Quantification of B0 homogeneity variation with head pitch by registered three-dimensional field mapping

Journal of Magnetic Resonance

Volumn 159, Issue 2, 2002, Pages 213-218

  Tyszka, J Michael ^a,b   Mamelak, Adam N ^a  

^a CITY OF HOPE NATIONAL MEDICAL CENTER   (United States)

^b CALIFORNIA INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

Head pitch; Magnetic field homogeneity; Magnetic resonance imaging; Magnetic resonance spectroscopic imaging; Shimming

Indexed keywords

ADULT; ARTICLE; BODY POSTURE; BRAIN; FEMALE; HEAD; HISTOLOGY; HUMAN; MALE; NUCLEAR MAGNETIC RESONANCE IMAGING; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; THREE DIMENSIONAL IMAGING;

ADULT; BRAIN; FEMALE; HEAD; HUMANS; IMAGING, THREE-DIMENSIONAL; MAGNETIC RESONANCE IMAGING; MAGNETIC RESONANCE SPECTROSCOPY; MALE; POSTURE;

EID: 0036882301     PISSN: 10907807     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1090-7807(02)00101-5     Document Type: Article

References (19)

1. E. Adalsteinsson, P. Irarrazabal, S. Topp, C. Meyer, A. Macovski, D.M. Spielman, Volumetric spectroscopic imaging with spiral-based k-space trajectories, Magn. Reson. Med. 39 (1998) 889-898.
2. E. Adalsteinsson, D.M. Spielman, Spatially resolved two-dimensional spectroscopy, Magn. Reson. Med. 41 (1999) 8-12.
3. J.M. Tyszka, A.N. Mamelak, Volumetric multishot echo-planar spectroscopic imaging, Magn. Reson. Med. 46 (2001) 219-227.
4. D.M. Spielman, E. Adalsteinsson, K.O. Lim, Quantitative assessment of improved homogeneity using higher-order shims for spectroscopic imaging of the brain, Magn. Reson. Med. 40 (1998) 376-382.
5. S.J. Nelson, D.B. Vigneron, J. Star-Lack, J. Kurhanewicz, High spatial resolution and speed in MRSI, NMR Biomed. 10 (1997) 411-422.
6. K.D. Merboldt, J. Finsterbusch, J. Frahm, Reducing inhomogeneity artifacts in functional MRI of human brain activation Thin sections vs gradient compensation, J. Magn. Reson. 145 (2000) 184-191.
7. J.G. Ojemann, E. Akbudak, A.Z. Snyder, R.C. McKinstry, M.E. Raichle, T.E. Conturo, Anatomic localization and quantitative analysis of gradient refocused echo-planar fMRI susceptibility artifacts, Neuroimage 6 (1997) 156-167.
8. A. Jesmanowicz, P. Starewicz, J.S. Hyde, Determination of shims needed for correction of tissue susceptibility effects in fMRI, in: Proceedings of the Eighth Scientific Meeting of the International Society of Magn. Reson. Med., Denver, CO, 2000, p. 1378.
9. A. Jesmanowicz, V. Roopchansingh, R.W. Cox, P. Starewicz, W.F.B. Punchard, J. Hyde, Local ferroshims using office copier toner, in: Proceedings of the Ninth Scientific Meeting of the International Society of Magn. Reson. Med., Glasgow, Scotland, 2001, p. 617.
10. S.Z. Li, B.J. Dardzinski, C.M. Collins, Q.X. Yang, M.B. Smith, Three-dimensional mapping of the static magnetic field inside the human head, Magn. Reson. Med. 36 (1996) 705-714.
11. S.Z. Li, G.D. Williams, T.A. Frisk, B.W. Arnold, M.B. Smith, A Computer-simulation of the static magnetic-field distribution in the human head, Magn. Reson. Med. 34 (1995) 268-275.
12. M.B. Smith, C. Collins, Shimming high field magnets, in: Proceedings of the Seventh Annual Meeting of the International Society of Magnetic Resonance in Medicine (Weekend Educational Program), Philadelphia, PA, 1999.
13. T.-K. Truong, B.D. Clymer, D.W. Chakeres, P. Schmalbrock, Three-dimensional numerical simulations of susceptibility-induced magnetic field inhomogeneities in the human head at 8 T, in: Proceedings of the Tenth Annual Meeting of the International Society of Magnetic Resonance in Medicine, Honolulu, Hawaii, 2002, p. 2323.
14. K. Heberlein, X. Hu, Improved shim by subject head positioning, in: Proceedings of the Ninth Annual Meeting of the International Society of Magnetic Resonance in Medicine, Glasgow, Scotland, 2001, p. 1157.
15. H. Wen, F.A. Jaffer, An in vivo automated shimming method taking into account shim current constraints, Magn. Reson. Med. 34 (1995) 898-904.
16. W. Xu, I. Cumming, A region growing algorithm for InSAR phase unwrapping, in: Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, Lincoln, NE, USA, 1996, pp. 2044-2046.
17. R.P. Woods, J.C. Mazziotta, S.R. Cherry, MRI-PET registration with automated algorithm, J. Comput. Assist. Tomogr. 17 (1993) 536-546.
18. R.P. Woods, S.T. Grafton, C.J. Holmes, S.R. Cherry, J.C. Mazziotta, Automated image registration: I. General methods and intrasubject intramodality validation, J. Comput. Assist. Tomogr. 22 (1998) 139-152.
19. M.E. Pique, Rotation tools, in: A.S. Glassner (Ed.), Graphics Gems, Academic Press, Boston, 1990, pp. 466-467.