[PDF] Top 20 Diffusion Weighted MR Imaging in the Acute Phase of Transient Ischemic Attacks
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Diffusion Weighted MR Imaging in the Acute Phase of Transient Ischemic Attacks
... conventional MR images, have yielded conflicting results, although it seems that longer events are more likely to produce symptom-related ...on diffusion-weighted ...on ... See full document
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Quantitative Diffusion Weighted MR Imaging in Transient Ischemic Attacks
... Clinical localization helped guide the placement of ROIs. Patients who have an unclear history or diffuse hemispheric dysfunction cannot be studied with this technique, as their symptoms cannot be ascribed to focal ... See full document
6
Diffusion Weighted MR Imaging Findings of Acute Necrotizing Encephalopathy
... The diffusion-weighted imaging features that we observed correlate well with the neuropathologic findings of ANE described by Mizuguchi et al ...the acute swelling of oligoden- drocytes and ... See full document
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Microembolic Signals and Diffusion weighted MR Imaging Abnormalities in Acute Ischemic Stroke
... prediction. Diffusion-weighted MR imaging (DWI) detects hyperacute ischemic lesions and differentiates re- cent acute stroke from old ischemic lesions (19, ...tional ... See full document
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High b Value Diffusion Weighted MR Imaging of Hyperacute Ischemic Stroke at 1 5T
... human ischemic stroke per- formed with a b value higher than 1000 were rare (13, 15, ...abnormal diffusion. Meyer et al (15) compared the DW imaging findings of three different b values (b ⫽ 1000, ... See full document
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Outcome of Acute Ischemic Lesions Evaluated by Diffusion and Perfusion MR Imaging
... separate acute ischemic lesion. These abnormalities de- picted by diffusion and perfusion imaging during the acute phase of stroke were then correlated with clinical symptoms to ... See full document
7
False negative Diffusion weighted MR Findings in Acute Ischemic Stroke
... of acute ischemic stroke, there is increasing evidence that it may fail to detect acute stroke lesions (1, 4–6, ...in acute stroke are not rare ...in acute stroke varies among studies, ... See full document
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SCL20A2 mutation presenting with acute ischemic stroke: a case report
... resonance imaging (MRI) revealed acute ischemic stroke in bilateral basal ganglia and periventricular regions with hyperin- tense signal in diffusion weighted imaging (DWI) and ... See full document
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Arterial Hyperintensity on Fast Fluid attenuated Inversion Recovery Images: A Subtle Finding for Hyperacute Stroke Undetected by Diffusion weighted MR Imaging
... contrast-enhanced imaging in all ...the ischemic lesion, as acute infarction, if present, can usually be adequately de- termined using diffusion-weighted MR imaging ...of ... See full document
5
Turbo spin echo diffusion weighted MR of ischemic stroke
... from diffusion-weighted echo-planar imaging sequences, have been shown to be of use as markers of clinical severity and eventual neurologic outcome (23, 24); however, the image distortions often ... See full document
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Prediction of Hemorrhagic Transformation in Acute Ischemic Stroke: Role of Diffusion Weighted Imaging and Early Parenchymal Enhancement
... in acute ischemic stroke have been documented (4 ...ative Acute Stroke Study I trial, the large extent of hypoattenuation on CT was established as a predic- tive factor for symptomatic hemorrhage and ... See full document
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Role of vasogenic edema and tissue cavitation in ischemic evolution on diffusion weighted imaging: comparison with multiparameter MR and immunohistochemistry
... second phase of ADC evolution takes place over a longer period of time, from the intermediate (day 2) to the late (day 6) ...second phase is characterized by an ele- vation of ADC values above normal ... See full document
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Assessment of Transient Ischemic Attack with Diffusion and Perfusion Weighted Imaging
... prior ischemic strokes, known left internal carotid artery (ICA) occlusion despite of bilateral carotid endarterectomy, prior CABG, pe- ripheral vascular disease and ...brain MR imaging, obtained 7 ... See full document
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Reversed Discrepancy between CT and Diffusion Weighted MR Imaging in Acute Ischemic Stroke
... baseline, acute (days 1 and 7), and chronic (day 90) clinical data using the modified Rankin Score (mRS), and then compared for patients with and without ...or MR imaging and the time interval ... See full document
6
Do Transient Ischemic Attacks with Diffusion Weighted Imaging Abnormalities Correspond to Brain Infarctions?
... follow-up MR imaging consisted of 23 men and 10 women with a mean age of ...Initial MR imaging (delay from TIA onset to MR imaging, 30 ⫾ 33 hours; median, 21 hours; range, 4 ... See full document
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Neonatal Hypoxic ischemic Encephalopathy: Detection with Diffusion weighted MR Imaging
... Although diffusion-weighted imaging has been shown to be highly sensitive in detecting acute cerebral infarction in adults, its use in detecting neonatal hypoxic-ischemic encephalopathy ... See full document
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Application of Sparse Coding Super Resolution to 16 Bit DICOM Images for Improving the Image Resolution in MRI
... resonance imaging (MRI), conventional interpolation methods are commonly used to magnify images via various image processing approaches; however, these methods tend to produce ...medical imaging, previous ... See full document
12
Diffusion Weighted MR Imaging of the Spinal Cord
... MR imaging has become the technique of choice for imaging the spinal cord because of a high sen- sitivity for pathologic intramedullary changes ...conventional MR sequences. ... See full document
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Diffusion Weighted MR Imaging of Subdural Empyemas in Children
... conventional imaging characteristics alone. At MR imaging, both may be hyperintense on T2WI, and both may show enhancement on postcontrast T1WIs along the cere- bral surface of the lesion (3, 16, ... See full document
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Comparison of Echo Planar Diffusion Weighted Imaging and Delayed Postcontrast T1 Weighted MR Imaging for the Detection of Residual Cholesteatoma
... a very sensitive examination, though interpretation should be carried out with caution due to a large number of FP cases. This examination is a time consuming and difficult to set up, and some may, therefore, prefer EPI ... See full document
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