نتایج جستجو برای: postoperative endothelial cell density

تعداد نتایج: 2209836  

2017
Laura Macovei Ioana Gobej

We report the case of a 69-year-old female with Fuchs endothelial dystrophy and posterior chamber in-the-bag intraocular lens, whom we treated with DMEK surgical technique. We encountered difficulties both during obtaining the endothelium from the young donor and during the intraocular unrolling and its application on the stroma. We evaluated both preoperative and postoperative the following pa...

2015
Vincenzo Sarnicola Chiara Millacci Enrica Sarnicola Caterina Sarnicola Francesco Sabatino Andrew Ruggiero

PURPOSE To report our clinical experience and 4-year follow-up results of Descemet stripping automated endothelial keratoplasty (DSAEK) with the suture pull-through insertion technique. METHODS This is a retrospective study of 195 eyes in which a posterior lamellar keratoplasty was performed between 2007 and 2011. The insertion of a folded donor lenticule was performed with a double-armed 10-...

2010
Yang Kyeung Cho Hwa Seok Chang Tae Yoon La Donghyun Ji Hyunkyung Kim Jin A Choi Man Soo Kim

PURPOSE We evaluated various preoperative anterior segment parameters measured with a Pentacam rotating Scheimpflug camera and compared them with those of conventional methods. We also evaluated the effect of different parameters on corneal endothelial cells after cataract surgery. METHODS Pentacam examination was performed in 88 eyes from 88 patients to evaluate central anterior chamber dept...

2014
Vasilios F. Diakonis Vardhaman P. Kankariya George D. Kymionis Georgios Kounis George Kontadakis Eirineos Gkenos Michael A. Grentzelos George Hajithanasis Sonia H. Yoo Ioannis G. Pallikaris

Purpose. To study the long term refractive and visual outcomes of photorefractive keratectomy (PRK) with intraoperative application of mitomycin C (MMC). Methods. This study included 37 eyes who received myopic PRK; after photoablation, a sponge soaked in 0.02% MMC solution was applied in all corneas for 2 minutes. Efficacy, safety, predictability, and stability of PRK MMC were evaluated. Endot...

2013
Miguel Naveiras José F. Alfonso

METHODS: Prospective, nonrandomized study that included eight eyes of eight patients with concomitant endothelial disease and advanced cataract. In a first group of eight consecutive eyes, combined phacoemulsification, IOL implantation and DMEK were performed. Grafts were inserted with an ICL injector, encapsulated within viscoelastic plugs. Femtosecond laser-assisted descemetorhexis was perfor...

Journal: :iranian journal of biotechnology 2008
maryam jazayeri abdolamir allameh masoud soleimani seyed hamid jazayeri saeid kaviani

human bone marrow derived mesenchymal stem cells (hbmscs) have the potential to differentiate into cells such as adipocyte, osteocyte, hepatocyte and endothelial cells. in this study, the differentiation of hbmscs into endothelial like-cells was induced in presence of vascular endothelial growth factor (vegf) and insulin-like growth factor (igf-1). the differentiated endothelial cells were exam...

Journal: :The British journal of ophthalmology 1992
R M Redmond W J Armitage J Whittle S J Moss D L Easty

This study reports corneal graft survival, endothelial cell changes, and visual outcome in 20 patients who received some of the first corneas stored by organ culture in the Corneal Transplant Service Eye Bank in Bristol. Mean donor age was 48 years (SD 15, n = 20) and corneas were stored for an average of 21 days (SD 7, n = 20). Preoperative endothelial cell density was 2334 cells/mm2 (SD 235, ...

2001
Daniel Böhringer Thomas Reinhard Helga Spelsberg Rainer Sundmacher

Background/aim: Advanced donor age, long death to excision time interval, and factors related to organ culture can trigger unfavourable intracellular processes in the graft endothelium and contribute to chronic endothelial cell loss after penetrating keratoplasty. The aim of this study was to investigate factors influencing chronic endothelial cell loss in a homogeneous group of patients. Metho...

Journal: :The British journal of ophthalmology 2002
Daniel Böhringer Thomas Reinhard Helga Spelsberg Rainer Sundmacher

BACKGROUND/AIM Advanced donor age, long death to excision time interval, and factors related to organ culture can trigger unfavourable intracellular processes in the graft endothelium and contribute to chronic endothelial cell loss after penetrating keratoplasty. The aim of this study was to investigate factors influencing chronic endothelial cell loss in a homogeneous group of patients. METH...

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