MR imaging
Correlation of MR Imaging Findings with Intraoperative Findings after Cervical Spine Trauma
... operative MR imaging scans was performed by 2 radiologists, both of whom were blinded to the intraoperative findings and to the preop- erative MR imaging study interpretation but not to the ...
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Evaluation of the Pathologic Characteristics of Excitotoxic Spinal Cord Injury with MR Imaging
... vivo MR imaging may underestimate total injury length by no more than one section thickness due to volume averaging in the end ...vivo MR imaging methods have the potential to be used in ...
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Can Quantitative Diffusion Weighted MR Imaging Differentiate Benign and Malignant Cold Thyroid Nodules? Initial Results in 25 Patients
... on MR imaging or scin- ...echo-planar imaging (EPI) sequence with fat saturation (TR/TE, 2500/102 ms; 13 gradient echoes per shot; 2 signals acquired; FOV, 250 ⫻ 250 mm; section thickness, 6 mm; ...
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Evaluation of Automatic Measurement of the Intracranial Volume Based on Quantitative MR Imaging
... The relatively small sample size and only 3T MR imaging investigations are limitations. Therefore, more research is needed, and it should include patients with tissue abnormali- ties such as small-vessel ...
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Dynamic Changes in the Dural Sac Cross Sectional Area on Axial Loaded MR Imaging: Is There a Difference between Degenerative Spondylolisthesis and Spinal Stenosis?
... loaded MR imaging may still clarify important imaging findings, such as compression of the nerve root in the narrow lateral recess and in the foram- inal ...
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Glioma Grading: Sensitivity, Specificity, and Predictive Values of Perfusion MR Imaging and Proton MR Spectroscopic Imaging Compared with Conventional MR Imaging
... of MR spectroscopy ...ing. MR spectroscopy and perfusion MR imaging are useful adjuncts to conventional MR imaging in plan- ning postoperative chemotherapy, antiangiogenic ...
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Normal Pituitary Stalk: High Resolution MR Imaging at 3T
... measured the transverse diameter of the pituitary stalk on 1.5T MR imaging at these 2 levels. The length of the pituitary stalk and the depth of the infundibular recess were evaluated on the median sagittal ...
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MR Imaging of the Trigeminal Ganglion, Nerve, and the Perineural Vascular Plexus: Normal Appearance and Variants with Correlation to Cadaver Specimens
... with MR imaging because of its superior tissue contrast and multiplanar capabilities (21, ...22). Imaging must consist of sections no thicker than 3–4-mm with a field of view no larger than 16–18 ...
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Detection and Grading of Endolymphatic Hydrops in Menière Disease Using MR Imaging
... Normal MR Imaging Findings On the delayed 3D-IR sequence, the normal cochlea displays the interscalar septum, scala tympani, osseous spiral lamina/cochlear duct, and scala vestibuli (Fig ...
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Pleomorphic Xanthoastrocytoma of Childhood: MR Imaging and Diffusion MR Imaging Features
... diffusion MR imaging is a feature that distinguishes this study from the previous reports, the number of patients does not allow for making generalizations as to the survival or discrimination of PXAs with ...
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<p>Preparation of AS1411 Aptamer Modified Mn-MoS<sub>2</sub> QDs for Targeted MR Imaging and Fluorescence Labelling of Renal Cell Carcinoma</p>
... investigated for MR imaging and cell fl uorescence imaging. Besides, aptamers are short single-stranded DNA or RNA oligonucleotides that can speci fi cally and selec- tively bind to small molecular ...
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Isolated Cortical Signal Increase on MR Imaging as a Frequent Lesion Pattern in Sporadic Creutzfeldt Jakob Disease
... RESULTS: Two major lesion patterns were identified by DWI: cortex and basal ganglia involvement (two thirds) and isolated cortex involvement (one third). In the latter patient group, the cortex involvement was widespread ...
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Comparison of Carotid Atherosclerotic Plaque Characteristics by High Resolution Black Blood MR Imaging between Patients with First Time and Recurrent Acute Ischemic Stroke
... only MR images of at least average quality were considered for review, and patients with poor image quality were excluded, including 5 patients with image quality scores of ...new MR imaging ...
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Detection of Nasopharyngeal Carcinoma by MR Imaging: Diagnostic Accuracy of MRI Compared with Endoscopy and Endoscopic Biopsy Based on Long Term Follow Up
... of MR imaging is that it can assess the nasopharyngeal recess, which is where most NPCs ...repeat MR imaging exami- nations detected an NPC within the pharyngeal recess that was missed on ...
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MR imaging, MR angiography, and MR spectroscopy of the brain in eclampsia
... hyperintense lesion visible on T2-weighted images in the right frontal lobe (n 5 4) and the parietal lobe (n 5 6) on the first and subsequent studies. The location of the voxel was ensured with the help of anatomic ...
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Hemodynamic Response Changes in Cerebrovascular Disease: Implications for Functional MR Imaging
... ther dilatation is possible. At this stage, termed “mis- ery perfusion,” the tissue extracts an increased amount of oxygen from the blood to meet its meta- bolic needs (36). In cerebrovascular disease, there may not be ...
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Multivoxel proton MR spectroscopy and hemodynamic MR imaging of childhood brain tumors: preliminary observations
... chemical-shift imaging technique in two dimensions with volume preselection. MR imaging was performed using fast spin-echo tech- ...Hemodynamic MR imaging data were acquired every ...
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Functional MR Imaging on an Open 1T MR Imaging System: Exploiting the Advantages of an Open MR Imaging System for Functional MR Imaging
... All subjects underwent 2 scanning sessions on an open 1T whole- body scanner (Panorama; Philips Best, the Netherlands) and 1 scan- ning session on a 3T whole-body scanner (Intera; Philips Healthcare) on different days. ...
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Follow Up MR Imaging in Patients with Pyogenic Spine Infections: Lack of Correlation with Clinical Features
... spine MR imaging technique for the work-up of suspected spinal infections included both T1-weighted (TR, 400 –700 ms; TE, 14 ms) and fastspin-echo (FSE) T2-weighted (TR, 3000 –5000 ms; TE, 105 ms) ...
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Normal Fetal Lumbar Spine on Postmortem MR Imaging
... mortem MR imaging has increased our understanding of the normal growth of the spine, because postmortem MR imaging could assess growth of the ossified portion of the vertebrae as well as the ...
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