Susceptibility Weighted Imaging
Utility of susceptibility weighted imaging in Parkinson’s disease and atypical Parkinsonian disorders
... therefore susceptibility-weighted imaging (SWI), which is sensitive to iron concentration, has been applied to find iron-related lesions for the diagnosis and differentiation of PD in recent ...
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Susceptibility Weighted Imaging in Acute Stroke with Co-morbids: Magnetic Resonance Imaging Protocol Revisited
... Diffusion weighted imaging (DWI) were selected for the ...and susceptibility weighted imaging (SWI) on first day and repeat within three ...diffusion weighted imaging ...
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ASL and susceptibility-weighted imaging contribution to the management of acute ischaemic stroke
... resonance imaging (MRI) plays a central role in the early diagnosis of cerebral vascular ...and susceptibility-weighted imaging (SWI) sequences have been ...
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Detection and risk stratification of cerebral microbleeds by susceptibility weighted imaging
... demonstrated weighted Gradient-Recalled Echo Imaging Susceptibility Weighted Imaging (SWI) that are susceptibility effects of iron atoms contained hemosiderin (Akter, ...
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Evaluation of Parenchymal Neuro Behçet Disease by Using Susceptibility Weighted Imaging
... SWI is a new neuroimaging technique that uses tissue mag- netic susceptibility differences to generate a unique contrast and is different from spin attenuation, T1, T2, and T2*. SWI consists of using both ...
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Susceptibility Weighted Imaging: Technical Aspects and Clinical Applications, Part 2
... increased susceptibility artifacts caused by ...conventional imaging meth- ...perfusion imaging and high cho- line-creatine ratios on MR spectroscopy in tumors, which go hand in hand with evidence of ...
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Decreased brain venous vasculature visibility on susceptibility-weighted imaging venography in patients with multiple sclerosis is related to chronic cerebrospinal venous insufficiency
... SWI data was collected in all patients using a 3- Dimensional (3D) flow-compensated GRE (Gradient Recalled Echo) sequence with 64 locs/slab, 2 mm thick, a 512 × 192 matrix, FOV = 25.6 cm × 19.2 cm (512 × 256 matrix with ...
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Intracranial Dural Arteriovenous Fistula with Retrograde Cortical Venous Drainage: Use of Susceptibility Weighted Imaging in Combination with Dynamic Susceptibility Contrast Imaging
... Fig 1. DAVF at the left TSS with the left hemisphere affected in a 48-year-old woman (case 1). The imaging section angle of SWI varies slightly from that of T2-weighted imaging and DSC. A, Arterial ...
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Imaging the Effects of Oxygen Saturation Changes in Voluntary Apnea and Hyperventilation on Susceptibility Weighted Imaging
... perfusion imaging (ie, arterial spin-labeling) was not performed because of the po- tential for increased subject distress during the prolonged respi- ratory challenges or longer scan times required for perfusion ...
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MR Imaging Detection of Cerebral Microbleeds: Effect of Susceptibility Weighted Imaging, Section Thickness, and Field Strength
... CI and diameter, though such effects are expected to be small. For practical reasons, we could not study every possible per- mutation of sequence, resolution, and field strength and in- stead chose to focus on the 6 ...
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Intracranial Arteriovenous Shunting: Detection with Arterial Spin Labeling and Susceptibility Weighted Imaging Combined
... This study was approved by the Rothschild Foundation Hospital institutional review board, and written informed consent was ob- tained from all subjects. From September 1, 2011, to August 31, 2015, 104 consecutive ...
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Differentiation of Pyogenic Brain Abscesses from Necrotic Glioblastomas with Use of Susceptibility Weighted Imaging
... all patients. This study was Health Insurance Portability and Ac- countability Act ⫺ compliant. Preoperative MR imaging studies were performed in 12 patients (7 men, 5 women; mean age, 56.1 years; age range, 34 ...
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Susceptibility Weighted Imaging: A New Tool in the Diagnosis and Evaluation of Abnormalities of the Vein of Galen in Children
... Image Acquisition and Review of Medical Records MR imaging studies were performed on either 1.5T or 3T scanners (Symphony 1.5T and Trio 3T; Siemens, Erlangen, Germany) and in- cluded the standard FDA-approved SWI ...
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Role of magnetic resonance spectroscopy and susceptibility weighted imaging in cerebral alveolar echinococcosis.
... the imaging performance was complex, misdiagnosis and mistreatment would easily happen, especially towards the patients who complain mainly about the nervous sys- tem symptoms, this kind of patients would of- ten ...
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New MR sequences in daily practice: susceptibility weighted imaging. A pictorial essay
... A supplementary source of information in SWI is primarily associated with the magnetic susceptibility differ- ences between oxygenated and deoxygenated haemoglobin. SWI represents a technical improvement in ...
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Detection of Microhemorrhage in Posterior Reversible Encephalopathy Syndrome Using Susceptibility Weighted Imaging
... For the retrospective selection of the patients, we used software en- abling a search throughout the radiology reports within the radiology information system data base (Primordial, Primordial Design, San Mateo, ...
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Susceptibility Weighted Imaging in the Diagnosis of Early Basal Ganglia Germinoma
... MR imaging were as follows: axial and coronal periodically rotated overlapping parallel lines with enhanced reconstruction fast spin-echo T2WI (TR/ TE ⫽ ...
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Characterizing the Mesencephalon Using Susceptibility Weighted Imaging
... I n recent years, imaging of neurodegenerative disorders like Alzheimer, Parkinson, and Huntington diseases has at- tracted much attention. Most of the pathologic landmarks of these diseases have been found in ...
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Evaluation of Traumatic Subarachnoid Hemorrhage Using Susceptibility Weighted Imaging
... The biggest limitation of this study is that we do not have a criterion standard to determine if the extra cases found by either method individually were true or false. In a sense, CT is the criterion standard because it ...
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Susceptibility Weighted Imaging: Technical Aspects and Clinical Applications, Part 1
... sion tensor imaging, magnetization transfer imaging, and also for SWI. The common feature of these methods is that they originated as good scientific ideas; they were simulated at first and then tested on ...
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