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Skip to Search Results- 11Wilman, Alan (Biomedical Engineering)
- 1De Zanche, Nicola (Oncology)
- 1Emery, Derek (Radiology and Diagnostic Imaging)
- 1Le, Lawrence H (Radiology and Diagnostic Imaging)
- 1Paterson, Ian (Division of Cardiology)
- 1Sacchi, Mauricio D (Physics)
- 1Chhetri, Gitanjali
- 1Chow, Kelvin
- 1Elkady, Ahmed
- 1Hamidi Esfahani, Javad
- 1Lagore, Russell Luke
- 1Lebel, Robert
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Fall 2010
Magnetic resonance imaging is an essential tool for assessing soft tissues. The desire for increased signal-to-noise and improved tissue contrast has spurred development of imaging systems operating at magnetic fields exceeding 3.0 Tesla (T). Unfortunately, traditional imaging methods are of...
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Development and Application of Quantitative Gradient-Echo MRI Techniques for Assessment of Iron and Myelin in the Multiple Sclerosis Brain
DownloadFall 2018
Multiple Sclerosis (MS) is a progressive autoimmune and neurodegenerative disease of the Central Nervous System that results in demyelination and neuronal/axonal loss. Along with clinical evaluation, Magnetic Resonance Imaging (MRI) is the gold standard modality for diagnosing and monitoring MS,...
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Fall 2013
Magnetic resonance imaging (MRI) is a valuable imaging modality and is commonplace in diagnosing, evaluating, and understanding the pathobiology of many neurological disorders. Current methods are helpful in the diagnosis of multiple sclerosis (MS) but fail to provide useful longitudinal...
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Spring 2015
Diffuse myocardial fibrosis and other remodeling of the extracellular volume (ECV) in the heart are common pathological features in a variety of cardiac diseases. These microscopic alterations can be imaged non-invasively via changes in the spin-lattice (T1) relaxation time in magnetic resonance...
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Fall 2014
The popularity of magnetic resonance imaging (MRI) owes much to its flexibility. Sensitive to a host of different biophysical phenomena, parameters of the scan can be fine-tuned to highlight specific pathologies. One such mechanism for generating image contrast is magnetic susceptibility—the...
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Spring 2022
Quantitative susceptibility mapping (QSM) has become an area of intense interest in brain imaging due to its ability to quantify tissue magnetic susceptibility. QSM deploys a gradient echo sequence to produce phase images that are sensitive to susceptibility differences, which can then be...
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Spring 2021
Transverse relaxation (T2)-weighted images are routinely acquired in clinics. However, T2 quantification is rarely performed as most of the specialized pulse sequences used to quantify T2 are time consuming and thus generally not used in a clinical setup. Nevertheless, there is strong interest in...
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Fall 2021
Tracking myelination and demyelination in the brain is a crucial part of studies on neurodegenerative diseases such as Multiple Sclerosis (MS). Classic MRI techniques are unable to provide enough information about the pathology of tracts and lesions. Multi-component analysis of multi-echo data...
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Preamplifier Noise Figure Measurement and Radio Frequency Field Optimization in High Field Magnetic Resonance Imaging
DownloadFall 2013
High field magnetic resonance imaging (MRI) is an area of research interest due to the associated improvement in image quality possible. This improvement comes at a cost. Hardware design becomes more complex in order to overcome technical challenges at these higher field strengths....
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Quantitative Susceptibility Mapping in Ischemic Stroke: Cerebral Veins, Tissue, and Microbleeds
DownloadSpring 2019
Quantitative susceptibility mapping (QSM) is an emerging magnetic resonance imaging (MRI) post-processing technique that uses phase images from a gradient echo sequence to create magnetic susceptibility maps. QSM is sensitive to paramagnetic iron found in various states of blood, from...