Functional Brain Imaging |
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Page 262
... relaxation effects can be observed at significantly lower concentrations . 98 Another lanthanide paramagnetic compound used in experimental studies is dysprosium ( Dy ) . This agent does not have as much of a direct relaxivity effect as ...
... relaxation effects can be observed at significantly lower concentrations . 98 Another lanthanide paramagnetic compound used in experimental studies is dysprosium ( Dy ) . This agent does not have as much of a direct relaxivity effect as ...
Page 274
... relaxation mecha- nism is not significant . 8 Susceptibility effects . The limited T1 relaxation rate effects of Gd - DTPA in the brain allows the signal effects from susceptibility differences to be more readily observed . The ...
... relaxation mecha- nism is not significant . 8 Susceptibility effects . The limited T1 relaxation rate effects of Gd - DTPA in the brain allows the signal effects from susceptibility differences to be more readily observed . The ...
Page 322
... relaxation in heteroge- neous systems , J Magn Reson 43 : 316-323 , 1981 . 110. Solomon I : Relaxation processes in a system of two spins , Physiol Rev 99 : 559-565 , 1955 . 111. Bloembergen N , Purcell EM , Pound RV : Relaxation ...
... relaxation in heteroge- neous systems , J Magn Reson 43 : 316-323 , 1981 . 110. Solomon I : Relaxation processes in a system of two spins , Physiol Rev 99 : 559-565 , 1955 . 111. Bloembergen N , Purcell EM , Pound RV : Relaxation ...
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