Results 81 to 90 of about 675,436 (224)

Visual rehabilitation with scleral contact lenses in patients with irregular astigmatism

open access: yesMedicina Clínica y Social
Introduction: Scleral contact lenses (SCLs) are gas-permeable and are placed entirely on the sclera without contacting structures such as the cornea or limbus.
Maria Alessandra Cano-Blaires   +2 more
doaj   +1 more source

Zenlens scleral lenses for visual rehabilitation of patients with irregular cornea: a usage experience

open access: yesРоссийский офтальмологический журнал, 2018
Scleral lenses improve visual acuity in patients with irregular corneal astigmatism, which is especially important when other methods of correction are ineffective.Purpose: to assess the efficiency of Zenlens scleral lenses in patients with irregular ...
O. O. Alyaeva   +3 more
doaj   +1 more source

Changes in Higher-Order Aberrations after Scleral Buckling Surgery for Rhegmatogenous Retinal Detachment [PDF]

open access: yes, 2008
Scleral buckling surgery significantly increased HOAs. The segmental buckling procedure increased the HOAs to a greater extent and for a longer duration than the encircling procedure.
Hiraoka T.   +7 more
core   +1 more source

Axial length as a risk factor for pseudophakic rhegmatogenous retinal detachment: A Danish registry study

open access: yesActa Ophthalmologica, EarlyView.
Abstract Purpose To examine axial length as a risk factor for pseudophakic rhegmatogenous retinal detachment (pRRD). Methods We identified eyes that underwent phacoemulsification between 2 May 2002 and 10 November 2023 and had an axial length registered at the Departments of Ophthalmology in the Capital Region of Denmark or the private clinic ...
Ditte‐Marie Leegaard Holm   +7 more
wiley   +1 more source

The sag: A forgotten parameter in need of resurrection?

open access: yesAfrican Vision and Eye Health, 2016
The advent of large-diameter rigid contact lenses (semi-scleral lenses) has necessitated renewed understanding of the concept of ‘the sag’ of a contact lens and/or cornea.
Wayne D.H. Gillan
doaj   +1 more source

Multifocal versus monofocal intraocular lenses after cataract extraction. [PDF]

open access: yes, 2012
BACKGROUND: Good unaided distance visual acuity is now a realistic expectation following cataract surgery and intraocular lens (IOL) implantation. Near vision, however, still requires additional refractive power, usually in the form of reading glasses ...
Alio   +60 more
core   +2 more sources

Long‐term follow‐up of chronic central serous chorioretinopathy patients receiving oral eplerenone and half‐dose photodynamic therapy in the SPECTRA trial: SPECTRA trial report No. 4

open access: yesActa Ophthalmologica, EarlyView.
Abstract Purpose Assessing the 24‐month treatment outcome of half‐dose photodynamic therapy (PDT) or oral eplerenone in chronic central serous chorioretinopathy (cCSC). Methods Multicentre randomized clinical trial included cCSC patients from the SPECTRA trial who were randomized to receive half‐dose PDT or oral eplerenone.
Helena M. A. Feenstra   +8 more
wiley   +1 more source

Inhibition of Defocus-Induced Myopia in Chickens [PDF]

open access: yes, 2013
Woods, J., Guthrie, S. E., Keir, N., Dillehay, S., Tyson, M., Griffin, R., … Irving, E. (2013). Inhibition of Defocus-Induced Myopia in Chickens. Investigative Opthalmology & Visual Science, 54(4), 2662.
Choh, Vivian Cheng-Pei   +9 more
core   +1 more source

Three hundred sixty‐degree prophylactic laser retinopexy versus focal laser during rhegmatogenous retinal detachment repair: A systematic review and meta‐analysis

open access: yesActa Ophthalmologica, EarlyView.
Abstract Purpose To compare the anatomic, functional and safety outcomes of intra‐operative 360‐degree prophylactic laser retinopexy versus focal laser retinopexy during pars plana vitrectomy (PPV) for rhegmatogenous retinal detachment (RRD) and to assess the certainty of evidence.
Luke Yaldo   +5 more
wiley   +1 more source

Visualising vitreous through modified trans-scleral illumination by maximising the Tyndall effect [PDF]

open access: yes, 2009
Background: A new technique for visualisation of the vitreous base is described. It uses a standard lightpipe for scleral indentation and transillumination.
Veckeneer, M, Wong, D
core   +1 more source

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