نتایج جستجو برای: corneal clarity

تعداد نتایج: 41249  

ژورنال: یافته 2020

Background: Keratoconus is a common complication among corneal defects. As a result of expeditious and extensive progress of medical science in recent decades, corneal ring implantation has turned into a successful surgical procedure to correct the vision of Keratoconus patients; however, selecting the right patient is essential in the success of the operation. The prediction of corneal conditi...

2015
Leena Bajracharya Reeta Gurung

BACKGROUND Corneal ulcer is an important cause of blindness in developing countries. Therapeutic keratoplasty for infective keratitis is a frequently performed surgery in these countries. OBJECTIVE To find out the outcome of therapeutic keratoplasty for infective keratitis. METHODS Records of 5 years were reviewed of patients who underwent therapeutic keratoplasty from 2006 to 2010. Data co...

Journal: :journal of current ophthalmology 0
محمدحسین داوری mohammad-hossein davari عبدا... امینی abdullah amini

purpose : the aim of this study was to determine indications of keratoplasty during 7 years (1999–2006) in emam-rreza and vali-asr teaching hospitals of birjand university of medical sciences. methods : medical records of all patients who underwent penetrating keratoplasty (pk) in teaching hospitals of birjand university of medical sciences from 1999 to 2006 were investigated retrospectively. t...

Journal: :journal of current ophthalmology 0
مهدی حسینی تهرانی mehdi hosseini tehrani رضا آقامحمدی reza aghamohammadi سیدفرزاد محمدی seyed farzad mohammadi محمدطاهر رجبی mohammad taher rajabi نساء آقازاده nesa aghazadeh

purpose : to report a case of recurrent corneal intrastromal cyst containing lymph fluid case report : a 13-year-old girl presented with recurrent cyst of the left cornea, which had been drained three years before, but had gradually recurred. the cyst was successfully drained. histologic examination, cytologic analysis, and protein electrophoresis were performed on the cyst fluid. histopatholog...

ژورنال: دانشور پزشکی 2009
بلالی, دکتر سیامک , رزمجو, دکتر حسن , قاسمی, دکتر حسن , واهب, دکتر یوسف ,

  Background and Objective: Evaluation of the results, safety, and stability of ferrara intracorneal ring segment (FICRS) implantation for Keratoconus correction (age range was 24.39±8.32 years).   Materials and Methods: In this clinical trial study, 64 eyes of 57 patients with keratoconus and clear cornea that had FICRS implantation were studied. Uncorrected visual acuity (UCVA), best-spectacl...

2017
Masahito Yoshihara Susumu Hara Motokazu Tsujikawa Satoshi Kawasaki Yoshihide Hayashizaki Masayoshi Itoh Hideya Kawaji Kohji Nishida

Corneal endothelial cells (CECs) are essential for maintaining the clarity of the cornea. Because CECs have limited proliferative ability, interest is growing in their potentially therapeutic regeneration from pluripotent stem cells. However, the molecular mechanisms of human CEC differentiation remain largely unknown. To determine the key regulators of CEC characteristics, here we generated a ...

2013
Shahriar Amjadi Kelly Mai Peter McCluskey Denis Wakefield

Lumican is keratan sulfate proteoglycan of the small leucine rich proteoglycan family. Through studies in animal models lumican has been found to be critical in maintaining corneal clarity. It maintains ordered collagen fibrils which are vital in keeping the cornea transparent. It may also be important in primary open angle glaucoma influencing aqueous outflow. Lumican deficiency in mice result...

Journal: :Collegium antropologicum 2011
Natasa Draca Ana Cović Maja Pauk Adis Pasalić Iva Dekaris

High endothelial cell density (ECD) is essential for the corneal graft clarity. We evaluated ECD loss in 120 eyes that underwent penetrating keratoplasty (PK) in Eye Clinic Svjetlost in a one year follow up period. Patients were divided into 3 groups of high (N = 35), intermediate (N = 31) and low risk (N = 54) for graft failure. Postoperative central endothelial density, coefficient of variati...

2016
Fang Bian Crystal S. Shin Changjun Wang Stephen C. Pflugfelder Ghanashyam Acharya Cintia S. De Paiva

PURPOSE To evaluate the efficacy of a controlled release dexamethasone delivery system for suppressing inflammation in an ocular burn + desiccating stress (OB+DS) model. METHODS Nanowafers (NW) loaded with Dexamethasone (Dex, 10 μg) or vehicles (2.5% Methylcellulose; MC) were fabricated using hydrogel template strategy. C57BL/6 mice were subjected to unilateral alkali ocular burn with concomi...

Journal: :Journal of refractive surgery 2015
Olivier Richoz Sabine Kling Florence Hoogewoud Arthur Hammer David Tabibian

Olivier Richoz, MD, has won the 24th Annual Richard C. Troutman, MD, DSc (Hon) Prize and $5000 award for an article published in the Journal of Refractive Surgery: “Antibacterial Efficacy of Accelerated Photoactivated Chromophore for Keratitis–Corneal Collagen Cross-linking (PACK-CXL)” by Olivier Richoz, Sabine Kling, Florence Hoogewoud, Arthur Hammer, David Tabibian, Patrice Francois, Jacques ...

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