Results 11 to 20 of about 7,571 (175)

Mistakes in the treatment of pterygium

open access: yesJournal of Ophthalmology, 2019
Abrupt thinning and even perforation at the limbus and cornea due to deep pterygium excision are potential postoperative complications of pterygium syrgery.
G. I. Drozhzhina   +5 more
doaj   +1 more source

Semaphorin 7a participants in pterygium by regulating vascular endothelial growth factor [PDF]

open access: yesInternational Journal of Ophthalmology, 2019
AIM: To investigate the relationship between semaphorin 7a expression and cell proliferation and migration in pterygium fibroblasts. METHODS: Twenty-six patients with surgically diagnosed pterygium were enrolled, including 15 cases of primary pterygium ...
Yun-Fei Han   +9 more
doaj   +1 more source

The Role of Mast cells in the Pathogenesis of Primary and Recurrent Pterygium

open access: yesTürk Oftalmoloji Dergisi, 2012
Pur po se: In this study, we aimed to investigate the roles of mast cells in pterygium pathogenesis and to compare the number of mast cells in primary and recurrent pterygium.
Hülya Deveci   +3 more
doaj   +1 more source

Pterygium – A Study Which Was Done on A Rural Based Population [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2013
Introduction: Pterygium is a fibrous growth seen in bulber conjunctiva. It is a non malignant growth which may cause visual impairment. Material and Methods: Pterygium study was done on rural population in out patient department of NIMS Hospital and
Bhardwaj Veena M.S.   +2 more
doaj   +1 more source

Association among pterygium, cataracts, and cumulative ocular ultraviolet exposure: A cross-sectional study in Han people in China and Taiwan.

open access: yesPLoS ONE, 2021
PurposePterygium is an ocular surface disorder mainly caused by ultraviolet (UV) light exposure. This study explored the relationships between six cataract types with pterygium and UV exposure.MethodsWe have previously studied cataracts in residents of ...
Natsuko Hatsusaka   +11 more
doaj   +1 more source

Topographic Changes Before and After Pterygium Surgery [PDF]

open access: yesInternational Journal of Medical Arts, 2022
Background: Pterygium characterized by a centripetal growth of fibrovascular tissue associated with inflammation and vascularization. Corneal astigmatism in an eye with pterygium may reflect the cumulative effect of a naturally occurring astigmatism and ...
Samiha M. Kamel Abo Al-Majd   +3 more
doaj   +1 more source

In Vivo Confocal Microscopy Observation of Cell and Nerve Density in Different Corneal Regions with Monocular Pterygium

open access: yesJournal of Ophthalmology, 2020
Purpose. To investigate the effects of pterygium on corneal cell and nerve density in patients with unilateral pterygium using in vivo laser scanning confocal microscopy (LSCM). Methods.
Yun-Zhi Shen, Mi Xu, Song Sun
doaj   +1 more source

mTORC1 regulates apoptosis and cell proliferation in pterygium via targeting autophagy and FGFR3

open access: yesScientific Reports, 2017
Pterygium is one of the most common ocular surface diseases. During the initiation of pterygium, resting epithelial cells are activated and exhibit aberrant apoptosis and cell proliferation. Mechanistic target of rapamycin complex 1 (mTORC1) is a central
Yanli Liu, Hanchun Xu, Meixia An
doaj   +1 more source

The prevalence and determinants of pterygium in rural areas

open access: yesJournal of Current Ophthalmology, 2017
Purpose: To evaluate the prevalence of pterygium and its determinants in the underserved, rural population of Iran. Methods: In this cross-sectional study of 3851 selected individuals, 86.5% participated in the study, and the prevalence of pterygium was ...
Hassan Hashemi   +5 more
doaj   +1 more source

HUBUNGAN FAKTOR RISIKO DENGAN KEJADIAN PTERYGIUM DI POLIKLINIK MATA BADAN LAYANAN UMUM DAERAH RUMAH SAKIT UMUM CUT MEUTIA KABUPATEN ACEH UTARA TAHUN 2015

open access: yesAverrous: Jurnal Kedokteran dan Kesehatan Malikussaleh, 2018
Pterygium merupakan penyakit mata bagian eksternal yang umum terjadi secara global. Pterygium dapat menyebabkan terjadinya astigmatisme serta menimbulkan gangguan lain seperti menurunnya tajam penglihatan, iritasi kronik, inflamasi rekuren, penglihatan ...
Dara Phonna Ardianty
doaj   +1 more source

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