Results 21 to 30 of about 313,228 (290)

Spatially Varying Steady State Longitudinal Magnetization in Distant Dipolar Field-based Sequences [PDF]

open access: yes, 2004
Sequences based on the Distant Dipolar Field (DDF) have shown great promise for novel spectroscopy and imaging. Unless spatial variation in the longitudinal magnetization, M_{z}(s), is eliminated by relaxation, diffusion, or spoiling techniques by the ...
A.F. Gmitro   +9 more
core   +2 more sources

Medical images modality classification using multi-scale dictionary learning [PDF]

open access: yes, 2014
In this paper, we proposed a method for classification of medical images captured by different sensors (modalities) based on multi-scale wavelet representation using dictionary learning.
C, Krishna Mohan, Mettu, Srinivas
core   +1 more source

Altered consciousness with transient abnormal signals in the hippocampus: A case report

open access: yesSAGE Open Medical Case Reports, 2021
Hippocampal infarction is relatively rare. Many different diseases can mimic hippocampal infarction including transient global amnesia, Alzheimer’s disease, epilepsy, encephalitis, and encephalopathies.
Koshi Ota   +7 more
doaj   +1 more source

Diffusion Imaging in the Rat Cervical Spinal Cord [PDF]

open access: yes, 2015
Magnetic resonance imaging (MRI) is the state of the art approach for assessing the status of the spinal cord noninvasively, and can be used as a diagnostic and prognostic tool in cases of disease or injury. Diffusion weighted imaging (DWI), is sensitive
Budde, Matthew D.   +3 more
core   +2 more sources

Probing dynamic myocardial microstructure with cardiac magnetic resonance diffusion tensor imaging [PDF]

open access: yes, 2014
This article is an invited editorial comment on the paper entitled “In vivo cardiovascular magnetic resonance diffusion tensor imaging shows evidence of abnormal myocardial laminar orientations and mobility in hypertrophic cardiomyopathy” by Ferreira et ...
Axel, Leon   +2 more
core   +2 more sources

Diagnosis of pericardial cysts using diffusion weighted magnetic resonance imaging: A case series

open access: yesJournal of Medical Case Reports, 2011
Introduction Congenital pericardial cysts are benign lesions that arise from the pericardium during embryonic development. The diagnosis is based on typical imaging features, but atypical locations and signal magnetic resonance imaging sequences make it ...
Mousavi Negareh   +8 more
doaj   +1 more source

Acute Ischemic Cerebrovascular Disease Clinical and Imaging Findings in an Epileptic Case [PDF]

open access: yes, 2014
Hyperintensity at diffusion weighted magnetic resonance imaging (DWI) and hipointensity at ‘apparent diffusion coefficient’ (ADC) mapping are indicators of cytotoxic edema. These changes are typical for acute ischemic cerebrovascular accidents.
Ayşen Gökyiğit   +3 more
core   +1 more source

Functional Diffusion Magnetic Resonance Imaging

open access: yes, 2018
Functional diffusion magnetic resonance imaging (fDMRI) is a noninvasive technique that allows elucidating physiological and anatomical changes at a microscopic scale by detection of water molecular displacements in tissue structures. These displacements likely reflect microstructural changes associated with neuronal or glial cells activation.
Rocha Oliveira, Rita Maria   +2 more
openaire   +3 more sources

Diffusion weighted magnetic resonance imaging in

open access: yesThe Egyptian Journal of Radiology and Nuclear Medicine, 2016
Objective: To evaluate role of DWI in assessment of H.C.C. after TACE. Patients and methods: Twenty patients with H.C.C., mainly in sixth and seventh decades underwent TACE therapy.
A.H. Afifi, A.M. Naguib, F. Seragaldin
doaj   +1 more source

Quantification of white matter cellularity and damage in preclinical and early symptomatic Alzheimer\u27s disease [PDF]

open access: yes, 2019
Interest in understanding the roles of white matter (WM) inflammation and damage in the pathophysiology of Alzheimer disease (AD) has been growing significantly in recent years.
Ances, Beau M   +14 more
core   +2 more sources

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