Results 31 to 40 of about 45,210 (164)

Axial length measurement techniques in pediatric eyes with cataract

open access: yesSaudi Journal of Ophthalmology, 2012
Globe axial length (AL) in children is commonly measured using either contact or immersion technique. Office measurement of AL can be difficult in young children and infants and must often be done under anesthesia in an eye that is unable to cooperate with precise fixation and centration.
Wilson, M. Edward, Trivedi, Rupal H.
openaire   +2 more sources

Axial Length Change in Pseudophakic Eyes Measured by IOLMaster 700

open access: yesTranslational Vision Science & Technology, 2021
The purpose of this study was to investigate the change in axial length (AL) after cataract surgery measured by swept source optical coherence tomography (IOLMaster 700), and explore ways to eliminate this AL measurement error in pseudophakic eyes.Patients with cataract who underwent unilateral phacoemulsification with four types of intraocular lens ...
Zhang, Jiaqing   +9 more
openaire   +2 more sources

Evaluation of different techniques of measurement of the axial length in silicone oil-filled eyes

open access: yesJournal of the Egyptian Ophthalmological Society
Purpose To evaluate different techniques of axial length measurement in silicone oil-filled eyes and compare the results of each with the original axial length measured before pars plana vitrectomy and silicone oil injection for accurate measurement of ...
Ghada A. Nassar   +3 more
doaj   +1 more source

Simple method of determining the axial length of the eye. [PDF]

open access: yesBritish Journal of Ophthalmology, 1976
By photographing the corneal reflex in two positions of gaze and measuring the radius of curvature of the cornea it is possible to calculate the radius of rotation of the eye. The measurements obtained in this way showed a high correlation with refraction in a series of 80 eyes.
E S, Perkins, B, Hammond, A B, Milliken
openaire   +2 more sources

Effect of Tropicamide and Homatropine Eye Drops on A-Scan Parameters of the Phakic Normal Eyes

open access: yesOman Medical Journal, 2011
Objectives: A prospective study to evaluate the changes in A-Scan axial parameters of phakic normal eyes before and after instillation of 1 0topical Tropicamide and 2 0Homatropine eye drops.Methods: Anterior chamber depth, lens thickness, vitreous ...
Jagdish Bhatia
doaj  

The correlation between optical coherence tomography retinal shape irregularity and axial length.

open access: yesPLoS ONE, 2019
PurposeTo describe the retinal contour in optical coherence tomography (OCT) images, and report the relationship between retinal contour and axial length.MethodsRetinal contour was defined by the path of the retinal pigment epithelial (RPE) line in ...
Stewart Lake   +3 more
doaj   +1 more source

Case report: Biometry in air-filled eye following retinal surgery

open access: yesKerala Journal of Ophthalmology, 2019
A 70-year-old male patient presented with vitreous hemorrhage in his right eye, for which he was advised for pars plana vitrectomy and endolaser. During the surgery, there was inadvertent contact with the crystalline lens with one of the intraocular ...
Mukesh Kumar, Abhishek Varshney
doaj   +1 more source

Hubungan antara Panjang Aksial Bola Mata dan Derajat Miopia dengan Tekanan Intraokular

open access: yesMedical and Health Science Journal, 2020
Some studies reported that myopia especially high myopia has long axial length. This condition showed with higher intraocular pressure (IOP) and become one of the risk factor of primary open angle glaucoma.
Bella Aliviana
doaj   +1 more source

Effect of short-term peripheral myopic defocus on ocular biometrics using Fresnel “press-on” lenses in humans

open access: yesScientific Reports, 2021
This study assessed axial length and choroidal thickness changes following short-term peripheral myopic defocus in normal adult subjects. Twenty subjects underwent defocus sessions by viewing a full-field projected movie 4 m away for 4 h in the morning ...
Ryo Kubota   +6 more
doaj   +1 more source

Posterior scleral reinforcement for the treatment of myopic traction maculopathy

open access: yesBMC Ophthalmology, 2022
Background This study aimed to investigate the clinical effectiveness of posterior scleral reinforcement(PSR) for the treatment of myopic traction maculopathy (MTM).
Qing He   +5 more
doaj   +1 more source

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