very important. The aim of this study was to evaluate the effect of intracameral cefuroxime after cataract surgery on corneal endothelial cell counts...
INTRODUCTION The visual outcome of cataract surgery in patients with a previous history of KAMRA inlay implantation is an emerging issue for which limited research exists. The purpose of this study is to describe postoperative visual outcomes in this patient population. METHODS This is a case series with retrospective chart review. Seven patients underwent cataract surgery following KAMRA cor...
PURPOSE Investigate the prevalence and vision-related outcomes of cataract surgery in an area of high cataract surgical rate. METHODS Cluster sampling was used in randomly selecting individuals > or = 50 years of age in 2007. Participants were queried regarding year and place of previous cataract surgery. Cataract surgical procedures and evidence of surgical complications were recorded. The p...
Removal of the crystalline lens is associated with a substantial increase in the rate of retinal tears and detachments. Retinal detachment (RD) occurs in 2 to 3% of eyes following intracapsular cataract extraction (ICCE), 0.5 to 2 % of eyes following extracapsular cataract extraction (ECCE) but is believed to occur in a smaller percentage of eyes following phacoemulsification. RD frequently occ...
A re our cataract surgical outcomes as good as they can get? If the answer is that there is still room for improvement, then how? The outcome of cataract surgery is determined by the patient, the technique, and the surgeon: the patient where there is coexisting morbidity; modern techniques (most notably the implantation of an intraocular lens and probably small incision methods) have transforme...
Cataract surgery techniques have evolved from intracapsular cataract surgery to extracapsular cataract surgery (ECCE) to phacoemulsification, with a progressive decrease in the size of the surgical wound and increased safety and predictability of the surgical procedure. Cataract surgical techniques and intraocular lens (IOL) technologies continue to evolve to provide patients with the optimum p...
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