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Showing 1-20 of 2,531 results
  1. The sourcil roundness index is a useful measure for quantifying acetabular concavity asphericity

    This study aimed to clarify the clinical utility of the sourcil roundness index (SRI), a novel index for quantifying the asphericity of the...

    Kenji Kitamura, Masanori Fujii, ... Yasuharu Nakashima in Scientific Reports
    Article Open access 22 September 2023
  2. Asphericity derived from [18F]FDG PET as a new prognostic parameter in cervical cancer patients

    The objective of this study was to assess the prognostic value of asphericity (ASP) and standardized uptake ratio (SUR) in cervical cancer patients....

    Paulina Cegla, Frank Hofheinz, ... Witold Cholewinski in Scientific Reports
    Article Open access 24 May 2023
  3. Combination of tumor asphericity and an extracellular matrix-related prognostic gene signature in non-small cell lung cancer patients

    One important aim of precision oncology is a personalized treatment of patients. This can be achieved by various biomarkers, especially imaging...

    Sebastian Zschaeck, Bertram Klinger, ... Frank Hofheinz in Scientific Reports
    Article Open access 27 November 2023
  4. Changes in asphericity of anterior and posterior corneal surfaces for mild–moderate and high myopia after topography-guided FS-LASIK

    Purpose

    To compare changes in asphericity of anterior and posterior corneal surfaces for different myopia patients after corneal topography-guided...

    Yuan Wu, Shengshu Sun, ... Yue Huang in International Ophthalmology
    Article 30 May 2022
  5. Femtosecond laser-assisted in situ keratomileusis with topography-guided or asphericity-adjusted derived data: a comparative contralateral eye study

    Background

    Wavefront-optimized laser-assisted in situ keratomileusis (LASIK) ablation is the most commonly performed procedure in refractive surgery,...

    Ermano M. Alves, Adriana F. Lyra, ... Márcio Alves in BMC Ophthalmology
    Article Open access 25 April 2022
  6. Simultaneous femoral head reduction osteotomy (FHRO) combined with periacetabular osteotomy (PAO) for the treatment of severe femoral head asphericity in Perthes disease

    Background

    The purpose of this study is to describe the midterm clinical and radiologic outcomes of concurrent femoral head reduction osteotomy (FHRO)...

    Kaveh Gharanizadeh, Hadi Ravanbod, ... Seyed Peyman Mirghaderi in Journal of Orthopaedic Surgery and Research
    Article Open access 20 October 2022
  7. The value of asphericity derived from T1-weighted MR in differentiating intraparenchymal ring-enhancing lesions–comparison of glioblastomas and brain abscesses

    Background

    Both brain abscess(BA)and glioblastoma (GBM) are common causative pathologies of intraparenchymal ring-enhancing lesions. Advanced MR...

    Tao Zeng, Zijun Xu, Jianhua Yan in Neurological Sciences
    Article 01 April 2021
  8. Ocular biometrics in eyes with different white-to-white corneal diameter in young myopic adults

    The interactions between white-to-white corneal diameter (WTW) and other ocular biometrics are important for planning of refractive surgery and...

    Li Jiang, Zi**g Du, ... Yijun Hu in Scientific Reports
    Article Open access 27 February 2024
  9. Panacea IOL Calculator

    The Panacea formula is a theoretical vergence thin lens formula that can calculate the spherical and toric intraocular lens (IOL) power. There are...
    Chapter Open access 2024
  10. Q-value customized versus wavefront-optimized ablation in femtosecond laser-assisted LASIK for myopia and myopic astigmatism: a prospective contralateral comparative study

    Background

    Corneal refractive surgery for myopia results in an oblate shift with increased postoperative aberrations inversely affecting the quality...

    Magdi Mohammad Mostafa, Hazem Abdelmotaal, ... Mahmoud Abdel-Radi in Eye and Vision
    Article Open access 02 November 2022
  11. Associations between corneal curvature and other anterior segment biometrics in young myopic adults

    To investigate the associations between corneal curvature (CC) and other anterior segment biometrics in young myopic adults. In this retrospective...

    Li Jiang, Zi**g Du, ... Yijun Hu in Scientific Reports
    Article Open access 09 April 2024
  12. The impact of visual axis position on the optical quality after implantation of multifocal intraocular lenses with different asphericity values

    Purpose

    To evaluate the effect of visual axis positioning on the optical performance of the Tecnis MIOL and the Diff-aA MIOL.

    Methods

    In this...

    Kata Miháltz, Pia Veronika Vécsei-Marlovits in Graefe's Archive for Clinical and Experimental Ophthalmology
    Article 20 January 2021
  13. Accounting for Asphericity

    Most global-scale simulations of stars neglect perturbations to its spherical geometry arising form external or internal forces, such as rotation or...
    Kyle C. Augustson in Dynamics of the Sun and Stars
    Conference paper 2020
  14. Relationship of EGFR Mutation to Glucose Metabolic Activity and Asphericity of Metabolic Tumor Volume in Lung Adenocarcinoma

    Purpose

    EGFR-mutation (EGFR-mt) is a major oncogenic driver mutation in lung adenocarcinoma (ADC) and is more often observed in Asian population. In...

    Wonseok Whi, Seunggyun Ha, ... Dong Soo Lee in Nuclear Medicine and Molecular Imaging
    Article 14 June 2020
  15. An aspherical distribution for the explosive burning ash of core-collapse supernovae

    It is widely believed that asphericity in the explosion is the crucial ingredient leading to successful core-collapse (CC) supernovae. However,...

    Qiliang Fang, Keiichi Maeda, ... Takashi Nagao in Nature Astronomy
    Article 26 October 2023
  16. Direct prediction of intrinsically disordered protein conformational properties from sequence

    Intrinsically disordered regions (IDRs) are ubiquitous across all domains of life and play a range of functional roles. While folded domains are...

    Jeffrey M. Lotthammer, Garrett M. Ginell, ... Alex S. Holehouse in Nature Methods
    Article Open access 31 January 2024
  17. Asphericity of tumor FDG uptake in non-small cell lung cancer: reproducibility and implications for harmonization in multicenter studies

    Background

    Asphericity (ASP) of the primary tumor’s metabolic tumor volume (MTV) in FDG-PET/CT is independently predictive for survival in patients...

    Julian M. M. Rogasch, Christian Furth, ... Frank Hofheinz in EJNMMI Research
    Article Open access 02 November 2020
  18. Technical variability of cornea parameters derived from anterior segment OCT fitted with Fringe Zernike polynomials

    Background

    This study uses bootstrap** to evaluate the technical variability (in terms of model parameter variation) of Zernike corneal surface fit...

    Achim Langenbucher, Nóra Szentmáry, ... Peter Hoffmann in Graefe's Archive for Clinical and Experimental Ophthalmology
    Article Open access 02 August 2023
  19. Effect of sodium fluorescein strip application on cornea parameters commonly used in laser-assisted in-situ keratomileusis

    To assess the effect of sodium fluorescein (NaF) strip on corneal parameters commonly used in Laser-assisted in-situ keratomileusis (LASIK)....

    Dongmei Han, Wenjuan **e, ... Qingsong Zhang in Scientific Reports
    Article Open access 04 November 2023
  20. Cam-type Femoroacetabular Im**ement (FAI)

    Initially raised by Marius Nygaard Smith-Petersen in 1936, the modern definition of Femoro-acetabular im**ement (FAI) was then implemented by the...
    Pierre Laboudie, Paul E. Beaulé in Orthopaedics and Trauma
    Chapter 2024
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