نتایج جستجو برای: macular thickness map
تعداد نتایج: 322634 فیلتر نتایج به سال:
PURPOSE To develop a software algorithm to perform automated segmentation of retinal layer structures on linear macular optical coherence tomography (StratusOCT; Carl Zeiss Meditec, Inc., Dublin, CA) scan images and to test its performance in discriminating normal from glaucomatous eyes in comparison with conventional circumpapillary nerve fiber layer (cpNFL) thickness measurement. METHODS Fo...
Background: Retinal vein occlusions are one of the most common form of retinal vascular disorders and could lead to vision loss due to macular edema, macular ischemia and sequelae from neovascularization. Anti-venous endothelial growth factor (anti-VEGF) treatment is the choice strategy of treatment for patients with macular edema secondary to central retinal vein occlusion (CRVO). There is an ...
The aim of this study was to evaluate macular thickness parameters in glaucoma patients and to compare them to normal subjects using Optical Coherence Tomography (OCT). This prospective, observational study included 20 primary open angle glaucoma patients (POAG) and 20 healthy subjects in control group. Exclusion criteria were diabetes and other macular pathology, like age-related macular degen...
BACKGROUND Leber's hereditary optic neuropathy (LHON) refers to an optic nerve dysfunction due to mutations in the mitochondrial DNA, resulting in visual loss by apoptosis of retinal ganglion cells (RGC). In 20% of LHON cases, their fundus examination looks entirely normal at early stage. There are some reports regarding the circumpapillary retinal nerve fiber layer (cpRNFL) and the ganglion ce...
Macular and retinal nerve fiber layer thickness: which is more helpful in the diagnosis of glaucoma?
PURPOSE To explore factors affecting the glaucoma diagnostic capability of macular thickness and circumpapillary retinal nerve fiber layer (cRNFL) thickness as determined by spectral domain-optical coherence tomography. METHODS Area under the curve (AUC) of the receiver operating characteristics (ROC) discriminating healthy from glaucomatous eyes was determined using 10 macular thickness and ...
evaluation of intravitreal injection of bevacizumab (avastin) in treatment of diabetic macular edema
normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 background : diabetic macular edema (dme) is the most common cause of reduced vision in diabetic patients. with regards to its prevalence and its severe morbidity, attention to new methods of treatment like anti-vascular endothelial growth factor (vegf) therapy is of great importance. therefore, this study aimed to evaluat...
Quantitative analysis of the Stratus optical coherence tomography fast macular thickness map reports
Abstract The aim of this study was to investigate the improvements of central serous chorioretinopathy (CSC) treated with topical dorzolamide. These observational case studies included nine eyes of the nine patients with CSC, treated by a physician with topical dorzolamide consecutively over a one-month period. The central macular thickness and best-corrected visual acuity (BCVA) were measured...
Introduction: Because of bilateral involvement in many cases with diabetic macular edema, Intravitreal bevacizumab injection perform in both eyes. There are some reports of therapeutic effects in the fellow eye after monocular injection of anti-vascular endothelial growth factors. In this study we describe a case of bilateral improvement of diabetic macular edema following unil...
OBJECTIVE To compare the effectiveness of tele-screening using a novel enhanced retinal thickness analyzer (RTA) with onsite routine ophthalmologic examination for diabetic retinopathy. RESEARCH DESIGN AND METHODS A consecutive series of 31 eyes from diabetic patients were included. All underwent ophthalmologic examination, including stereoscopic dilated funduscopy and scanning with the RTA. ...
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