نتایج جستجو برای: donor descemet membran
تعداد نتایج: 68137 فیلتر نتایج به سال:
A 73-year-old woman with a corneal perforation of undetermined etiology was treated with corneal patch grafting. A residual partial-thickness corneal button obtained during a previous Descemet stripping automated endothelial keratoplasty (DSAEK) surgery and stored at -80°C in Optisol GS for 3 months was used as a patch graft. Five days postoperatively, the anterior chamber was reformed and the ...
PURPOSE To report the first case of Descemet membrane endothelial keratoplasty (DMEK) for bullous keratopathy (BK) secondary to argon laser iridotomy (ALI). PATIENT A 71-year-old woman presented with decreased visual acuity in her right eye due to BK secondary to ALI that was performed 10 years prior. RESULTS Phacosurgery was performed first, followed by successful DMEK 4 months later. A DM...
purpose: to evaluate endothelial cell density (ecd) and morphology of clear corneal grafts after descemet stripping automated endothelial keratoplasty (dsaek) and to determine the factors that influence graft ecd postoperatively. methods: seventy-seven eyes (38 right eyes) of 64 patients (34 female subjects) who underwent dsaek for fuchs’ endothelial dystrophy (n=38) or pseudophakic bullous ker...
To the Editor: We read with interest the article by Gorovoy et al regarding the outcome of 2 patients who had secondary graft failure after Descemet stripping automated endothelial keratoplasty (DSAEK). Although the report documents the successful visual rehabilitation of the patients after late endothelial graft failure, we would like to request the clarification of several points arising from...
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-...
OBJECTIVE To compare postoperative astigmatic change and graft stability using 2 different donor button diameters in endothelial lamellar keratoplasty to treat corneal endothelial failure. METHODS A 200- micro m-thick corneal flap keratectomy was performed in human donor corneoscleral rims (n = 20; 10 donors and 10 recipients) using an artificial anterior chamber and a manual microkeratome (A...
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...
We present a simple, effective and reproducible technique for deep anterior lamellar keratoplasty. Using a diamond knife, set at 90% of corneal thickness (90 degrees meridian), at the limbus a radial incision was made and a corneal pocket was created. A specially designed cannula was placed deep into the corneal stroma and air was injected for stromal dissection. The air bubble pushed down Desc...
In a transverse section of the cornea, Descemet's membrane appears as a "glassy" layer between the stroma and the endothelium. I t has been identified as the basement membrane of the endothelium (1, 2), and is described as a strong, structureless membrane, very resistant to chemical agents and to pathological processes, several micra in thickness, and normally in a state of tension (3). During ...
In a transverse section of the cornea, Descemet's membrane appears as a "glassy" layer between the stroma and the endothelium. I t has been identified as the basement membrane of the endothelium (1, 2), and is described as a strong, structureless membrane, very resistant to chemical agents and to pathological processes, several micra in thickness, and normally in a state of tension (3). During ...
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