نتایج جستجو برای: donor descemet membran

تعداد نتایج: 68137  

2017
Hui Shi Xiao-feng Qi Tao-tao Liu Qian Hao Xiao-hong Li Ling-ling Liang Yi-miao Wang Zhi-hua Cui

BACKGROUND Pre-Descemet corneal dystrophy (PDCD) is characterized by the presence of numerous, tiny, polymorphic opacities immediately anterior to Descemet membrane, which is a rare form of corneal stromal dystrophy and hard to be diagnosed. In vivo confocal microscopy (IVCM) is a useful tool to examine the minimal lesions of the cornea at the cellular level. In this article, we report a rare c...

Journal: :Distilat: Jurnal Teknologi Separasi 2023

Pada water treatment plant sea reverse osmosis (SWRO) sering terjadi pembentukan akumulasi padatan (fouling) yang tidak diinginkan dan tertahan di permukaan membran. Fouling disebabkan oleh pertumbuhan mikro/makro organisme disebut sebagai biofouling. Pertumbuhan biofouling terkendali dapat menyumbat menginaktivasi membran, hal ini menyebabkan naiknya tekanan osmotik atau differential pressure ...

2017
P Rosetta E F Legrottaglie R Vinciguerra P Vinciguerra

Purpose To report a case of a Descemet membrane's (DM) detachment after radial keratotomy (RK). Methods A patient (male) underwent RK (16 cuts) 20 years before referring to the Eye Center of Humanitas (Milan) for a progressive visual loss. The slit-lamp examination showed severe corneal stromal edema and a large DM detachment in the lower half of the cornea. Anterior segment optical coherence...

Journal: :Archives of ophthalmology 2008
Bryan J Winn Shan C Lin Michael R Hee Cynthia S Chiu

Extensive Descemet membrane detachment (DMD) is a rare complication of intraocular surgery that can lead to corneal decompensation. Although DMD may resolve spontaneously, surgical repair frequently is required. The diagnosis may be difficult because corneal edema can obscure visualization of the Descemet membrane (DM). Ultrasonographic biomicroscopy (UBM) has been the standard for imaging DMD ...

Journal: :Cornea 2009
Siamak Zarei-Ghanavati Mehran Zarei-Ghanavati Shadi Sheibani

PURPOSE To describe a case of traumatic wound dehiscence after deep anterior lamellar keratoplasty. METHOD Observational case report. CASE REPORT A 31-year-old man who had undergone deep anterior lamellar keratoplasty using big-bubble technique for keratoconus 3 months earlier presented to emergency room after blunt trauma.On examination, visual acuity was counting fingers at 2 m. The corne...

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