نتایج جستجو برای: pterygium
تعداد نتایج: 3780 فیلتر نتایج به سال:
Aims—To compare the rate of recurrence and complication after surgery for primary pterygium performed by one surgeon using either intraoperative mitomycin C or â irradiation. Methods—A retrospective study was performed of 164 eyes in 164 patients who had undergone primary pterygium surgery. After the pterygium was excised, the bare sclera was covered by sliding adjacent superior conjunctiva. 10...
UNLABELLED Objective s : To determine the recurrence rate following Conjunctival Autograft versus Mitomycin C for pterygium excision. METHODS Fifty Patients in this Randomized Clinical Trial who underwent pterygium excision from July 2013 to October 2013 at Department of Ophthalmology, Ziauddin University Hospital, Keamari, Karachi were included. All patients underwent detailed ophthalmic exa...
PURPOSE The purpose of this study was to determine the factors associated with Pterygium, utilizing history and examination. METHODS In this prospective case series study, a total of 1227 patients with Pterygium presenting at the Department of Ophthalmology, Chandka Medical College Hospital Larkana, Pakistan, from January 1997 to January 2015 were included. A standard proforma containing prop...
AIM Investigate the efficiency of limbal conjunctival autograft in primary and recurrent pterygium. (2) To report the incidence of recurrence after primary and recurrent pterygium surgery using limbal conjunctival autograft. MATERIAL AND METHODS It is a prospective study conducted at Department of Ophthalmology, Basaveshwar Teaching and General Hospital, Gulbarga Karnataka, India for a period...
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...
The authors report the long-term results of combined conjunctival autograft and overlay amniotic membrane transplantation (AMT) for treatment of pterygium as a new surgical technique. Nineteen patients including 12 male and 7 female subjects with pterygium (primary, 14 cases; recurrent, 5 cases) underwent combined conjunctival autograft and overlay AMT and were followed from 10 to 26 months. Me...
AIMS To characterise the vasculature of pterygium using indocyanine green (ICG) anterior segment angiography and to demonstrate the pattern of revascularisation following conjunctival autografting. METHODS ICG anterior segment angiography was performed on nine patients with pterygium. Angiography was repeated at 1-2 weeks and 2 months following conjunctival autografting in these patients. R...
PURPOSE Effects of ultraviolet (UV) B on the pterygium and its cells have been studied previously, whereas little is known on the effects of UVA. Urokinase-type plasminogen activator (uPA) is a protease involved in tissue remodeling and cell migration, and its levels are increased in pterygium. The purpose of our study was to investigate the effects of UVA on the expression of uPA in cultured p...
BACKGROUND Ophthalmic pterygium is a common benign lesion of unknown origin and the pathogenesis might be vision-threatening. This problem is often associated with exposure to solar light. Recent evidence suggests that potentially oncogenic viruses such as human papillomavirus and Epstein-Barr virus may be involved in the pathogenesis of pterygia. Expression of specific adenovirus genes such as...
introduction pterygium is a wing-shaped, vascular, fleshy growth that originates from the conjunctiva and can spread into the corneal limbus and beyond. beta irradiation after bare sclera surgery of primary pterygium is a simple, effective, and safe treatment, which reduces the risk of local recurrence. materials and methods dosimetric components of strontium-90 (90sr), phosphorous-32 (32p), an...
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