نتایج جستجو برای: keywords brain mr

تعداد نتایج: 2485380  

Journal: :International Journal of Radiation Oncology*Biology*Physics 2017

Journal: :The Open Biomedical Engineering Journal 2021

Recently, significant research has been done in Super-Resolution (SR) methods for augmenting the spatial resolution of Magnetic Resonance (MR) images, which aids physician improved disease diagnoses. Single SR have drawbacks; they fail to capture self-similarity non-local patches and are not robust noise. To exploit intrinsic sparsity MR this paper proposes use Cluster-Sparse Assisted Super-Res...

Journal: :AJNR. American journal of neuroradiology 2000
E Genovese M Maghnie G Maggiore C Tinelli F Lizzoli C De Giacomo S Pozza R Campani

BACKGROUND AND PURPOSE MR imaging sheds new light on CNS involvement in the course of acquired chronic liver disease; however, the exact pathogenetic mechanisms of hepatic encephalopathy and associated MR abnormalities remain unclear. Our purpose was to relate MR signal intensity abnormalities of the CNS to clinical, biochemical, and pathologic features of childhood-onset chronic liver disease....

Journal: :Radiology 2014
Gülin Oz Jeffry R Alger Peter B Barker Robert Bartha Alberto Bizzi Chris Boesch Patrick J Bolan Kevin M Brindle Cristina Cudalbu Alp Dinçer Ulrike Dydak Uzay E Emir Jens Frahm Ramón Gilberto González Stephan Gruber Rolf Gruetter Rakesh K Gupta Arend Heerschap Anke Henning Hoby P Hetherington Franklyn A Howe Petra S Hüppi Ralph E Hurd Kantarci Kantarci Dennis W J Klomp Roland Kreis Marijn J Kruiskamp Martin O Leach Alexander P Lin Peter R Luijten Malgorzata Marjańska Andrew A Maudsley Dieter J Meyerhoff Carolyn E Mountford Sarah J Nelson M Necmettin Pamir Jullie W Pan Andrew C Peet Harish Poptani Stefan Posse Petra J W Pouwels Eva-Maria Ratai Brian D Ross Tom W Scheenen Christian Schuster Ian C P Smith Brian J Soher Ivan Tkáč Daniel B Vigneron Risto A Kauppinen

A large body of published work shows that proton (hydrogen 1 [(1)H]) magnetic resonance (MR) spectroscopy has evolved from a research tool into a clinical neuroimaging modality. Herein, the authors present a summary of brain disorders in which MR spectroscopy has an impact on patient management, together with a critical consideration of common data acquisition and processing procedures. The art...

Journal: :Lecture Notes in Computer Science 2021

Brain aging, and more specifically the difference between chronological biological age of a person, may be promising biomarker for identifying neurodegenerative diseases. For this purpose accurate prediction is important but localisation areas that play significant role in also crucial, order to gain clinicians’ trust reassurance about performance model. Most interpretability methods are focuse...

Journal: :AJNR. American journal of neuroradiology 1997
A A Tzika S Vajapeyam P D Barnes

PURPOSE To assess multivoxel proton MR spectroscopy combined with MR imaging and hemodynamic MR imaging in the evaluation of brain tumors in children and young adults. METHODS Fifteen patients with brain tumors and 10 healthy children underwent MR imaging and MR spectroscopy on a 1.5-T system. Ten patients with tumors had both MR spectroscopy and hemodynamic MR imaging. MR spectroscopy data s...

Atul T. Tayde Vinit Gupta,

Susceptibility-weighted imaging (SWI) has continued to develop into a powerful clinical tool to visualize venous structures and iron in the brain and to study diverse pathologic conditions. It is a new art which evaluates and exploits the properties of blood, iron and other tissues. It is a magnitude or filtered phase images or combination of both, obtained with high-resolution 3D fully velocit...

Atul T. Tayde Vinit Gupta,

Susceptibility-weighted imaging (SWI) has continued to develop into a powerful clinical tool to visualize venous structures and iron in the brain and to study diverse pathologic conditions. It is a new art which evaluates and exploits the properties of blood, iron and other tissues. It is a magnitude or filtered phase images or combination of both, obtained with high-resolution 3D fully velocit...

Atul T. Tayde Vinit Gupta,

Susceptibility-weighted imaging (SWI) has continued to develop into a powerful clinical tool to visualize venous structures and iron in the brain and to study diverse pathologic conditions. It is a new art which evaluates and exploits the properties of blood, iron and other tissues. It is a magnitude or filtered phase images or combination of both, obtained with high-resolution 3D fully velocit...

Journal: :Journal of the Medical Library Association : JMLA 2015

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