Functional Brain Imaging |
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Page 112
... usually closely related . Extraaxial masses frequently arise from the tissues that support the brain , such as the meninges . At times , these ex- traaxial masses minimally involve the brain , and at other times they may compress the ...
... usually closely related . Extraaxial masses frequently arise from the tissues that support the brain , such as the meninges . At times , these ex- traaxial masses minimally involve the brain , and at other times they may compress the ...
Page 113
... usually look much more aggressive on imaging , exhibiting edema , mass effect , and contrast enhancement on both CT and MR . Anaplastic neoplasms are much more obvious on non - contrast - enhanced CT with mixed density , and an ...
... usually look much more aggressive on imaging , exhibiting edema , mass effect , and contrast enhancement on both CT and MR . Anaplastic neoplasms are much more obvious on non - contrast - enhanced CT with mixed density , and an ...
Page 343
... usually indicative of a lesion in the occipital lobe . A complete loss of alpha reactivity may be a sign of a brainstem lesion . Abnormal nonparoxysmal activity is a common finding in several neurologic disorders . This activity ...
... usually indicative of a lesion in the occipital lobe . A complete loss of alpha reactivity may be a sign of a brainstem lesion . Abnormal nonparoxysmal activity is a common finding in several neurologic disorders . This activity ...
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