نتایج جستجو برای: primary pterygium

تعداد نتایج: 645305  

2017
Wen Zeng Zengming Liu Hanjun Dai Ming Yan Hong Luo Min Ke Xiaojun Cai

BACKGROUND Anti-fibrotic, anti-VEGF (vascular endothelial growth factor) medications, or radiotherapy, as adjuvant for pterygium surgical procedure, has been suggested for reducing recurrence, but difficulties may be experienced in deciding which treatment to use. The purpose of this study was to compare the efficacies of these different adjuvants for preventing recurrence following pterygium s...

Journal: :Transactions of the American Ophthalmological Society 2005
Thomas O Wood Ellen E Williams Danielle L Hamilton Bryan L Williams

PURPOSE To determine if a pterygium surgical procedure consisting of minimal conjunctival removal, excision of the hypertrophic subconjunctival fibrovascular tissue, application of mitomycin 0.25 mg/mL for 1 minute combined with temporary nasal tarsorrhaphy, and use of postoperative dexamethasone/antibiotic drops achieves the following: safely simplifies pterygium removal, controls the early si...

Journal: :The Malaysian journal of medical sciences : MJMS 2003
Raja Azmi Mohd Noor

Primary pterygium in children is uncommon but is associated with severe visual problems. Astigmatism is the main visual problem caused by pterygium. Significant amounts of astigmatism occur long before a pterygium encroaches the visual axis. Early surgical intervention is safe and effective. It is associated with significant visual improvement in outcome. This is a case report on seven-year-old...

Journal: :Investigative ophthalmology & visual science 2009
Shun-Fa Yang Ching-Yang Lin Pei-Yu Yang Shih-Chun Chao Yi-Zhen Ye Dan-Ning Hu

PURPOSE To study the expression of matrix metalloprotease (MMP)-2 and MMP-9 mRNA and activities in various stages of surgically excised pterygium specimens and cultured pterygium fibroblasts and to study the effects of activation of protein kinase C (PKC) on the expression of these MMPs in pterygium fibroblasts. METHODS MMP-2 and MMP-9 mRNA expression and activities in 15 pterygium tissues an...

Journal: :Japanese journal of ophthalmology 2001
A Kobayashi Y Shirao Y Segawa T Higashide S Miwa K Kawasaki M Takata S C Tseng

BACKGROUND Xeroderma pigmentosum (XP) is a rare, autosomal recessive, premalignant condition of the skin, and is reported to be associated with ocular surface disorders such as conjunctival malignancy and pterygium. Herein, we report a case of successful management of pterygium with multi-layer amniotic membrane graft (AMG) in a young XP patient. CASE An 11-year-old Japanese girl, who had bee...

2009
Atilla Alpay Suat Hayri Uğurbaş Berktuğ Erdoğan

PURPOSE To compare various techniques of pterygium surgery including bare sclera, intraoperative mitomycin C application, conjunctival flap reconstruction, and conjunctival autografting technique. METHODS This study is designed to compare 4 currently used techniques in order to determine the complication and recurrence rates after pterygium exision. Included in the study were 77 eyes from 60 ...

Journal: :journal of current ophthalmology 0
حمیدرضا جهادی حسینی hamidreza jahadihosseini حسین جمالی hossein jamali سجاد نامور sajad namvar

purpose: to compare outcomes and recurrence rates of amniotic membrane transplantation (amt) plus intraoperative mitomycin c (mmc) and conjunctival rotational autograft (cra) plus intraoperative mmc in pterygium surgery methods: ninety-two eyes of 92 patients with primary nasal pterygium were enrolled. all patients were randomized to undergo either amt or cra. forty-three patients underwent amt...

Journal: :The Open Ophthalmology Journal 2021

Introduction: Pterygium is a common ophthalmic problem in the Middle East where exposures to dust and sun rays are risk factors. The condition more prevalent middle-aged males can be considered as an aging process. aim of this study test both degenerative proliferative components by reduced glutathione topoisomerase one activity. Methods: applied immunohistochemistry staining for 1. Results: sa...

2013
Haotian Lin Lixia Luo Shiqi Ling Wan Chen Zhaochuan Liu Xiaojian Zhong Changrui Wu Weirong Chen Yizhi Liu

PURPOSE To investigate whether lymphatic microvessel density (LMVD) could be used as a predictive marker for the recurrence time of pterygia. METHODS This was a prospective case series study. Ninety-six patients with unilateral eye primary nasal pterygia were included. The patients were clinically evaluated to grade the severity of their pterygia (32 were Grade 1, 29 were Grade 2, and 35 were...

Journal: :Arquivos brasileiros de oftalmologia 2009
Vanessa Grandi Valezi Silvana Artioli Schellini Magda Massae Hata Viveiros Carlos Roberto Padovani

PURPOSE To investigate the safety and efficacy of intraoperative infiltration of 5-fluorouracil (5-FU) as an adjuvant drug in pterygium treatment. METHODS Of 125 consecutive patients, 125 eyes with primary and recurrent pterygium underwent pterygium excision with intraoperative 5-FU (25 mg/mL) infiltration. The superior and inferior conjunctiva was approximated to cover the scleral bed and 0....

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