Results 81 to 90 of about 21,924 (264)

Exploring the Molecular Mechanisms of Pterygium by Constructing lncRNA–miRNA–mRNA Regulatory Network

open access: yesInvestigative Ophthalmology and Visual Science, 2020
Purpose This research explores the aberrant expression of the long non-coding RNA (lncRNA), microRNA (miRNA), and messenger RNA (mRNA) in pterygium. A competitive endogenous RNA (ceRNA) network was constructed to elucidate the molecular mechanisms in ...
Nuo Xu, Yi Cui, Jiaxing Dong, Li Huang
semanticscholar   +1 more source

Linking the Ultraviolet Index to the “shadow rule” for sun protection: A theoretical model applied with a southern hemisphere example

open access: yesPhotochemistry and Photobiology, Volume 102, Issue 1, Page 67-78, January/February 2026.
We demonstrate the potential utility of the shadow rule and how it may be understood in relation to the UV Index. The shadow rule indirectly determines the sun's altitude by observing the length of a person's shadow during the course of the day. When the shadow cast by the sun on a horizontal surface is shorter than the height of the person casting the
Caradee Y. Wright   +4 more
wiley   +1 more source

PTERYGIUM

open access: yesThe Professional Medical Journal, 2018
Objective: To study the results of primary pterygium excision through bare scleratechnique with and without intraoperative Mitomycin C use. Study design: This was anexperimental study with randomised controlled trial. Setting and Duration: This study wasconducted at Eye A unit, Khyber Teaching Hospital, Peshawar from May,2007 to April,2009.Methodology:
Muhammad Rafiq   +5 more
openaire   +3 more sources

Effect of pterygium excision on pterygium induced astigmatism.

open access: yesIndian Journal of Ophthalmology, 2003
Pterygium is known to affect refractive astigmatism, which can have a significant impact on vision. This study was undertaken to evaluate the effect of pterygium excision on refractive astigmatism.
Maheshwari Sejal
doaj  

Effect of subconjunctival bevacizumab injection before primary pterygium excision: a clinical and immunohistochemical study

open access: yesDelta Journal of Ophthalmology, 2019
Purpose The aim of this study was to evaluate the effect of preoperative subconjunctival bevacizumab injection on the clinical and immunohistochemical analysis of primary pterygium.
Abd Elmagid M Tag Eldin   +2 more
doaj   +1 more source

Mechanisms and biomarker candidates in pterygium development.

open access: yesArquivos Brasileiros de Oftalmologia, 2019
Pterygium pathogenesis has been mainly asso ciated with UV light exposure; however, this association remains quite controversial. The complete mechanism of pterygium also remains to be clarified.
A. Wanzeler   +8 more
semanticscholar   +1 more source

Modified A‐T Advancement Flap for Repair of Nail Matrix Defect

open access: yesDermatologic Therapy, Volume 2026, Issue 1, 2026.
Background The nail matrix is a unique structure, and usually nail matrix defects over 2–3 mm are very difficult to repair. The aim of this article was to repair larger nail matrix defects by a modified A‐T advancement flap to avoid nail deformity. Method Surgery was performed on 22 fingers with melanonychia and nail splitting. Nail matrix defects were
Zijing Du   +4 more
wiley   +1 more source

Prevalence of pterygium and its associated factors among adults aged 18 years and above in Gambella town, Southwest Ethiopia, May 2019

open access: yesPLoS ONE, 2020
Introduction A pterygium is a wing-shaped fibro-vascular growth of conjunctiva on the superficial cornea/conjunctiva. It is an elastotic degeneration of conjunctival stroma mainly due to Ultraviolet light exposure.
S. Fekadu, A. Assem, N. F. Adimassu
semanticscholar   +1 more source

Congenital Syngnathia With Holoprosencephaly: A Case Report of a Fatal Presentation in a Resource‐Limited Setting

open access: yesClinical Case Reports, Volume 13, Issue 12, December 2025.
ABSTRACT Congenital syngnathia, the rare fusion of the maxilla and mandible, poses significant feeding and respiratory challenges. Its management is complicated by rarity and potential syndromic associations. We present a 1‐week‐old female neonate who presented with left jaw deviation, respiratory distress (SpO2 69%, tachypnea), and fever.
Asteway M. Haile   +5 more
wiley   +1 more source

The Effects of Job on the Development of Pterygium

open access: yesTürk Oftalmoloji Dergisi, 2013
Purpose: To investigate the effects of job on the development of pterygium. Material and Method: We retrospectively evaluated the files of 182 patients who were diagnosed as having pterygium between August 2012 and October 2012 in the Ophthalmology ...
Emre Gümüş, İbrahim Yaşar
doaj   +1 more source

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