نتایج جستجو برای: visual acuity loss
تعداد نتایج: 788985 فیلتر نتایج به سال:
purpose: to evaluate demographic and ocular features, etiologies and outcomes of surgery in patients with sensory strabismus as well as to detect factors influencing the type of deviation and outcomes. methods: one hundred and seventy-seven patients with strabismus related to low vision included in this interventional case series. data related to demographic features, visual acuity, refraction,...
UNLABELLED INTRODUCTION Valsalva retinopathy may occur as a sudden, dramatic loss of central vision due to the premacular location of the haemorrhage. It has been described in different clinical settings, and there are several options for its treatment. CASE PRESENTATIONS We present the cases of six patients with sudden visual acuity loss caused by Valsalva retinopathy, treated in our hosp...
PURPOSE To report a case of acute visual loss after endoscopic spinal surgery. METHODS A patient was immediately referred to our department after epidural endoscopy with severe bilateral visual impairment and underwent complete ophthalmologic examination. RESULTS Visual acuity was decreased in both eyes. Fundus examination revealed the presence of retinal and vitreous hemorrhages bilaterall...
The vision standard presently used to evaluate drivers' vision ls Snellen visual acuity. Visual acuity, however, bas not been found to relate well to everyday visual performance such as driving. Because acuity tests the optics of the eye-the ability of the eye to focus an image-It Is a measure of quantity, not quality, of vision. Furthermore, the black letters on the white background impose a h...
We determined the influence of adaptive optics correction on through-focus illiterate-E visual acuity and through-focus contrast sensitivity under monochromatic conditions. In two subjects, adaptive optics improved high and low (12%) contrast in-focus visual acuity by 0.1 to 0.15logMAR, but resulted in more rapid and more symmetrical deterioration in visual acuity away from in-focus. In one sub...
The article describes results of laser treatment applied in seven patients (eleven eyes) due to capsulorhexis margin shrinkage and the subsequent wrinkling anterior capsule eyes with pseudophakia. Almost total loss aperture caused a significant decrease visual acuity, level counting fingers right front three (four eyes). cut using Nd-Yag led an immediate increase size each case. Visual acuity i...
Introduction: The study aimed to evaluate the long-term effects of intravitreal bevacizumab on macular edema and visual acuity in patients with Acute branch Retinal Vein Occlusion (BRVO) that had not received any treatment. Methods: 22 patients in first week of BRVO onset that was diagnosed with flurcein angiography were treated with intravitreal injection of 1.25 mg bevacizumab. Macular thicke...
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