Functional Brain Imaging |
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Page 163
... additional spatial slices . Additional slices can be selected and signals acquired while the longi- tudinal magnetization of the first slice is recovering . For this basic type of two - dimensional multislice imaging ( Fig . 4-32 ) ...
... additional spatial slices . Additional slices can be selected and signals acquired while the longi- tudinal magnetization of the first slice is recovering . For this basic type of two - dimensional multislice imaging ( Fig . 4-32 ) ...
Page 179
... additional types of information ( e.g. , MR angiographic or spectro- scopic ) , or increasing the number of patients that can be examined . In order to reduce imaging times to less than that required by the low flip angle , gradient ...
... additional types of information ( e.g. , MR angiographic or spectro- scopic ) , or increasing the number of patients that can be examined . In order to reduce imaging times to less than that required by the low flip angle , gradient ...
Page 422
... Additional information on MRS is available in the references . HISTORY 3-7 The history of MRS is extensive and represents both the past and the future of MR as applied to medicine . The fundamentals of NMR spectroscopy were studied and ...
... Additional information on MRS is available in the references . HISTORY 3-7 The history of MRS is extensive and represents both the past and the future of MR as applied to medicine . The fundamentals of NMR spectroscopy were studied and ...
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 |
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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