Results 61 to 70 of about 9,029,710 (297)

ADAPT NXT: Fixed Cycles or Every‐Other‐Week IV Efgartigimod in Generalized Myasthenia Gravis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective This phase 3b, open‐label, randomized ADAPT NXT study investigated the efficacy, safety, and tolerability of efgartigimod administered in either a fixed cycles dosing regimen (3 cycles of 4 once‐weekly infusions, with 4 weeks between cycles) or a cycle followed by every‐other‐week (Q2W) dosing.
Ali A. Habib   +16 more
wiley   +1 more source

Diffusion Weighted Imaging versus Contrast- enhanced T1-weighted Imaging Sequences in Inflammatory Demyelinating Diseases of Brain: A Cross-sectional Study

open access: yesInternational Journal of Anatomy Radiology and Surgery, 2022
Introduction: Based on the literature, Contrast-enhanced T1- Weighted (CE T1WI) imaging sequence is considered as the gold standard radiological marker of active inflammatory demyelinating diseases of brain.
KR Manohar Kumar   +2 more
doaj   +1 more source

Unsupervised brain lesion segmentation from MRI using a convolutional autoencoder [PDF]

open access: yes, 2018
Lesions that appear hyperintense in both Fluid Attenuated Inversion Recovery (FLAIR) and T2-weighted magnetic resonance images (MRIs) of the human brain are common in the brains of the elderly population and may be caused by ischemia or demyelination. Lesions are biomarkers for various neurodegenerative diseases, making accurate quantification of them ...
arxiv   +1 more source

Unsupervised Brain Anomaly Detection and Segmentation with Transformers [PDF]

open access: yesarXiv, 2021
Pathological brain appearances may be so heterogeneous as to be intelligible only as anomalies, defined by their deviation from normality rather than any specific pathological characteristic. Amongst the hardest tasks in medical imaging, detecting such anomalies requires models of the normal brain that combine compactness with the expressivity of the ...
arxiv  

HIV-associated progressive multifocal leukoencephalopathy. Current perspectives [PDF]

open access: yes, 2016
Progressive multifocal leukoencephalopathy (PML) is a demyelinating disease of the central nervous system, caused by the polyomavirus JC and occurring almost exclusively in the context of severe immune depression.
Ciardi, M. R.   +6 more
core   +1 more source

Bayesian Lesion Estimation with a Structured Spike-and-Slab Prior [PDF]

open access: yesarXiv, 2022
Neural demyelination and brain damage accumulated in white matter appear as hyperintense areas on T2-weighted MRI scans in the form of lesions. Modeling binary images at the population level, where each voxel represents the existence of a lesion, plays an important role in understanding aging and inflammatory diseases.
arxiv  

Discontinuation of Immunotherapy in Patients With Relapsing Myelitis Without AQP4/MOG Antibodies

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT This study assesses the outcomes of immunotherapy discontinuation in patients with relapsing seronegative idiopathic myelitis (SIM), a condition that remains uninvestigated due to its rarity. We reviewed records from 77 patients with relapsing SIM at the National Cancer Center of Korea, focusing on 11 who discontinued treatment after a median ...
Ki Hoon Kim   +4 more
wiley   +1 more source

Adult mesenchymal stem cell therapy for myelin repair in Multiple Sclerosis. [PDF]

open access: yes, 2012
Multiple sclerosis (MS) is a demyelinating immune-mediated disease of the central nervous system (CNS). It is the most frequent neurological disease in young adults and affects over 2 million people worldwide.
Aigner, Ludwig, Rivera, Francisco J
core   +2 more sources

Multiple Sclerosis Lesion Activity Segmentation with Attention-Guided Two-Path CNNs [PDF]

open access: yesarXiv, 2020
Multiple sclerosis is an inflammatory autoimmune demyelinating disease that is characterized by lesions in the central nervous system. Typically, magnetic resonance imaging (MRI) is used for tracking disease progression. Automatic image processing methods can be used to segment lesions and derive quantitative lesion parameters.
arxiv  

What dominates the time dependence of diffusion transverse to axons: Intra- or extra-axonal water? [PDF]

open access: yes, 2017
Brownian motion of water molecules provides an essential length scale, the diffusion length, commensurate with cell dimensions in biological tissues. Measuring the diffusion coefficient as a function of diffusion time makes in vivo diffusion MRI uniquely sensitive to the cellular features about three orders of magnitude below imaging resolution ...
arxiv   +1 more source

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