Selecting an appropriate anisotropy index for displaying diffusion tensor imaging data with improved contrast and sensitivity

Magnetic Resonance in Medicine

Volumn 44, Issue 1, 2000, Pages 117-121

  Armitage, P A ^a,b   Bastin, M E ^b  

^a UNIVERSITY OF OXFORD   (United Kingdom)

^b UNIVERSITY OF EDINBURGH   (United Kingdom)

Author keywords

Anisotropy; Diffusion tensor imaging; Magnetic resonance imaging

Indexed keywords

ANISOTROPY; BRAIN MAPPING; CLUSTERING ALGORITHMS; DIFFUSION; MAGNETIC RESONANCE IMAGING; TENSORS;

ANISOTROPY INDICES; DIFFUSION ANISOTROPY; DIFFUSION TENSOR; GAMMA-VARIATE; IMAGE CONTRASTS; IMPROVED CONTRASTS; LOW SENSITIVITY; MATHEMATICAL REPRESENTATIONS;

DIFFUSION TENSOR IMAGING;

ANISOTROPY; ARTICLE; BRAIN; CONTRAST ENHANCEMENT; DIFFUSION; GRAY MATTER; MATHEMATICAL MODEL; NUCLEAR MAGNETIC RESONANCE IMAGING; SIGNAL NOISE RATIO; WHITE MATTER;

EID: 0033922757     PISSN: 07403194     EISSN: None     Source Type: Journal    
DOI: 10.1002/1522-2594(200007)44:1<117::AID-MRM17>3.0.CO;2-D     Document Type: Article

References (20)

1. Basser PJ, Mattiello J, Le Bihan D. Estimation of the effective self-diffusion tensor from the NMR spin echo. J Magn Reson B 1994;103: 247-254.
2. Basser PJ, Matiello J, Le Bihan D. MR diffusion tensor spectroscopy and imaging. Biophys J 1994;66:259-267.
3. Basser PJ. Inferring microstructural features and the physiological state of tissues from diffusion-weighted images. NMR Biomed 1995;9:333-344.
4. Pierpaoli C, Jezzard P, Basser PJ, Barnett A, Di Chiro G. Diffusion tensor MR imaging of the human brain. Radiology 1996;201:637-648.
5. Douek P, Turner R, Pekar J, Patronas N, Le Bihan D. MR color mapping of myelin fiber orientation. J Comput Assist Tomogr 1991;15:923-929.
6. van Gelderen P, de Vleeschouwer MH, DesPres D, Pekar J, van Zijl PC, Moonen CT. Water diffusion and acute stroke. Magn Reson Med 1994; 31:154-163.
7. Nakada T, Matsuzawa H, Kwee IL. Magnetic resonance axonography of the rat spinal cord. Neuroreport 1994;5:2053-2056.
8. Basser PJ, Pierpaoli C. Microstructural features measured using diffusion tensor imaging. J Magn Reson B 1996;111:209-219.
9. Pierpaoli C, Basser PJ. Toward a quantitative assessment of diffusion anisotropy. Magn Reson Med 1996;36:893-906.
10. Conturo TE, McKinstry RC, Akbudak E, Robinson BH. Encoding of anisotropic diffusion with tetrahedral gradients: a general mathematical diffusion formalism and experimental results. Magn Reson Med 1996;35:399-412.
11. Bastin ME, Armitage PA, Marshall I. A theoretical study of the effect of experimental noise on the measurement of anisotropy in diffusion imaging. Magn Reson Imaging 1998;16:773-785.
12. Cantor CR, Schimmel PR. Biophysical chemistry, vol. 2. San Francisco: W. H. Freeman; 1980.
13. Ulug AM, van Zijl PCM. Orientation-independent diffusion imaging without tensor diagonalization: anisotropy definitions based on physical attributes of the diffusion ellipsoid. J Magn Reson Imaging 1999; 9:804-813.
14. Papadakis NG, Xing D, Houston GC, Smith JM, Smith MI, James MF, Parsons AA, Huang CL, Hall LD, Carpenter TA. A study of rotationally invariant and symmetric indices of diffusion anisotropy. Magn Reson Imaging 1999;17:881-892.
15. Armitage PA. A prolateness index for further characterising diffusion anisotropy. In: Proceedings of the 15th Annual Meeting of the European Society for Magnetic Resonance in Medicine and Biology, 1998. p 291.
16. Armitage PA, Bastin ME, Marshall I. Selecting an appropriate anisotropy index for displaying diffusion tensor imaging data with improved contrast and sensitivity. In: Proceedings of the 16th Annual Meeting of the European Society for Magnetic Resonance in Medicine and Biology, 1999. p 105.
17. Orrison WW, Lewine DJ, Sanders JA, Hartshorne MF. Functional brain imaging, St. Louis, MO: Mosby-Year Book; 1995. 266 p.
18. Zelaya F, Flood N, Chalk JB, Wang D, Doddrell DM, Strugnell W, Benson M, Ostergaard L, Semple J, Eagle S. An evaluation of the time dependence of the anisotropy of the water diffusion tensor in acute human ischemia. Magn Reson Imaging 1999;17:331-348.
19. Basser PJ, Pierpaoli C. A simplified method to measure the diffusion tensor from seven MR images. Magn Reson Med 1998;39:928-934.
20. Le Bihan D. Molecular diffusion nuclear magnetic resonance imaging. Magn Reson Q 1991;7:1-30.