Results 1 to 10 of about 7,792 (115)

A Novel System for Measuring Pterygium's Progress Using Deep Learning

open access: yesFrontiers in Medicine, 2022
Pterygium is a common ocular surface disease. When pterygium significantly invades the cornea, it limits eye movement and impairs vision, which requires surgery to remove.
Chenghu Wang, Weihua Yang, Cheng Wan
exaly   +3 more sources

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 ...
Fatemeh Hashemi   +2 more
exaly   +3 more sources

Vascular characteristics and haemodynamics of severe and mild pterygium: a quantitative analysis [PDF]

open access: yesAnnals of Medicine
Purpose To investigate vascular characteristics and hemodynamic changes in mild and severe pterygium and explore correlations among clinical parameters.Design Cross-sectional observational study.Methods Sixty-three patients (68 eyes) with pterygium ...
Jiaxin Han   +7 more
doaj   +2 more sources

A new approach to assessing pterygium progression and volume using SII and anterior segment OCT [PDF]

open access: yesFrontiers in Medicine
PurposeTo compare the clinical manifestations and prognosis of 90 patients with pterygium. The occurrence and progression of pterygium are associated with the systemic immune-inflammatory index (SII) and clinical characteristics.
Rui Niu   +9 more
doaj   +2 more sources

Atypical Presentation of Recurrent Pterygium Leading to Blindness and its Successful Management: A Series of Three Cases [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2023
Recurrence of pterygium is one of the main concerns in pterygium management. Recurrent pterygium is defined as the regrowth of fibrovascular tissue over the previously excised primary pterygium area, extending beyond the limbus and advancing towards the ...
Babi Das, Preety Rekha Das
doaj   +1 more source

The influence of pterygium on corneal densitometry evaluated using the Oculus Pentacam system

open access: yesFrontiers in Medicine, 2023
PurposeTo assess the effect of pterygium on corneal densitometry (CD) values.MethodsOne hundred and nine patients (155 eyes) with primary pterygium were divided into a severe pterygium group (79 eyes) and a mild-to-moderate pterygium group (76 eyes ...
Jing Zhang   +9 more
doaj   +1 more source

Effect of pterygium on corneal astigmatism, irregularity and higher-order aberrations: a comparative study with normal fellow eyes

open access: yesScientific Reports, 2023
Pterygium is an abnormal growth of fibrous conjunctival tissue that invades the cornea, resulting in corneal distortion, astigmatism, and increased higher-order aberrations (HOAs).
Chang Ho Yoon   +2 more
doaj   +1 more source

Does pterygium morphology affect corneal astigmatism?

open access: yesTherapeutic Advances in Ophthalmology, 2021
Purpose: The purpose of this study was to evaluate the correlation between corneal astigmatism and the morphology of pterygium with anterior segment optic coherence tomography (AS-OCT).
Emine Doğan   +4 more
doaj   +1 more source

The incidence and prevalence of pterygium in South Korea: A 10-year population-based Korean cohort study.

open access: yesPLoS ONE, 2017
Although numerous population-based studies have reported the prevalences and risk factors for pterygium, information regarding the incidence of pterygium is scarce.
Tyler Hyungtaek Rim   +5 more
doaj   +1 more source

Protective Role of Glutathione and Nitric Oxide Production in the Pathogenesis of Pterygium

open access: yesJournal of Ophthalmology, 2020
Objective. In the pathogenesis of pterygium, the protective role of glutathione and nitric oxide production is unclear. These are important factors for homeostasis in the redox state of cells.
Fidelina Parra   +7 more
doaj   +1 more source

Home - About - Disclaimer - Privacy