نتایج جستجو برای: corneal opacity

تعداد نتایج: 34766  

A SHarifi S Ahmadi

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,...

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: :بینا 0
سیدعلی میردهقان a mirdehghan ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- خیابان پایدارفرد (خیابان امیر ابراهیمی)- پلاک 23- مرکز تحقیقات چشم محمدرضا جعفری نسب mr jafarinasab ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- خیابان پایدارفرد (خیابان امیر ابراهیمی)- پلاک 23- مرکز تحقیقات چشم سپهر فیضی s feizi ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- خیابان پایدارفرد (خیابان امیر ابراهیمی)- پلاک 23- مرکز تحقیقات چشم محمدرضا ناصریان mr naserian

purpose: to evaluate the effect of childhood corneal opacity on the anteroposterior length of the globe in adulthood. methods: twenty-three patients with significant unilateral corneal opacity which had developed before the age of 6 years and the normal fellow eyes (controls) were evaluated. a comprehensive ocular examination including measurement of anterioposterior length and anterior chamber...

2014
Yong-Wun Cho Woong-Sun Yoo Seong-Jae Kim In-Young Chung Seong-Wook Seo Ji-Myong Yoo Khaled Abdulrahman.

The objective of this study was to determine the effect of vitamin C supplementation on reducing the size of corneal opacity resulting from infectious keratitis.The study included 82 patients (82 affected eyes), admitted for infectious keratitis from January 2009 to August 2013, who were followed for more than 3 months. Patients were divided into control, oral vitamin C (3 g/d), and intravenous...

2013
Akira Hirata Tadashi Mine

Peters' anomaly is characterized by a central corneal opacity with corresponding defects in the posterior stroma, Descemet's membrane, and endothelium. We present 2 cases that showed corneal opacity when examined by topical endoscopic imaging (TEI). Case 1 was a 20-day-old neonatal female who had a central corneal opacity in the left eye. TEI showed that the iris stroma was adhered toward the b...

2017
Hiroyuki Namba Mari Narumi Shinji Susa Rintaro Ohe Takeo Kato Mitsunori Yamakawa Hidetoshi Yamashita

BACKGROUND Apo A-I deficiency clinically shows low serum levels of HDL cholesterol and corneal opacity at a young age. Histopathological evaluations of affected corneas are not enough, and the mechanism of corneal opacity is still unclear. CASE PRESENTATION A 61-year-old woman suffered from blurred vision with a corneal opacity. She had significantly reduced serum levels of high-density lipop...

ذبیحی یگانه, حمیدرضا,

          This study was performed to evaluate the efficacy of anterior keratoplasty    with microkeratome in the improvement of visual acuity (V.A) in superficial    corneal disorders in patients admitted to Labbfi Nezhad hospital and Tehran    Bassir Clinic .         &nbs...

Journal: :journal of current ophthalmology 0
محمدناصر هاشمیان mohammad-nasser hashemian فیروزه رحیمی firouzeh rahimi بابک دهسروی babak dehsarvi ساسان مقیمی sasan moghimi سیدمحمد میرآفتاب seyed-mohammad miraftab

purpose: to study the effect of phototherapeutic keratectomy (ptk) in the treatment of various superficial corneal pathologies. methods: we performed a nonrandomized, prospective study on patients who presented with superficial corneal disease and/or poor vision. fifty eyes were included recurrent corneal erosion (rce): 25 eyes, salzmann’s nodular degeneration: 9 eyes, spheroidal degeneration: ...

Journal: :The Open Ophthalmology Journal 2022

Purpose To compare the results of corneal evaluation, either total thickness and opacity depth by both technologies AS- OCT Scheimpflug imaging Sirius placido topography. Methods sixty-eight eyes sixty- eight consecutive patients with opacities were examined AS-OCT imaging. Corneal measured compared determining interchangeability using Bland–Altman plotting. Results Total was (470.32±62.10) (46...

2017
Alexander M. Rowe Hongmin Yun Robert L. Hendricks

Purpose Most of the inflammation in murine herpes simplex virus type 1 (HSV-1)-induced stromal keratitis (HSK) is due to exposure stress resulting from loss of corneal nerves and blink reflex. Corneal grafts often fail when placed on corneal beds with a history of HSK. We asked if corneal exposure contributes to the severe pathology of corneal grafts on HSV-1-infected corneal beds. Methods He...

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