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Showing 1-20 of 7,361 results
  1. Bi-Gaussian analysis reveals distinct education-related alterations in spherical equivalent and axial length—results from the Gutenberg Health Study

    Purpose

    The aim of this study is to investigate the distribution of spherical equivalent and axial length in the general population and to analyze the...

    Alica Hartmann, Stephanie Desirée Grabitz, ... Alexander Karl-Georg Schuster in Graefe's Archive for Clinical and Experimental Ophthalmology
    Article Open access 06 March 2024
  2. Trajectories of spherical equivalent refraction from grades 1 to 4 in Chinese children

    Background

    The development trajectories of children’s SER remain unknown. This study aimed to characterize spherical equivalent refraction (SER)...

    Yanzhi Li, Lan Guo, ... Ciyong Lu in BMC Public Health
    Article Open access 13 December 2023
  3. Accuracy of Ten Intraocular Lens Formulas in Spherical Equivalent of Toric Intraocular Lens Power Calculation

    Introduction

    The aim of this work is to evaluate the accuracy of the Barrett Universal II (BU II), Emmetropia verifying optical (EVO) 2.0, Haigis,...

    **gyi Shi, Zehui Zhu, ... Yun-e Zhao in Ophthalmology and Therapy
    Article Open access 20 March 2024
  4. Analysis of 2-year spherical equivalent progression in emmetropic children with non-cycloplegic refraction: a retrospective chart review

    Background

    We aimed to investigate children with an emmetropic non-cycloplegic refraction (NCR) to compare the difference in progression of NC...

    Yoo ** Kim, Tae Gi Kim in BMC Ophthalmology
    Article Open access 30 March 2023
  5. Visual recovery after small incision lenticule extraction (SMILE) in relation to pre-operative spherical equivalent

    Purpose

    To assess visual recovery after small incision lenticule extraction (SMILE) in relation to pre-operative spherical equivalent.

    ...
    Article 13 October 2020
  6. Vault differences in eyes implanted with spherical and toric implantable collamer lenses: an inter-eye analysis

    Purpose

    To determine the influence of implantable collamer lenses (ICL) geometry, i.e. spherical and toric on the vault, and report the refractive and...

    Angel Sánchez Trancón, Santiago Cerpa Manito, ... Pedro Miguel Serra in BMC Ophthalmology
    Article Open access 15 November 2022
  7. Theoretical derivation and clinical validation of the resolution limit of human eye to spherical lens change: a self-controlled study

    Purpose

    The aim of this study was to deduce theoretically and verify the resolution limit of human eye to spherical lens change for more reasonable...

    Zhen Yi, Gao Jie, ... Dai Yun in International Ophthalmology
    Article Open access 27 September 2022
  8. The accuracy of the trifocal IOL calculation using equivalent K-readings and total corneal power in different zones

    Purpose

    To identify the equivalent K-readings and total keratometry zones that is optimally suitable for calculating the IOL spheroequivalent...

    Sergey Viktorovich Shukhaev, Evgenii Pustozerov, ... Olga Valerievna Kirillova in Graefe's Archive for Clinical and Experimental Ophthalmology
    Article 31 August 2023
  9. Physical limits to human brain B0 shimming with spherical harmonics, engineering implications thereof

    Objective

    As the MRI main magnetic field rises for improved signal-to-noise ratio, susceptibility-induced B0-inhomogeneity increases proportionally,...

    Article 13 July 2022
  10. Two-Year Changes in Corneal Spherical Aberration After Laser-Assisted In Situ Keratomileusis and Photorefractive Keratectomy in Regular and Wavefront-Guided Ablations

    Introduction

    The aim of this study was to analyze the changes in corneal spherical aberration following regular ablation (RA) and wavefront-guided...

    Andrea Russo, Ottavia Filini, ... Francesco Semeraro in Ophthalmology and Therapy
    Article Open access 04 September 2021
  11. Correction of pre-existing astigmatism with phacoemulsification using toric intraocular lens versus spherical intraocular lens and wave front guided surface ablation

    Background

    This study aimed to evaluate toric intraocular lens to correct of pre-existing astigmatism at the time of phacoemulsification compared to...

    Ahmed El-Shehawy, Ahmed El-Massry, ... Moataz Sabry in BMC Ophthalmology
    Article Open access 12 March 2022
  12. Classification of pancreatic cystic neoplasms using radiomic feature analysis is equivalent to an experienced academic radiologist: a step toward computer-augmented diagnostics for radiologists

    Purpose

    A wide array of benign and malignant lesions of the pancreas can be cystic and these cystic lesions can have overlap** imaging appearances....

    Linda C. Chu, Seyoun Park, ... Satomi Kawamoto in Abdominal Radiology
    Article 13 September 2022
  13. Randomised Controlled Trial of Particles Used in Uterine fibRoid Embolisation (PURE): Non-Spherical Polyvinyl Alcohol Versus Calibrated Microspheres

    Purpose

    The PURE study is a randomised controlled trial (RCT) comparing the clinical and MRI outcomes of patients treated with non-spherical polyvinyl...

    Raj Das, Anita Wale, ... Anna-Maria Belli in CardioVascular and Interventional Radiology
    Article Open access 04 January 2022
  14. Following prevalence of myopia in a large Swiss military cohort over the last decade: where is the European “myopia boom”?

    Purpose

    Myopia prevalence is increasing globally, with the highest rates found in Asia. Data from European countries is scarce. We aimed to...

    Leila Sara Eppenberger, Gregor P. Jaggi, ... Veit Sturm in Graefe's Archive for Clinical and Experimental Ophthalmology
    Article Open access 05 April 2024
  15. A novel quick contrast sensitivity function test in Chinese adults with myopia and its related parameters

    Purpose

    This study is to investigate the contrast sensitivity function (CSF) using the quick CSF (qCSF) test in Chinese adults with myopia.

    ...
    Yuhao Ye, Aruma Aruma, ... **g Zhao in Graefe's Archive for Clinical and Experimental Ophthalmology
    Article Open access 21 February 2023
  16. Influence of optical zone on myopic correction in small incision lenticule extraction: a short-term study

    Background:

    To evaluate the influence of preoperative optical zone on myopic correction in small incision lenticule extraction.

    Methods: ...
    Pan Liu, Dongyu Yu, ... Zhengbo Shao in BMC Ophthalmology
    Article Open access 21 October 2022
  17. Retinal complications post posterior chamber phakic intraocular lens implantation at a tertiary eye hospital in the Eastern Province of Saudi Arabia

    Purpose

    Phakic intraocular lenses treat higher degrees of myopia not possible previously with conventional refractive surgery. The aim of this study...

    Mohanna Al**dan, Nada Albalawi, ... Naif M. Sulaimani in International Ophthalmology
    Article 16 March 2024
  18. Comparison of photorefraction by Plusoptix A12 and cycloplegic autorefraction in children

    Background

    Plusoptix photoscreeners are capable of measuring refractive errors of children from 1 meter distance, without cyloplegia. We aimed to...

    Hadi Ghadimi, Mojgan Nikdel, Donny W. Suh in BMC Ophthalmology
    Article Open access 19 April 2024
  19. Epithelial thickness map-adjusted transepithelial photorefractive keratectomy for treatment of myopic astigmatism: 12-month results

    Purpose

    To evaluate the refractive results of Transepithelial Photorefractive Keratectomy (t-PRK) with the Technolas Teneo2 Excimer laser platform.

    ...
    Sasan Niknam, Janan Niknam, ... M. Hossein Nowroozzadeh in International Ophthalmology
    Article 22 June 2024
  20. Equivalent tumor detection for early and late FAPI-46 PET acquisition

    Introduction

    Positron emission tomography (PET) using small ligands of the fibroblast activation protein (FAP) was recently introduced. However,...

    J. Ferdinandus, L. Kessler, ... W. P. Fendler in European Journal of Nuclear Medicine and Molecular Imaging
    Article Open access 23 February 2021
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