نتایج جستجو برای: pseudophakic bullous keratopathy
تعداد نتایج: 15944 فیلتر نتایج به سال:
PURPOSE Expression of cellular adhesion molecules is altered in bullous keratopathy. The hypothesis that epithelial alterations in bullous keratopathy compromise the surface of the cornea and its glycocalyx was tested. METHODS Studies were performed on eight cases each of pseudophakic bullous keratopathy and healthy corneas. The number of epithelial cell layers was determined with a stereolog...
The objective is to evaluate the effects of phototherapeutic keratectomy (PTK) in bullous keratopathy patients. Phototherapeutic keratectomy was performed in a pseudophakic patient with corneal decompensation after lens extraction, with the excimer laser Nidek EC 5000 after manual corneal epithelial debridement. There was no pain after fifteen days the laser application and during the eight mon...
purpose: to determine the indications for penetrating keratoplasty (pk) in iran over an 11-year period. methods: all eye bank records of patients who underwent pk from 1994 to 2004 at ophthalmologic centers throughout iran were reviewed. results: during this 11-year period, a total of 19,668 cases were operated. the most common indication for penetrating keratoplasty was keratoconus (34.5%), fo...
PURPOSE To evaluate histological changes in the corneal stroma in pseudophakic bullous keratopathy. METHODS Twenty-eight patients (28 eyes) with pseudophakic bullous keratopathy underwent therapeutic penetrating keratoplasty at Shandong Eye Institute between January 2006 and November 2011. The patients were divided into two groups according to the duration of bullous keratopathy (<1.0 year gr...
PURPOSE The aim of this study was to investigate transcriptional activities of genes encoding transforming growth factor (TGF)-beta isoforms in bullous keratopathy corneas. METHODS The study group consisted of 45 patients with bullous keratopathy (22 females and 23 males). The control group included 45 corneal donors (21 females and 24 males). Quantification of TGF-beta1, TGF-beta2, and TGF-b...
Pseudophakic bullous keratopathy is characterized by corneal stromal edema with epithelial and subepithelial bullae due to cell loss and endothelial decompensation through trauma during cataract surgery. Patients present decreased vision, tearing, and pain caused by ruptured epithelial bullae. Cataract affects approximately 20 million people worldwide, and this complication can occur in 1 to 2%...
Background & Aims: This study was carried out to determine the leading indications for corneal transplantation in Kerman province. Methods: Medical records of 186 patients underwent corneal transplantation during 3 years (2004-2006) in Shafa Medical Center were evaluated retrospectively. The initial diagnosis and causes of corneal grafting were recorded. Infectious keratitis (Bacterial, Fungal,...
To relate a case not described previously in the national multilateral ophthalmological literature of Descemet’s membrane. A 59-year-old pseudophakic woman diagnosed with bullous keratopathy underwent penetrating keratoplasty an unusual finding multiple layers membrane, which were variable shape and thickness. In addition, ovoid bodies negative Gocott-Gomori (GMS) color present. Discussion Conc...
purpose: to evaluate the efficacy of riboflavin administration and ultraviolet a (uva) cross-linking on advanced symptomatic bullous keratopathy (bk). methods: 10 patients with symptomatic pseudophakic bullous keratopathy (pbk) were included. slit-lamp examination, visual acuity, foreign body sensation (fbs) and corneal thickness as measured by pentacam, were performed before corneal cross-link...
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