نتایج جستجو برای: corneal scar

تعداد نتایج: 42142  

Journal: :بینا 0
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 آزاده کنعانی a kanani ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- خیابان پایدارفرد (خیابان امیر ابراهیمی)- پلاک 23- مرکز تحقیقات چشم حامد اسفندیاری h esfadiari ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- خیابان پایدارفرد (خیابان امیر ابراهیمی)- پلاک 23- مرکز تحقیقات چشم

purpose: to report a known case of leprosy with bilateral corneal scars. case report: we present a 70 year-old man who had developed claw hand deformity and loss of sensation in the extremities secondary to leprosy since 7 years ago. two years ago, he presented with loss of vision due to lagopthalmos and loss of corneal sensation for which he had undergone lateral tarsorrhaphy at the time. conc...

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: ...

2016
Kangkeng Zheng Haifan Huang Kun Peng Jianhao Cai Vishal Jhanji Haoyu Chen

The purpose of this study is to investigate the process of corneal wound healing after penetrating injury with the change in optical intensity on anterior segment optical coherence tomography (AS-OCT) and to investigate factors associated with severity of corneal scar. Forty-seven eyes from 47 patients with repaired corneal laceration were included. AS-OCT was performed on 1day, 1week, 1, 3 and...

Journal: :Investigative ophthalmology & visual science 1990
C Cintron J D Gregory S P Damle C L Kublin

Macromolecules from normal rabbit cornea and cornea containing a 2-mm diameter button of scar tissue were biosynthetically labeled with 35S-sulfate and 3H-glucosamine in vivo and in organ culture. Labeled macromolecules, including proteoglycans (PGs) extracted from the normal cornea, scar tissue, and corneal tissue adjacent to the scar with guanidine hydrochloride were chromatographed on DEAE-S...

ژورنال: دانشور پزشکی 2010
قاسمی‌فلاورجانی, دکتر خلیل, جوشقانی, دکتر محمود , فروتن, دکتر علیرضا , قاسمی, دکتر حسن , مادرشاهی, دکتر حجت , نیکبخت, دکتر بهزاد ,

Background and Objective: Astigmatism is a common complication of penetrating (PK) and Lamellar (LK) keratoplasty that may cause surgical failure due to visual disturbances. In this study, the efficacy of scar revision just at the surgical incision was evaluated. Materials and Methods: In this prospective interventional case-series study, scar revision was performed in nineteen post-PK or LK as...

Journal: :journal of current ophthalmology 0
فهیمه اسدی آملی fahimeh asadi-amoli مهرناز علائی گوهر mehrnaz alaie-gohar رضا شاه سیاه reza shahsiah

purpose : the evaluation of the presence of herpes simplex virus (hsv) in corneal scars by real-time polymerase chain reaction (pcr) and comparison of the results with histopathologic findings and clinical diagnoses methods : eighty-seven corneal scar samples obtained after penetrating keratoplasty (pk), were selected after reviewing the records from 2006 to 2010. nucleic acid was extracted fro...

Journal: :بینا 0
محمد زارع m zare ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- بیمارستان لبافی نژاد- مرکز تحقیقات چشم محمدعلی جوادی ma javadi ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- بیمارستان لبافی نژاد- مرکز تحقیقات چشم سیامک زارعی قنواتی s zarei ghanavati دانشگاه علوم پزشکی مشهد محمدرضا جمشیدی mr jamshidi ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- بیمارستان لبافی نژاد- مرکز تحقیقات چشم پرویز محمدی p mohammadi ophthalmic research center, shahid beheshti university of medical sciences, tehran, iranتهران- پاسداران- بوستان نهم- بیمارستان لبافی نژاد- مرکز تحقیقات چشم

purpose: to determine the indications for and surgical techniques of corneal transplantation at labbafinejad medical center (lmc) from 2004 to 2007. methods: in this descriptive study, records of 756 patients who had undergone corneal transplantation from october 2004 to october 2007 were reviewed. results: overall, 504 male (64.9%) and 272 female (35.1%) subjects with mean age of 41.29±21.25 (...

2012
Alime Günes Tahir Kansu Bozkurt Cihan Unlu Betül Ilkay Sezgin Akcay Hüseyin Bayramlar

A 40-years-old male patient with a corneal scar secondary to perforating eye injury had undergone ipsilateral rotational autokeratoplasty in our clinics. The corneal scar involved the pupillary area. The patient had a preoperative visual acuity of counting fingers. The patient's cornea was trephined with a 0.5 mm temporal decentration. The 8.0 mm autograft was rotated approximately 180° to relo...

Journal: :The British journal of ophthalmology 2002
S Pitz R Jahn L Frisch A Duis N Pfeiffer

BACKGROUND The performance and results of corneal tattooing are described in a case series of 11 patients suffering from a disfiguring corneal scar using a technique similar to conventional dermatography. METHODS Drawing ink in different shades was applied into the anterior corneal stroma by punctures performed with a conventional spatula needle. RESULTS Up to 4 years after surgery all pati...

Journal: :بینا 0
مژگان رضایی کنوی m rezaie kanavi بانک چشم جمهوری اسلامی ایران محمدعلی جوادی ma javadi دانشگاه علوم پزشکی شهید بهشتی معصومه ثناگو m sanagoo مرکز تحقیقات چشم دانشگاه علوم پزشکی شهید بهشتی

purpose: to determine the indications for penetrating keratoplasty (pk) in iran over an 11-year period. methods: all eye bank records of patients who underwent pk from 1994 to 2004 at ophthalmologic centers throughout iran were reviewed. results: during this 11-year period, a total of 19,668 cases were operated. the most common indication for penetrating keratoplasty was keratoconus (34.5%), fo...

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