Results 21 to 30 of about 48,049 (298)

OPTICAL VERSUS ULTRASONIC BIOMETRY IN INTRAOCULAR LENS CALCULATION IN HIGH MYOPIC CATARACTOUS PATIENTS: A COMPARATIVE STUDY [PDF]

open access: yesEgyptian Journal of Clinical Ophthalmology, 2023
Purpose: To compare between accuracy of optical and ultrasonic biometry in IOL calculation in high myopic cataractous patients to achieve the desired postoperative refraction.
Okasha E.(*)   +3 more
doaj   +1 more source

Comparison of applanation ultrasound biometry with optical biometry for intraocular lens power estimation in cataract surgery and their impact on prediction error

open access: yesKerala Journal of Ophthalmology, 2021
Aim: The aim of this study is to determine the agreement between applanation ultrasound biometry (AUB) and optical biometry using Lenstar 900 for precataract surgery axial length measurement and intraocular lens (IOL) power estimation and their effect on
Merine Paul
doaj   +1 more source

Refractive surprise after cataract surgery secondary to smeared optics of swept-source optical coherence tomography biometer: a case report

open access: yesBMC Ophthalmology, 2020
Background Inaccurate biometry can lead to the wrong intraocular lens implantation and result in refractive surprise following cataract surgery. It is important to be sceptical of biometry results that do not match the refractive or clinical picture and ...
Francis Carr, Vinod Gangwani
doaj   +1 more source

Comparison of computed tomographic ocular biometry in brachycephalic and non-brachycephalic cats [PDF]

open access: yesVeterinary World, 2021
Background and Aim: Ocular biometry has been used to evaluate ocular parameters; however, several factors need to be considered. In humans, age and sex have been shown to affect ocular biometry.
Kittiporn Yuwatanakorn   +4 more
doaj   +1 more source

Eye Biometry Shift after Scleral Buckling Procedure

open access: yesOftalʹmologiâ, 2022
Background. There are a great number publications presenting results of various types of optical and ultrasound biometry before and after scleral buckling (SB).Patients and methods.
A. N. Kulikov   +2 more
doaj   +1 more source

Optical Biometry Versus Ultrasound Biometry [PDF]

open access: yesThe Egyptian Journal of Hospital Medicine, 2020
Background: Implantation of an intraocular lens (IOL) is the gold standard in modern-day cataract surgery. Over the last decade, IOL power calculations have become a focal point of cataract surgery. Objective: To compare the sensitivity and specification of optical biometry and applanation ultrasound biometry in the measurement of intraocular lens ...
Abd Elkhalek I. Elsaadani   +2 more
openaire   +1 more source

Optical Biometry versus Ultrasonic Biometry in Intraocular Lens Power Calculations in High Axial Myopia [PDF]

open access: yesAl-Azhar International Medical Journal, 2023
Background: IOL implantation is now seen as a type of refractive surgery rather than merely being used to improve visual rehabilitation. In this context, accurate pre-operative biometric measurement is a crucial requirement.Aim of the work: comparing the
Ahmed El Gharib   +2 more
doaj   +1 more source

Variations in Lens Thickness Affecting the Anterior Chamber Length and Their Potential Measurement Using a Biometer

open access: yesPhotonics, 2023
Biometry is a critical aspect of ophthalmology, since it facilitates the measurement of several ocular parameters and aids in the diagnosis of conditions like glaucoma.
F. Javier Povedano-Montero   +4 more
doaj   +1 more source

Postoperative Refractive Prediction Error Measured by Optical and Acoustic Biometry after Phacovitrectomy for Rhegmatogenous Retinal Detachment without Macular Involvement

open access: yesJournal of Ophthalmology, 2019
Introduction. The aim of this study was to investigate the postoperative prediction error measured by optical biometry and acoustic biometry in eyes after phacovitrectomy for rhegmatogenous retinal detachment (RRD) with no macular involvement.
Masashi Sakamoto   +5 more
doaj   +1 more source

Comparison of ultrasonic pachymetry, with a new optical biometry and tono-pachymetry

open access: yesMedicine Science, 2017
The aim of this study was to compare the measurements of central corneal thickness (CCT) using the CT-1P tonopachymetry and AL-Scan optical biometry with those obtained with ultrasound (US) pachymetry. In this prospective study, CCTs were measured in 100
Haci Murat Sagdik   +3 more
doaj   +1 more source

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