Results 1 to 10 of about 79,218 (200)

Refractive surgery

open access: yesThe Lancet, 2019
Refractive surgery has evolved beyond laser refractive techniques over the past decade. Laser refractive surgery procedures (such as laser in-situ keratomileusis), surface ablation techniques (such as laser epithelial keratomileusis), and photorefractive keratectomy have now been established as fairly safe procedures that produce excellent visual ...
Kim, Tae im   +4 more
exaly   +7 more sources

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   +13 more sources

A multicenter study of interocular symmetry of corneal biometrics in Chinese myopic patients

open access: yesScientific Reports, 2021
It is essential to know the normal range of the interocular symmetry of the cornea (ISC) for keratoconus diagnosis and corneal substitutes design. In the present study we investigated the interocular symmetry of corneal biometrics in 6,644 Chinese myopic
Guihua Xu   +13 more
doaj   +1 more source

Dynamic assessment of variations in pupil diameter using swept-source anterior segment optical coherence tomography after phakic collamer lens implantation

open access: yesEye and Vision, 2021
Purpose To dynamically assess variations in pupil diameter induced by changes in brightness in myopic eyes implanted with an implantable collamer lens (ICL, STAAR Surgical) with a central port.
Felix Gonzalez-Lopez   +6 more
doaj   +1 more source

Refractive surgery [PDF]

open access: yesBritish Journal of Ophthalmology, 1999
This article presents an overview of the terms used in laser refractive surgery and identifies the benefits, outcomes, complications and shortcomings of these procedures. Even though it is 'fashionable' to have these procedures done, they are still largely experimental. Although there are benefits from these procedures, thorough screening and selection
openaire   +4 more sources

Clinical Outcomes Comparison of Combined Small Incision Lenticule Extraction with Collagen Cross-Linking Versus Small Incision Lenticule Extraction Only

open access: yesJournal of Ophthalmology, 2022
Purpose. To evaluate clinical outcome during 24 months follow-up between small incision lenticule extraction combined with cross-linking (SMILE Xtra) and small incision lenticule extraction (SMILE) only. Setting.
Ayoub Chabib   +6 more
doaj   +1 more source

A case report of fulminant endophthalmitis caused by Streptococcus dysgalactiae in a patient with traumatic corneal laceration

open access: yesBMC Ophthalmology, 2020
Background To report a case of enucleation caused by Streptococcus dysgalactiae endophthalmitis after traumatic corneal laceration. Case presentation A 69-year-old man with history of retinal detachment treated with vitrectomy and subsequent cataract ...
Yong Woo Lee   +7 more
doaj   +1 more source

Quality of vision after myopic refractive surgeries: SMILE, FS-LASIK, and ICL

open access: yesBMC Ophthalmology, 2023
Background To characterize the quality of vision after SMILE, FS-LASIK, and ICL implantation and evaluate the related factors. Methods 131 eyes of 131 myopic patients (90 female, 41 male) who underwent refractive surgeries including SMILE (35 patients ...
Huiyi Du, Bo Zhang, Zheng Wang, Lu Xiong
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

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

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