Correction of physiologically induced global off-resonance effects in dynamic echo-planar and spiral functional imaging

Magnetic Resonance in Medicine

Volumn 47, Issue 2, 2002, Pages 344-353

  Pfeuffer, Josef ^a,b,c   Van Moortele, Pierre Francois De ^a,b   Ugurbil, Kamil ^a,b   Hu, Xiaoping ^a,b   Glover, Gary H ^a,c  

^a UNIVERSITY OF MINNESOTA MEDICAL SCHOOL   (United States)

^b STANFORD UNIVERSITY SCHOOL OF MEDICINE   (United States)

^c MAX PLANCK INSTITUTE FOR BIOLOGICAL CYBERNETICS   (Germany)

Author keywords

Functional magnetic resonance imaging; Global off resonance; Physiological artifacts; Respiration artifacts

Indexed keywords

MAGNETIC RESONANCE IMAGING; MAGNETISM; PHYSIOLOGY;

FREQUENCY FLUCTUATION; FUNCTIONAL IMAGING; FUNCTIONAL MAGNETIC RESONANCE IMAGING; HIGH MAGNETIC FIELDS; OFF-RESONANCE; PHYSIOLOGICAL ARTIFACTS; RESONANCE FREQUENCIES; RESPIRATION ARTIFACTS;

RESONANCE;

ARTICLE; ARTIFACT; BREATHING; CASE REPORT; CONTROLLED STUDY; DYNAMICS; FEMALE; HUMAN; IMAGE ANALYSIS; IMAGING SYSTEM; MAGNETIC FIELD; MALE; NOISE REDUCTION; NUCLEAR MAGNETIC RESONANCE IMAGING; SPECTROSCOPY;

EID: 0036160977     PISSN: 07403194     EISSN: None     Source Type: Journal    
DOI: 10.1002/mrm.10065     Document Type: Article

References (30)

1. Multi-planar image formation using NMR spin echoes
2. Spiral k-space MR imaging of cortical activation
3. Brain magnetic resonance imaging with contrast dependent on blood oxygenation
4. Brain parenchyma motion: Measurement with cine echo-planar MR imaging
5. k-space detection and correction of physiological artifacts in fMRI
6. Estimation of respiration-induced noise fluctuations from undersampled multislice fMRI data
7. Retrospective estimation and correction of physiological artifacts in fMRI by direct extraction of physiological activity from MR data
8. Reduction of signal fluctuation in functional MRI using navigator echoes
9. Self-navigated spiral fMRI: Interleaved versus singleshot
10. Evaluation of respiratory artifact correction techniques in multishot spiral functional MRI using receiver operator characteristic analyses
11. Retrospective estimation and correction of physiological fluctuation in functional MRI
12. Image-based method for retrospective correction of physiological motion effects in fMRI: RETROICOR
13. IMPACT: Image-based physiological artifacts estimation and correction technique for functional MRI
14. Theory, simulation and compensation of physiological motion artifacts in functional MRI
15. A model for susceptibility artefacts from respiration in functional echo-planar magnetic resonance imaging
16. o fluctuations in the human brain at 7 Tesla and its spatial distribution
17. o fluctuations in fMRI: Correction using the k-space central line
18. Deblurring for non-2D Fourier transform magnetic resonance imaging
19. o field variations
20. Inhomogeneity correction using an estimated linear field map
21. Comparison of navigator echo and centroid corrections of image displacement induced by static magnetic field drift on echo planar functional MRI
22. A half-volume transmit/receive coil combination for 7 Tesla applications
23. Field mapping without reference scan using asymmetric echo-planar techniques
24. Image reconstruction for echo planar imaging with nonequidistant k-space sampling
25. Simple analytic spiral K-space algorithm
26. Compensation of multi-dimensional selective excitation pulses using measured k-space trajectories
27. Spiral imaging on a human ultra-high-field scanner
28. Selection of a convolution function for Fourier inversion using gridding
29. Simultaneous spatial and spectral selective excitation
30. Field-frequency locked in vivo proton MRS on a whole-body spectrometer