Results 101 to 110 of about 1,683,867 (302)

Design of anisotropic diffusion hardware fiber phantoms [PDF]

open access: yes, 2009
A gold standard for the validation of diffusion weighted magnetic resonance imaging (DW-MRI) in brain white matter (WM) is essential for clinical purposes but still not available.
Lemahieu, Ignace   +3 more
core   +1 more source

Denoising High-Field Multi-Dimensional MRI With Local Complex PCA

open access: yesFrontiers in Neuroscience, 2019
Modern high field and ultra high field magnetic resonance imaging (MRI) experiments routinely collect multi-dimensional data with high spatial resolution, whether multi-parametric structural, diffusion or functional MRI.
Pierre-Louis Bazin   +7 more
doaj   +1 more source

Thalamo‐Lesional Connectivity Signatures of Bilateral Tonic–Clonic Seizures in Focal Cortical Dysplasia‐Related Epilepsy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives Focal cortical dysplasia (FCD) is the most common etiology of drug‐resistant epilepsy in children. Focal to bilateral tonic–clonic seizures (FBTCS) mark a high risk of drug‐resistant epilepsy and involve thalamocortical circuitry in their generation and propagation.
Hua Xie   +8 more
wiley   +1 more source

Reversible parenchymal ischemic injury on fetal brain MRI following fetoscopic laser coagulation—Implication on parental counseling

open access: yesRadiology Case Reports, 2020
We present a case of reversible extensive ischemic injury seen on fetal-brain MRI in a fetus following laser coagulation performed for treatment of severe twin-twin transfusion syndrome twin-twin transfusion syndrome.
Shai Shrot, MD   +2 more
doaj   +1 more source

Diffusion imaging shows abnormalities after blunt head trauma when conventional magnetic resonance imaging is normal [PDF]

open access: yes, 2001
The investigation and management of patients after head injury must include the accurate and complete identification of cerebral damage. Using diffusion tensor imaging, abnormalities of diffusion in patients with head injuries and unremarkable MRI have ...
F J Rugg-Gunn   +10 more
core   +1 more source

Long‐Term Neurologic Exam Findings in People Diagnosed and Treated During Acute HIV Infection

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Evaluate clinical and laboratory correlates of abnormal neurologic exam findings after acute HIV infection (AHI). Methods Participants from the RV254/SEARCH 010 cohort in Bangkok underwent standardized neurologic examinations at Weeks 0 (AHI), 12, 96, and 288 following antiretroviral therapy (ART).
Kathryn B. Holroyd   +118 more
wiley   +1 more source

Diffusion MRI connectometry automatically reveals affected fiber pathways in individuals with chronic stroke

open access: yes, 2017
Building a human connectome database has recently attracted the attention of many researchers, although its application to individual subjects has yet to be explored.
曾文毅;湯佩芳   +1 more
core   +1 more source

Finsler geometry on higher order tensor fields and applications to high angular resolution diffusion imaging. [PDF]

open access: yes, 2009
We study 3D-multidirectional images, using Finsler geometry. The application considered here is in medical image analysis, specifically in High Angular Resolution Diffusion Imaging (HARDI) (Tuch et al. in Magn. Reson. Med.
Florack, L.M.J.   +9 more
core   +2 more sources

Baseline Neuroinflammation Stratifies TSPO‐PET Response to Disease‐Modifying Therapy in Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To investigate which baseline clinical and imaging characteristics best predict TSPO‐PET‐measurable reduction in glial activation following treatment of multiple sclerosis (MS), to utilize this information for designing more efficient biomarker‐based clinical trials targeting glial activation.
Marlene T. Morch   +5 more
wiley   +1 more source

Beyond structural MRI: combined diffusion metric improve delineation of epileptogenic tissue in focal cortical dysplasia

open access: yesScientific Reports
Accurate delineation of the epileptogenic zone in focal cortical dysplasia (FCD) remains challenging, as structural MRI often underestimates the extent of dysplastic tissue.
David Kala   +15 more
doaj   +1 more source

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