Functional Brain Imaging |
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Page 116
... typically found extraaxially . The majority of meningiomas are dura- based , extraaxial neoplasms in a supratentorial loca- tion . These tumors represent 15 % of all intracranial neoplasms and their locations include , but are not ...
... typically found extraaxially . The majority of meningiomas are dura- based , extraaxial neoplasms in a supratentorial loca- tion . These tumors represent 15 % of all intracranial neoplasms and their locations include , but are not ...
Page 118
... typically formed . This is reflected on the CT and MR images as a focal area of CSF density or intensity centrally surrounded by an enhancing rim . This " ring enhancement " pattern is typical but not diagnostic of abscess , with ...
... typically formed . This is reflected on the CT and MR images as a focal area of CSF density or intensity centrally surrounded by an enhancing rim . This " ring enhancement " pattern is typical but not diagnostic of abscess , with ...
Page 435
... typically used . Note that the peaks of the magnitude spectra are broader than those of the phase- corrected spectra . Initial processing . During the preprocessing step , the raw time - domain data collected from the acquisi- tion ...
... typically used . Note that the peaks of the magnitude spectra are broader than those of the phase- corrected spectra . Initial processing . During the preprocessing step , the raw time - domain data collected from the acquisi- tion ...
Contents
Introduction to Brain Imaging | 1 |
Computerized Axial Tomography | 97 |
Magnetic Resonance Imaging | 145 |
Copyright | |
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Functional Brain Imaging William W. Orrison,Jeffrey Lewine,John Sanders,Michael F. Hartshorne Limited preview - 2017 |
Common terms and phrases
abnormal activity ALFMA arterial auditory Axial axon basal ganglia brain capillary cells central central sulcus cerebral blood flow chemical shift clinical coil computed computed tomography contrast agent cortex cortical decreased demonstrating detection diffusion dipole disease effects encoding epilepsy extracellular field strength FMRI focal frequency functional Gd-DTPA glucose gradient HMPAO infarction inhomogeneous injection lesions Magn Reson magnetic field magnetic resonance imaging mapping measured membrane metabolism methods motor msec neoplasms nerve nervous system neural neuromagnetic neurons normal Nucl nuclei oxygen paramagnetic patients pattern peak perfusion phase positron emission tomography posterior processing projections proton pulse Radon transform rCBF receptors relaxation scan seizures sensitivity sequences signal changes signal intensity slice SMRM Annual Meeting somatosensory spatial SPECT spectra spikes spin echo stimulation studies T2-weighted techniques temporal lobe thalamus tion tissue tumors uptake visual voxel white matter