Results 91 to 100 of about 2,531,129 (377)

The MSA Atrophy Index (MSA‐AI): An Imaging Marker for Diagnosis and Clinical Progression in Multiple System Atrophy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Reliable biomarkers are essential for tracking disease progression and advancing treatments for multiple system atrophy (MSA). In this study, we propose the MSA Atrophy Index (MSA‐AI), a novel composite volumetric measure to distinguish MSA from related disorders and monitor disease progression. Methods Seventeen participants with an
Paula Trujillo   +11 more
wiley   +1 more source

Magnetorotational Instability in Core-Collapse Supernovae

open access: yes, 2017
We discuss the relevance of the magnetorotational instability (MRI) in core-collapse supernovae (CCSNe). Our recent numerical studies show that in CCSNe, the MRI is terminated by parasitic instabilities of the Kelvin-Helmholtz type.
Aloy, Miguel-Ángel   +5 more
core   +1 more source

Deep learning for undersampled MRI reconstruction [PDF]

open access: yesPhysics in Medicine and Biology, 2017
This paper presents a deep learning method for faster magnetic resonance imaging (MRI) by reducing k-space data with sub-Nyquist sampling strategies and provides a rationale for why the proposed approach works well.
Chang Min Hyun   +4 more
semanticscholar   +1 more source

BCS1L‐Associated Disease: 5′‐UTR Variant Shifts the Phenotype Towards Axonal Neuropathy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives To investigate the consequences of a pathogenic missense variant (c.838C>T; p.L280F) and a 5′‐UTR regulatory variant (c.‐122G>T) in BCS1L on disease pathogenesis and to understand how regulatory variants influence disease severity and clinical presentation.
Rotem Orbach   +11 more
wiley   +1 more source

Diamonds for MRI [PDF]

open access: yesNature Methods, 2015
Three groups report key steps toward nanometer-scale magnetic resonance imaging using nitrogen-vacancy centers in diamond.
openaire   +3 more sources

MRI of Rectal Cancer: Tumor Staging, Imaging Techniques, and Management.

open access: yesRadiographics, 2019
Rectal cancer is prone to local recurrence and systemic metastasis. However, owing to improvements in TNM staging and treatment, including a more widespread use of rectal MRI and increased radiologist awareness of the key rectal cancer TNM staging ...
N. Horvat   +4 more
semanticscholar   +1 more source

A 72‐Year‐Old Man With a History of Rheumatoid Arthritis Presenting With Unilateral Eye and Jaw Pain

open access: yes
Annals of Clinical and Translational Neurology, EarlyView.
Mohamad Rani Hassoun, Neena R. Cherayil
wiley   +1 more source

Performance of Composite Endpoints Defining Progression Independent of Relapse Activity in Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective The characteristics and utility of composite progression independent of relapse activity (cPIRA; worsening on the Expanded Disability Status Scale [EDSS], or 9‐Hole Peg Test, or Timed 25‐Foot Walk Test) were evaluated as an endpoint in relapsing multiple sclerosis (RMS) trials using the ENSEMBLE (NCT03085810) and pooled OPERA I/II ...
Ludwig Kappos   +11 more
wiley   +1 more source

Spontaneous Uterine Leiomyoma Torsion: A Challenging Differential Diagnosis for Radiologists

open access: yesEuropean Journal of Case Reports in Internal Medicine, 2020
Uterine leiomyomas are very common gynaecological benign tumours. Spontaneous torsion of a uterine subserosal leiomyoma is a rare cause of acute lower abdominal pain and should be treated immediately with surgery.
Ekaterini Tavernaraki   +2 more
doaj   +1 more source

Cervical Spinal Cord Magnetization Transfer Ratio and Its Relationship With Clinical Outcomes in Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective The cervical spinal cord (cSC) is highly relevant to clinical dysfunction in multiple sclerosis (MS) but remains understudied using quantitative magnetic resonance imaging (MRI). We assessed magnetization transfer ratio (MTR), a semi‐quantitative MRI measure sensitive to MS‐related tissue microstructural changes, in the cSC and its ...
Lisa Eunyoung Lee   +26 more
wiley   +1 more source

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