نتایج جستجو برای: retinal detachment
تعداد نتایج: 90035 فیلتر نتایج به سال:
Purpose. The pathogenesis of rhegmatogenous retinal detachment (RRD) remains incompletely understood, with no clinically effective treatment for potentially severe complications such as photoreceptor cell death and proliferative vitreoretinopathy. Here we investigate the protein profile of the vitreous following experimental retinal detachment using a comparative proteomic based approach. Mater...
Aim of Study: To assess the preoperative risk factors implicated in increasing the risk of surgical failure in primary retinal detachment surgery using the 23-G vitrectomy platform. Methods: Eighty eyes suffering from primary rhegmatogenous retinal detachment were treated with 23-gauge transconjunctival vitrectomy. A comprehensive ophthalmological examination including the duration of the detac...
VITREOUS detachment is a constant accompaniment and thus a cardinal symptom of retinal detachment, the importance of which is being increasingly stressed by modern authors. It has been indicted as one of the causes of retinal detachment, its action being enhanced by vitreo-retinal adhesions, congenital or acquired. It is less known that all aphakic eyes show some degree of vitreous detachment, ...
Multiple posterior segment complications can occur after LASIK. Posterior vitreous detachment, macular holes, retinal hemorrhages, retinal detachment, and several other complications have been described. A case of posterior vitreous detachment with epiretinal membrane in a young adult after LASIK is reported. LASIK surgeons must be aware of the possibility of posterior segment complications aft...
BACKGROUND Retinal detachment is an ocular emergency posing diagnostic difficulty for the emergency practitioner. Direct fundoscopy and visual field testing are difficult to perform and do not completely rule out retinal detachment. Ophthalmologists use ocular ultrasound to enhance their clinical acumen in detecting retinal detachments (RD), and bedside ultrasound capability is readily availabl...
A series of 95 eyes (93 patients) with retinal breaks, high-risk candidates for rhegmatogenous retinal detachment, were treated prophylactically with argon laser photocoagulation (ALP). Group A comprised 74 eyes with flap symptomatic tears. In 28 of these (subgroup A (1)) the size of the tear was smaller than 1 disc diameter and greater than 1/3 disc diameter. In 46 eyes (subgroup A (2)) the si...
OBJECTIVE To compare anatomic and visual acuity outcomes, as well as complication rates, after retinal detachment repair using 1000- vs 5000-centistoke silicone oil. METHODS Records of all patients who underwent retinal detachment repair with silicone oil at one institution between January 1, 1995, and December 31, 2000, were reviewed. Anatomic outcomes included retinal redetachment and macul...
PURPOSE Platelet-derived growth factor (PDGF) has been implicated in vascular proliferative retinopathies, such as diabetic retinopathy, and in nonvascular retinopathies, such as proliferative vitreoretinopathy. Traction retinal detachment is a central feature of both types of disease. Hemizygous rhodopsin promoter/PDGF-B (rho/PDGF-B) transgenic mice exhibit proliferation of vascular cells, gli...
Twenty-eight patients with rhegmatogenous retinal detachment were treated by pneumatic retinopexy using intravitreal perfluorpropane (C3F8) gas. Reattachment was successfully achieved in 22 eyes (78.6%) after one treatment. Most of the eyes were myopic and had a single retinal break or group of breaks within one o'clock hour. All retinal complications developed in the inferior retinal quadrants...
BACKGROUND To investigate the effect of intraoperative 360° laser retinopexy anterior to the equator for the prevention of retinal detachment after phacovitrectomy. METHODS The patients were part of two consecutive case series cohorts in macular hole (MH) and rhegmatogenous retinal detachment (RRD), one which did not receive intraoperative prophylactic 360° laser, and one which received intra...
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