Results 11 to 20 of about 83,609 (351)

Multifocal intraocular lens exchange to monofocal for the management of neuroadaptation failure

open access: yesEye and Vision, 2022
Background The aim of this study was to evaluate visual, refractive, quality of vision, visual function and satisfaction of multifocal intraocular lens (MF-IOL) exchange with a monofocal IOL (MNF-IOL) in dissatisfied patients following MF-IOL ...
Olena Al-Shymali   +5 more
doaj   +1 more source

Posterior corneal surface stability after femtosecond laser-assisted keratomileusis [PDF]

open access: yes, 2015
The purpose of this study was to evaluate posterior corneal surface variation after femtosecond laser-assisted keratomileusis in patients with myopia and myopic astigmatism. Patients were evaluated by corneal tomography preoperatively and at 1, 6, and 12
Cagini, Carlo   +6 more
core   +3 more sources

Surface Refractive Surgery Outcomes in Israeli Combat Pilots

open access: yesBioMedInformatics, 2022
Photorefractive keratectomy (PRK) has long been the method of choice for refractive surgery in pilots, and was FDA approved for U.S. Air Force aviators in 2000. We retrospectively reviewed the medical records of 16 male combat pilots (mean age 25.0 ± 5.5
Asaf Achiron   +8 more
doaj   +1 more source

Refractive change following pseudophakic vitrectomy: a retrospective review [PDF]

open access: yes, 2008
Background To assess the occurrence and magnitude of refractive change in pseudophakic eyes undergoing 20 gauge pars plana vitrectomy without scleral buckling and to investigate possible aetiological factors.
Anthony Hildreth   +19 more
core   +5 more sources

Separate Detection of Stromal and Epithelial Corneal Edema on Optical Coherence Tomography Using a Deep Learning Pipeline and Transfer Learning

open access: yesPhotonics, 2021
The accurate detection of corneal edema has become a topic of growing interest with the generalization of endothelial keratoplasty. Despite recent advances in deep learning for corneal edema detection, the problem of minimal edema remains challenging ...
Pierre Zéboulon   +3 more
doaj   +1 more source

The Contact Lens Impact on Quality of Life (CLIQ) questionnaire: development and validation [PDF]

open access: yes, 2009
NoPURPOSE. To develop and validate a questionnaire for the measurement of the impact of contact lenses on quality of life (QoL): The Contact Lens Impact on Quality of Life (CLIQ) Questionnaire. METHODS. The questionnaire was developed and validated using
Elliott, David B.   +2 more
core   +1 more source

Patients’ attitudes and beliefs to presbyopia and its correction [PDF]

open access: yes, 2021
Objective Presbyopia is the gradual inability to focus near objects with age. This study explores patients’ attitudes and beliefs towards presbyopia including preferred modes of near refractive correction.
Huntjens, B., Hutchins, B.
core   +1 more source

Effect of corneal flap thickness on opaque bubble layer formation in Visumax FS-LASIK using GEE analysis

open access: yesHeliyon, 2023
Introduction: This study aimed to investigate two types of corneal flap thickness on opaque bubble layer (OBL) formation in Visumax femtosecond laser-assisted stromal for situ keratomileusis (FS-LASIK). Methods: This retrospective study analyzed 203 eyes
Na Zhou, Xiaobei Chen, Na Yin
doaj   +1 more source

Refraction problems after refractive surgery

open access: yesSurvey of Ophthalmology, 1988
While refractive surgery such as radial keratotomy, epikeratophakia, and corneal relaxing incisions offer many potential benefits to patients, they can also generate optical problems such as overcorrection or undercorrection of the prior refractive error and variable vision.
Dean McGee Eye Institute, University of Oklahoma, Oklahoma City, Oklahoma, USA ( host institution )   +2 more
openaire   +3 more sources

Cost-effectiveness of eye care services in Zambia. [PDF]

open access: yes, 2014
OBJECTIVE: To estimate the cost-effectiveness of cataract surgery and refractive error/presbyopia correction in Zambia. METHODS: Primary data on costs and health related quality of life were collected in a prospective cohort study of 170 cataract and 113
Bozzani, Fiammetta M   +4 more
core   +2 more sources

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