Results 51 to 60 of about 39,301 (294)

Management of secondary pupillary membrane in aphakia (YAG discission vs parsplana membranectomy)

open access: yesIndian Journal of Ophthalmology, 1991
Forty aphakic eyes, with secondary pupillary membranes, underwent pars plana membranectomy and YAG laser discission randomly. Visual improvement was similar in both the groups.
Angra S, Rai C, Kalra V
doaj  

Implantable parylene-based wireless intraocular pressure sensor [PDF]

open access: yes, 2008
This paper presents a novel implantable, wireless, passive pressure sensor for ophthalmic applications. Two sensor designs incorporating surface-micromachined variable capacitor and variable capacitor/inductor are implemented to realize the pressure ...
Chen, Po-Jui   +4 more
core   +1 more source

Ciliary Body Seeding after Pars Plana Transvitreal Fine-Needle Aspiration Biopsy of Choroidal Melanoma

open access: yesJournal of Ophthalmic & Vision Research, 2020
Purpose: To report ciliary body seeding 20 years after pars plana transvitreal fine needle aspiration biopsy (FNAB) of choroidal melanoma. Case Report: 67-year-old man with choroidal melanoma in left eye was previously managed with pars plana FNAB ...
Jideofor K. Ndulue   +2 more
doaj   +1 more source

Analysis of retinal detachment resulted from post-operative endophthalmitis treated with 23G pars Plana Vitrectomy

open access: yesBMC Ophthalmology, 2021
Background To evaluate the rate, risk factors, functional outcome and prognosis in eyes with retinal detachment after post-operative endophthalmitis treated with 23G Pars Plana Vitrectomy.
Zheng Ying   +5 more
doaj   +1 more source

Laser treatment in diabetic retinopathy [PDF]

open access: yes, 2007
Diabetic retinopathy is a leading cause of visual impairment and blindness in developed countries due to macular edema and proliferative diabetic retinopathy (PDR). For both complications laser treatment may offer proven therapy: the Diabetic Retinopathy
Akduman L   +36 more
core   +1 more source

Multifunctional Task‐Specific Ionic Liquids on Solid Supports: A Dual Function as Brønsted Catalyst and Solid Solvent for HMF Production from Fructose

open access: yesChemSusChem, EarlyView.
A novel supported ionic liquid phase (SILP) incorporating both dimethylsulfoxide (DMSO) and sulfonic acid (SO3H) moieties is reported. This SILP significantly enhances the gram‐scale dehydration of fructose‐to HMF when utilized with deep eutectic solvents (DES).
Julian E. Sanchez‐Velandia   +4 more
wiley   +1 more source

Environmental and local habitat variables as predictors of trophic interactions in subtidal rocky reefs along the SE Pacific coast

open access: yesEcography, EarlyView.
Temperature generally drives latitudinal patterns in the strength of trophic interactions, including consumption rates. However, local community and other environmental conditions might also affect consumption, disrupting latitudinal gradients, which results in complex large‐scale patterns.
Catalina A. Musrri   +6 more
wiley   +1 more source

The Impact of Incentives on Valuing Health Risks

open access: yesHealth Economics, EarlyView.
ABSTRACT Recent research has found that health risk values elicited using Discrete Choice Experiments (DCEs) may be inadequately sensitive to the magnitude of the risk reduction, a phenomenon referred to as insensitivity to scope. This paper investigates the use of DCEs to estimate the value of a statistical life (VSL) under different experimental ...
Maria José Gil‐Moltó   +3 more
wiley   +1 more source

PARS PLANA VITRECTOMY FOR VITREOUS HEMORRHAGE IN CIPTOMANGUNKUSUMO HOSPITAL

open access: yesIJRETINA (International Journal of Retina), 2021
Introduction: Vitreous hemorrhage is the presence of blood in the vitreous cavity. This condition could impair the visual function and hindered the clinician’s ability to examine the posterior segment of the eye.
Marsha Alyssa Razief Fitri   +1 more
doaj   +1 more source

Comparison of Three Different Techniques of Inverted Internal Limiting Membrane Flap in Treatment of Large Idiopathic Full-Thickness Macular Hole. [PDF]

open access: yes, 2019
Purpose: To evaluate and compare three different techniques of inverted internal limiting membrane (ILM) flap in the treatment of large idiopathic full-thickness macular hole. Methods: In a comparative interventional case series, 72 eyes from 72 patients
Dalvin, Lauren A.   +6 more
core   +1 more source

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