نتایج جستجو برای: lensectomy
تعداد نتایج: 199 فیلتر نتایج به سال:
Aim: To examine the histology of preserved anterior lens capsule in vitrectomised and lensectomised rabbit eyes with and without silicone oil tamponade. Methods: Forty adult Japanese albino rabbits received two port vitrectomy and lensectomy with or without silicone oil tamponade in one eye under both general and topical anaesthesia. Anterior lens capsule was preserved during operation. After h...
Objective: The prevention of childhood blindness through the provision of preventive services at the community level, specialized surgical services in ophthalmic units and the provision of devices to correct low vision and services to children with established visual loss. Materials and methods: A series of free surgical cataract eye camps which focused on only women were conducted throughout D...
INTRODUCTION Small incisions in cataract surgery have shown to reduce tissue damage, postoperative inflammation and pain. OBJECTIVE To describe in detail the surgical management challenges and clinical results of bimanual micro-incision phacoemulsification cataract surgery in children with congenital cataract. MATERIALS AND METHODS In 22 eyes of 14 children aged from 11 months to 17 years w...
We studied ouabain-sensitive Na-K adenosine triphosphatase (ATPase) activities in the iris-ciliary body of rabbit eyes after lensectomy-vitrectomy. Changes in enzyme activities were quantitatively investigated in the plasma membrane of iris-ciliary body at 0 or 7 hours and at days 1, 3, 7, and 14. The specific activity of Na-K ATPase rose to significantly higher levels than the control value at...
Homocystinuria is a rare autosomal recessive genetic disease. It is caused by a deficiency in cystathionine-b-synthase leading to a defect in methionine metabolism. High levels of plasma homocysteine are associated with vascular injury via mechanisms of oxidative damage, vascular smooth muscle proliferation, promotion of platelet activation and aggregation,and disruption of normal procoagulant-...
purpose: to evaluate the visual outcomes and complications of lensectomy, posterior capsulotomy, anterior vitrectomy and acrylic hydrophobic posterior chamber intraocular lens (pciol) implantation for congenital or developmental cataract in children 6-9 years of age. methods: in a prospective interventional case series, 13 eyes of 10 children with congenital or developmental cataract underwent ...
This retrospective study evaluates the long term efficacy of pars plana vitrectomy on the preservation of vision in complicated chronic uveitis, including endogenous intermediate uveitis and other entities. Combined vitrectomy-lensectomy was performed in 10 eyes with complicated cataracts, and 18 vitrectomies were done without lensectomies. The mean follow up was 45 months. Additional retinal s...
PURPOSE To compare the visual outcomes and complications of lensectomy and posterior chamber intraocular lens (PCIOL) implantation with or without posterior capsulotomy and anterior vitrectomy in older subjects with pediatric cataracts. METHODS Seventeen eyes of 12 children aged 10 to 15 years with congenital or developmental cataracts were randomly divided to two groups. Lensectomy and PCIOL...
BACKGROUND Acute retinal necrosis (ARN) syndrome is an uncommon but severe ocular disease that typically affects otherwise healthy individuals. It is frequently complicated with retinal detachment and the visual prognosis in such patients is usually poor. METHODS We operated on four eyes in four patients from 1999 through 2001. Three ophthalmologists in our hospital did these operations, resp...
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