نتایج جستجو برای: corneal volume

تعداد نتایج: 342790  

2008
Satinder Pal S. Grewal

Primary angle-closure glaucoma (PACG) is a major form of glaucoma in Asia. It is a leading cause of blindness worldwide. Laser peripheral iridotomy (LPI) is the standard firstline intervention in both acute and chronic forms. It is successful in preventing recurrence of acute attacks and virtually eliminates the risk of an acute attack in the fellow eye. Peripheral iridotomy eliminates pupillar...

متن کامل
2012
Mohammad Pakravan Farideh Sharifipour Shahin Yazdani Nasim Koohestani Mehdi Yaseri

PURPOSE To compare anterior segment and ocular biometric parameters in unaffectedfellow eyes of patients with a previous attack of acute angle closure (AAC), primary angle closure suspect (PACS) eyes, and normal eyes; and to identify eyes at high risk of AAC among primary angle closure suspects. METHODS In this case-control study, 16 unaffected fellow eyes of patients with aprevious attack of...

متن کامل
ژورنال: مجله دانشگاه علوم پزشکی زنجان 2014
جباروند بهروز, محمود, جعفر زاده, ابراهیم, خباز خوب, مهدی, دهنوی, زهرا, میرزاجانی, علی,

Background and Objective: Proper method and machine for corneal evaluation is an important factor in many anterior segment interventions. This study was performed to compare the mean keratometry (K) readings obtained with an IOL Master and Pentacam for intraocular lens power calculation in normal subjects with no history of refractive surgery. Materials and Methods: Mean K values were obtained ...

متن کامل
Journal: Iranian Journal of Immunology 2009
Eskanadar Kamali Sarvestani Hamid Reza Jahadi Hosseini, Mahnaz Mosallaei Mitra Akbari

Background: Human cornea expresses functional Fas-ligand capable of killing Fas+ activated lymphocytes. Fas expression is partly regulated by -670 A/G polymorphism in the promoter region of Fas gene. Objective: The aim of the present study is to determine the association between Fas-670A/G polymorphism and survival of corneal transplantation. Methods: In 276 graft recipients who mainly underwen...

متن کامل
ژورنال: مجله دانشگاه علوم پزشکی گیلان 2000
شکوهی , دکتر طاهره ,

ABSTRACT Mycotic Keratitis, an important ophthalmologic problem, especially among the outdoor workers in the tropic regions, is frequently caused by filamentous fungi. Following trauma, a corneal ulcer developed in 3 male patients residing in rural areas of Sari. Traumatizing agents were likely paddy rice, soil and dust. Direct examination of all the corneal scrapings showed septate branched ...

متن کامل
Journal: :iranian journal of veterinary medicine 2010
esmaeil tamadonfard firooz hamzeh goshchi nasrin hamzeh gooshchi

in the present study, the effects of the acute and chronic oral administrations (po) of curcumin in the absence and presence of morphine and naloxone was investigated on the sensation of acute corneal pain in rats. acute corneal pain was induced by the local application of hypertonic saline (5 m nacl) on the corneal surface, and the number of eye wipes was then counted for 30 s. subcutaneous (s...

متن کامل
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 (...

متن کامل
Journal: :بینا 0
حمید نوروزی h norouzi تهران- خیابان شهید مدنی- بیمارستان امام حسین (ع) ژاله رجوی j rajavi تهران- خیابان شهید مدنی- بیمارستان امام حسین (ع) محمدعلی اخوت پور ma okhovatpour تهران- خیابان شهید مدنی- بیمارستان امام حسین (ع)

purpose: to evaluate corneal thickness changes after soft contact lens (scl) removal in lasik candidates. methods: fifty lasik candidates (100 eyes) with history of daily wear scl for at least 6 months were enrolled in this descriptive study. central corneal thickness was measured by ultrasonic pachymetry immediately after lens removal and then repeated daily at the same time, until the thickne...

متن کامل
ژورنال: پژوهش در پزشکی 2010
حاجی‌زاده , ابراهیم, رحیم‌زاده کیوی, میترا, فیضی, سپهر,

Abstract Background: Although corneal graft may be rejected by the immune system of the recipient it remains as the most successful operation as compared to transplantation of other tissues. Since most patient do not reject the grafts, those who do are in the minority. This study was carried out to assess the usefulness of the cure frailty model for determining the significance of risk facto...

متن کامل
Journal: :بینا 0
مژگان رضایی کنوی m rezaei kanavi تهران- خیابان ولی عصر- بالاتر از میرداماد- بلوار ستاری- بانک چشم جمهوری اسلامی عاطفه جوادی a javadi تهران- خیابان ولی عصر- بالاتر از میرداماد- بلوار ستاری- بانک چشم جمهوری اسلامی حمیدرضا ذبیحی یگانه hr zabihi yeganeh تهران- خیابان ولی عصر- بالاتر از میرداماد- بلوار ستاری- بانک چشم جمهوری اسلامی

purpose: to specify histopathologic features of corneal involvement in a case with xeroderma pigmentosum (xp). case report: a 19-year-old man with a clinical diagnosis of xp presented with bilateral corneal leukoma and decreased visual acuity predominatly in his right eye. penetrating keratoplasty was performed in the right eye due to severe corneal opacity, vascularization and lipid deposition...

متن کامل

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید

function paginate(evt) { url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term pg=parseInt(evt.target.text) var data={ "year":filter_year, "term":term, "pgn":pg } filtered_res=post_and_fetch(data,url) window.scrollTo(0,0); } function update_search_meta(search_meta) { meta_place=document.getElementById("search_meta_data") term=search_meta.term active_pgn=search_meta.pgn num_res=search_meta.num_res num_pages=search_meta.num_pages year=search_meta.year meta_place.dataset.term=term meta_place.dataset.page=active_pgn meta_place.dataset.num_res=num_res meta_place.dataset.num_pages=num_pages meta_place.dataset.year=year document.getElementById("num_result_place").innerHTML=num_res if (year !== "unfilter"){ document.getElementById("year_filter_label").style="display:inline;" document.getElementById("year_filter_place").innerHTML=year }else { document.getElementById("year_filter_label").style="display:none;" document.getElementById("year_filter_place").innerHTML="" } } function update_pagination() { search_meta_place=document.getElementById('search_meta_data') num_pages=search_meta_place.dataset.num_pages; active_pgn=parseInt(search_meta_place.dataset.page); document.getElementById("pgn-ul").innerHTML=""; pgn_html=""; for (i = 1; i <= num_pages; i++){ if (i===active_pgn){ actv="active" }else {actv=""} pgn_li="
  • " +i+ "
    • "; pgn_html+=pgn_li; } document.getElementById("pgn-ul").innerHTML=pgn_html var pgn_links = document.querySelectorAll('.mypgn'); pgn_links.forEach(function(pgn_link) { pgn_link.addEventListener('click', paginate) }) } function post_and_fetch(data,url) { showLoading() xhr = new XMLHttpRequest(); xhr.open('POST', url, true); xhr.setRequestHeader('Content-Type', 'application/json; charset=UTF-8'); xhr.onreadystatechange = function() { if (xhr.readyState === 4 && xhr.status === 200) { var resp = xhr.responseText; resp_json=JSON.parse(resp) resp_place = document.getElementById("search_result_div") resp_place.innerHTML = resp_json['results'] search_meta = resp_json['meta'] update_search_meta(search_meta) update_pagination() hideLoading() } }; xhr.send(JSON.stringify(data)); } function unfilter() { url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term var data={ "year":"unfilter", "term":term, "pgn":1 } filtered_res=post_and_fetch(data,url) } function deactivate_all_bars(){ var yrchart = document.querySelectorAll('.ct-bar'); yrchart.forEach(function(bar) { bar.dataset.active = false bar.style = "stroke:#71a3c5;" }) } year_chart.on("created", function() { var yrchart = document.querySelectorAll('.ct-bar'); yrchart.forEach(function(check) { check.addEventListener('click', checkIndex); }) }); function checkIndex(event) { var yrchart = document.querySelectorAll('.ct-bar'); var year_bar = event.target if (year_bar.dataset.active == "true") { unfilter_res = unfilter() year_bar.dataset.active = false year_bar.style = "stroke:#1d2b3699;" } else { deactivate_all_bars() year_bar.dataset.active = true year_bar.style = "stroke:#e56f6f;" filter_year = chart_data['labels'][Array.from(yrchart).indexOf(year_bar)] url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term var data={ "year":filter_year, "term":term, "pgn":1 } filtered_res=post_and_fetch(data,url) } } function showLoading() { document.getElementById("loading").style.display = "block"; setTimeout(hideLoading, 10000); // 10 seconds } function hideLoading() { document.getElementById("loading").style.display = "none"; } -->