Results 31 to 40 of about 5,882,083 (201)

Comparison of Intraocular Lens Power Estimation by Optical Biometry and Ultrasound Biometry in Cataract Surgery [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2022
Introduction: The evolution of modern technologies for cataract surgery has made it crucial for aiming emmetropia with highly defined vision. The key factor responsible for postoperative emmetropia is an accurate biometry, along with various other ...
Gayatree Mohanty   +2 more
doaj   +1 more source

Corneal Astigmatism and Intraocular Lens Power Calculation before and after Pterygium Surgery [PDF]

open access: yesAl-Azhar International Medical Journal, 2022
Background: Pterygium can interfere with vision by causing corneal astigmatism or by directly encroaching on the visual axis. Pterygium excision surgery, which employs multiple approaches, can lessen corneal astigmatism.
mona hasaan, zeinab Hasan, manar Ghazaly
doaj   +1 more source

Intraocular lens power calculation after radial keratotomy and LASIK - A case report

open access: yesAmerican Journal of Ophthalmology Case Reports, 2019
Purpose: To report a challenging intraocular lens (IOL) power calculation case who received both radial keratotomy (RK) and laser-assisted in situ keratomileusis (LASIK).
Chun-Fu Liu   +4 more
doaj   +1 more source

Optiwave Refractive Analysis (ORA)

open access: yesDelhi Journal of Ophthalmology, 2020
In the current era, there is increasing demand for optimal refractive outcomes following cataract surgery. Optical methods have been identified as a gold standard for Intraocular lens (IOL) power calculation but there is always a scope of improvement ...
Chirakshi Dhull   +2 more
doaj   +1 more source

Clinical efficacy of cataracts surgical treatment in patients after ARK using IOL power calculation basic formulas

open access: yesОфтальмохирургия, 2023
Purpose. To analyze possible refractive errors when calculating IOL power in patients after ARK (anterior radial keratotomy). Material and methods.
E.K. Tsirenzhapova, O.I. Rozanova
doaj   +1 more source

Accuracy of IOL power calculations in the very elderly [PDF]

open access: yesEye, 2020
To analyze the refractive predictability and outcomes of cataract surgery in the very elderly (≥85 years old).A retrospective case-series performed at the Shiley Eye Institute, University of California San Diego, USA. Electronically pulled data of 2444 surgeries revealed 147 surgeries on 133 very elderly patients.
Sella, Ruti   +5 more
openaire   +5 more sources

Accuracy of corneal power measurements for intraocular lens power calculation after myopic laser in-situ keratomileusis

open access: yesDelta Journal of Ophthalmology, 2015
Purpose The aim of the study was to evaluate the accuracy of corneal power measurements for intraocular lens (IOL) power calculation after myopic laser in-situ keratomileusis (LASIK). Setting The study was conducted at the Faculty of Medicine, Alexandria
Mohammad A.M. El-Hifnawy   +3 more
doaj   +1 more source

Comparison of 13 formulas for IOL power calculation with measurements from partial coherence interferometry

open access: yes, 2020
To compare the accuracy of 13 formulas for intraocular lens (IOL) power calculation in cataract ...
Vagge, Aldo   +7 more
core   +1 more source

Comparison of IOL – Master and Ultrasound Biometry in Preoperative Intra Ocular Lens (IOL) Power Calculation [PDF]

open access: yes, 2015
Postoperative refractive outcome largely depends on the accuracy of calculating power of implanted IOL. Lens power calculation can be done by conventional ultrasound biometry and partial coherence laser interferometry (IOL Master).
Škara Kolega, Marija   +4 more
core   +1 more source

Double-step calculation of the intraocular lens power in lens opacities excluding the measurement of axial eye length by optical biometry. A clinical case

open access: yesРоссийский офтальмологический журнал, 2023
The main source of intraocular lens (IOL) power calculation errors in phacoemulsification (PE) is axial length (AL) measurement inaccuracy in cases if optical biometry cannot be used.bto describe an original double-step method of IOL power calculation in
A. N. Kulikov   +3 more
doaj   +1 more source

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