Results 1 to 10 of about 807,037 (310)

Comparison of optical biometry versus ultrasound biometry in cases with borderline signal-to-noise ratio [PDF]

open access: yesClinical Ophthalmology, 2018
Tao Ming Thomas Chia,1 Minh T Nguyen,2 Hoon C Jung3,4 1Roski Eye Institute, University of Southern California, Los Angeles, CA, USA; 2Department of Ophthalmology and Visual Sciences, University of Wisconsin School of Medicine and Public Health, Madison,
Chia TMT, Nguyen MT, Jung HC
doaj   +5 more sources

Complete Placenta Previa: Ultrasound Biometry and Surgical Outcomes [PDF]

open access: yesAmerican Journal of Perinatology Reports, 2018
Objective To evaluate the relationship between surgical outcomes and ultrasound measurement of placental extension beyond the cervical os in women with placenta previa.
Alison C. Wortman   +4 more
doaj   +6 more sources

Comparison of optical biometry versus ultrasound biometry in different axial length groups. [PDF]

open access: yesSaudi J Ophthalmol
PURPOSE: The accuracy of optical biometry is higher than ocular ultrasound, but it is expensive and has limitations in patients with dense cataracts. On the other hand, ocular ultrasound biometry is still a frequently used technique in most developing ...
Masoud KN   +5 more
europepmc   +3 more sources

In-vivo Lens Biometry Using the Novel Ultrasound Biomicroscopy [PDF]

open access: yesFrontiers in Medicine, 2022
Background and AimTo assess the reproducibility of the novel ultrasound biomicroscopy, Insight 100 and its agreement with a swept-source optical coherence tomography, CASIA2.MethodsA total of 96 volunteers (96 eyes) were enrolled.
Xiaoting Ruan   +7 more
doaj   +4 more sources

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   +2 more sources

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
Abd El-Khalek. I El-Saadani   +2 more
semanticscholar   +2 more sources

Refractive Results Using a New Optical Biometry Device: Comparison With Ultrasound Biometry Data. [PDF]

open access: yesMedicine (Baltimore), 2015
The aim of the study was to compare the measurements of optical (AL-Scan; Nidek Co., Ltd.) and ultrasonic (Echo Scan US-800; Nidek Co., Ltd.) biometry devices and to assess refractive results after cataract surgery. Eighty-one cataractous eyes of 81 patients were included in this study.
Aktas S   +4 more
europepmc   +4 more sources

Predicting the refractive outcome and accuracy of IOL power calculation after phacoemulsification using the SRK/T formula with ultrasound biometry in medium axial lengths. [PDF]

open access: yesClin Ophthalmol, 2017
Purpose To evaluate the accuracy of the SRK/T formula using ultrasound (US) biometry in predicting a target postoperative refraction of ±1.00D in eyes with medium axial length (AL) that underwent phacoemulsification.
Karabela Y   +4 more
europepmc   +2 more sources

Refractive Outcome after Phacoemulsification Using Optical Biometry versus Immersion Ultrasound Biometry [PDF]

open access: yesThe Egyptian Journal of Hospital Medicine, 2019
Purpose: To compare refractive outcome after phacoemulsification using optical biometry versus immersion ultrasound biometry (US) .Patients and methods: A prospective, comparative, non-randomized interventional study included 100 eyes divided into 2 ...
Fatma A. Atwa   +3 more
semanticscholar   +2 more sources

Maternal-Fetal Ultrasouno Video Dataset for End-to-end Intrapartum Biometry and Multi-task Learning [PDF]

open access: yesScientific Data
Intrapartum biometry is of vital significance in monitoring labor progress. However, the realization of AI-based end-to-end intrapartum biometry and labor progress assessment requires intrapartum ultrasound video datasets with multi-category annotations,
Ming Niu   +7 more
doaj   +2 more sources

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