Functional Brain Imaging |
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Page 305
... significant issue . Issues regarding optimum FMRI field strength ( i.e. , 1.5 versus 4.0 T ) will continue to be clarified but will only define a significant clinical instrumentation requirement if the availability of 4.0 T systems ...
... significant issue . Issues regarding optimum FMRI field strength ( i.e. , 1.5 versus 4.0 T ) will continue to be clarified but will only define a significant clinical instrumentation requirement if the availability of 4.0 T systems ...
Page 358
... significant activity remaining even when the stimulus intensity is near subjective threshold.55 There are three major clinical applications of BAEPs in adult neurology : ( 1 ) the detection of tumors in the region of the posterior fossa ...
... significant activity remaining even when the stimulus intensity is near subjective threshold.55 There are three major clinical applications of BAEPs in adult neurology : ( 1 ) the detection of tumors in the region of the posterior fossa ...
Page 367
... significant smearing of the scalp surface potential relative to the cortical potential , routine EEG still significantly undersamples the spa- tial information available at the surface . Recent years thus have seen a move toward higher ...
... significant smearing of the scalp surface potential relative to the cortical potential , routine EEG still significantly undersamples the spa- tial information available at the surface . Recent years thus have seen a move toward higher ...
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