Functional Brain Imaging |
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Page 178
... sequences are still the most commonly used sequences and serve as a reference to describe the image weighting and time requirements of other sequences . As we have seen , spin echo imaging techniques directly acquire a single line in ...
... sequences are still the most commonly used sequences and serve as a reference to describe the image weighting and time requirements of other sequences . As we have seen , spin echo imaging techniques directly acquire a single line in ...
Page 179
... sequences are similar to those of spin echo sequences . Steady state sequences such as FISP ( Siemens , Fast Imaging with Steady - state Precession ) or GRASS ( GE , Gradient Refocused Acquisition in the Steady - State ) sustain the ...
... sequences are similar to those of spin echo sequences . Steady state sequences such as FISP ( Siemens , Fast Imaging with Steady - state Precession ) or GRASS ( GE , Gradient Refocused Acquisition in the Steady - State ) sustain the ...
Page 291
... Sequences Although FMRI applies some of the latest develop- ments in MRI sequence design , the procedures can be discussed in terms of the two familiar classes of imaging sequences : gradient recalled echo ( GRE ) and spin echo ( SE ) ...
... Sequences Although FMRI applies some of the latest develop- ments in MRI sequence design , the procedures can be discussed in terms of the two familiar classes of imaging sequences : gradient recalled echo ( GRE ) and spin echo ( SE ) ...
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