quantitative susceptibility
Quantitative Susceptibility Mapping and R2* Measured Changes during White Matter Lesion Development in Multiple Sclerosis: Myelin Breakdown, Myelin Debris Degradation and Removal, and Iron Accumulation
... MATERIALS AND METHODS: This study included 64 patients with MS with different enhancing patterns in white matter lesions: nodular, shell-like, nonenhancing ⬍ 1 year old, and nonenhancing 1–3 years old. These represent ...
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Quantitative Susceptibility Imaging of Tissue Microstructure Using Ultra-High Field MRI
... of quantitative susceptibility-based MRI at 7T to identify characteristic regions suggestive of demyelination and increased iron deposition in MS patients and relate these measurements to patient ...
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Functional quantitative susceptibility mapping (fQSM)
... and susceptibility changes in the cortex have been assigned to blood volume and oxygenation changes in pial and intracortical veins (Bianciardi et ...of quantitative susceptibility mapping (QSM) (de ...
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Usefulness of Quantitative Susceptibility Mapping for the Diagnosis of Parkinson Disease
... The quantitative susceptibility mapping values and R2* values of the substantia nigra were significantly higher in patients with Parkinson disease (P ⬍ ...for quantitative susceptibility ...
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Quantitative Susceptibility Mapping of Time Dependent Susceptibility Changes in Multiple Sclerosis Lesions
... . Quantitative susceptibility mapping rim ⫹ lesions were larger than rim ⫺ lesions with gadolinium enhancement (P ⬍ ...lesions, susceptibility increased sharply after enhancement to a peak between 1 ...
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In Vivo 7T MR Quantitative Susceptibility Mapping Reveals Opposite Susceptibility Contrast between Cortical and White Matter Lesions in Multiple Sclerosis
... with susceptibility-weighted contrasts such as R2*/T2* mapping and quantitative susceptibility mapping (QSM) may have the po- tential to discriminate features of cortical and WM ...magnetic ...
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Lateral Asymmetry and Spatial Difference of Iron Deposition in the Substantia Nigra of Patients with Parkinson Disease Measured with Quantitative Susceptibility Mapping
... reconstructed quantitative susceptibility mapping, we measured the susceptibility values in the anterior, middle, and posterior parts of the substantia nigra, the whole substantia nigra, and other ...
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Quantitative Susceptibility Mapping of Human Brain at 3T: A Multisite Reproducibility Study
... reference susceptibility values calculated for the flowing CSF in the lateral ...absolute susceptibility values reported for the 5 ROIs and is relatively un- important to our investigation focused on ...
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Quantitative Susceptibility Mapping in Cerebral Cavernous Malformations: Clinical Correlations
... mean susceptibility, a measurement proportional to the lesional iron concentration, as the metric to assess lesional iron burden. The results have confirmed the hypothesis that lesions in older patients had higher ...
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Hematocrit Measurement with R2* and Quantitative Susceptibility Mapping in Postmortem Brain
... concentration is demonstrated with both R2* and QSM mea- surements in this study. This effect is seen as early as 6 hours and persists up to at least 28 hours after death. The supine head and body position of each ...
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Quantitative Susceptibility Mapping Suggests Altered Brain Iron in Premanifest Huntington Disease
... Sample susceptibility maps of a healthy control and a subject with premanifest HD are shown in Fig ...1A), susceptibility increases in the PT, part of the GP, and CN can be seen in the subject with ...
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Magnetic Susceptibility from Quantitative Susceptibility Mapping Can Differentiate New Enhancing from Nonenhancing Multiple Sclerosis Lesions without Gadolinium Injection
... lesion susceptibility values among the 3 lesion types, both nodular- enhancing (  ⫽ ⫺ ...lower susceptibility values compared with nonenhancing ...of susceptibility values between enhancing and non- ...
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Quantitative Susceptibility Mapping after Sports Related Concussion
... The lack of baseline imaging highlights another potential con- founding factor in the study: the near statistically significant (P ⫽ .07) difference in prior SRC history between the injured and control groups. Although ...
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Role of the Qst-Testing for the Determination of the Nervus Intermedius Neuralgia Phenotype – Case Report
... Abstract: Background and Objectives: Nervus Intermedius neuralgia is a rare and difficult to suspect entity. This study aims to present the case of intermedius neuralgia, discusses the implications of the phenotype in ...
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Genetic variation in inflammatory and bone turnover pathways and risk of osteolytic responses to prosthetic materials
... a susceptibility to osteolysis exhibit greater inducible cytokine responses to titanium particles compared to patients without this susceptibility 18 ...osteolysis susceptibility 19=24 ...osteolysis ...
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Quantitative Assessment of Cost and Time Implication of Susceptibility of Building Elements to Variation in Nigeria
... A number of research studies have been carried out on the causes and effects of variation on construction project delivery, thereby taking for granted the susceptibility of building elements to variations. This ...
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Detection of New Quantitative Trait Loci for Susceptibility to Transmissible Spongiform Encephalopathies in Mice
... The results of the four genome scans for QTL control- effect. In our study (Tables 1 and 2), the sex effect was ling susceptibility to TSE in mice are now available. The highly significant with a shorter survival ...
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Quantitative assessment of CD44 genetic variants and cancer susceptibility in Asians: a meta-analysis
... Following the PRISMA statement [54], we performed a systematic and comprehensive literature search on “Pubmed”, “Medline”, “Google Scholar”, “EMBASE”, and “Scopus” databases by using the following MeSH index keywords: ...
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Susceptibility loci for murine HIV associated nephropathy encode trans regulators of podocyte gene expression
... HIVAN susceptibility loci in a transgenic FVB/NJ × C57BL/6J F2 ...a susceptibility locus for HIVAN on chromo- some 3A1–3A3 (called HIVAN1) with CAST alleles associated with an increased risk of disease ...
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Activity of Dalbavancin Tested against Staphylococcus spp and β Hemolytic Streptococcus spp Isolated from 52 Geographically Diverse Medical Centers in the United States
... lower susceptibility rates seen for the oxacillin-resistant ...oxacillin susceptibility for ...(100% susceptibility at proposed breakpoints) against common causes of SSSI pathogens in this ...
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