Investigation and modeling of magnetization transfer effects in two-dimensional multislice turbo spin echo sequences with low constant or variable flip angles at 3 T

Magnetic Resonance in Medicine

Volumn 63, Issue 1, 2010, Pages 230-234

  Weigel, Matthias ^a   Helms, Gunther ^b   Hennig, Juergen ^a  

^a UNIVERSITY OF FREIBURG   (Germany)

^b UNIVERSITY MEDICAL CENTER GÖTTINGEN   (Germany)

Author keywords

Contrast; FSE; Hyperecho; Magnetization transfer; MT; Multislice; RARE; TRAPS; TSE; Variable flip angles

Indexed keywords

SIGNAL PROCESSING; SPIN POLARIZATION;

CONTRAST; FLIP ANGLE; HYPERECHO; MAGNETIZATION TRANSFER; MULTI SLICES; RARE; TRAPS;

MAGNETIZATION;

ABSORPTION; ARTICLE; CONTROLLED STUDY; HUMAN; IMAGING SYSTEM; NORMAL HUMAN; NUCLEAR MAGNETIC RESONANCE IMAGING; POWER ANALYSIS; RADIOFREQUENCY; SIGNAL TRANSDUCTION; STEADY STATE; TWO DIMENSIONAL MULTISLICE TURBO SPIN ECHO SEQUENCE;

EID: 73349091181     PISSN: 07403194     EISSN: 15222594     Source Type: Journal    
DOI: 10.1002/mrm.22145     Document Type: Article

References (26)

1. McConnell HM. Reaction rates by nuclear magnetic resonance. J Chem Phys 1958;28:430-431.
2. Wolff SD, Balaban RS. Magnetization transfer contrast (MTC) and tissue water proton relaxation in vivo. Magn Reson Med 1989;10:135-144.
3. Ceckler T, Maneval J, Melkowits B. Modeling magnetization transfer using a three-pool model and physically meaningful constraints on the fitting parameters. J Magn Reson 2001;151:9-27.
4. Eng J, Ceckler TL, Balaban RS. Quantitative 1H magnetization transfer imaging in vivo. Magn Reson Med 1991;17:304-314.
5. Henkelman RM, Stanisz GJ, Graham SJ. Magnetization transfer in MRI: a review. NMR Biomed 2001;14:57-64.
6. Helms G, Piringer A. Quantitative magnetization transfer by trains of radio frequency pulses in human brain: extension of a free evolution model to continuous-wave-like conditions. Magn Reson Imaging 2005;23:723-731.
7. Stanisz GJ, Odrobina EE, Pun J, Escaravage M, Graham SJ, Bronskill MJ, Henkelman RM. T1, T2 relaxation and magnetization transfer in tissue at 3T. Magn Reson Med 2005;54:507-512.
8. Morrison C, Henkelman RM. A model for magnetization transfer in tissues. Magn Reson Med 1995;33:475-482.
9. Graham SJ, Henkelman RM. Understanding pulsed magnetization transfer. J Magn Reson Imaging 1997;7:903-912.
10. Dixon WT, Engels H, Castillo M, Sardashti M. Incidental magnetization transfer contrast in standard multislice imaging. Magn Reson Imaging 1990;8:417-422.
11. Santyr GE. Magnetization transfer effects in multislice MR imaging. Magn Reson Imaging 1993;11:521-532.
12. Melki PS, Mulkern RV. Magnetization transfer effects in multislice RARE sequences. Magn Reson Med 1992;24:189-195.
13. Crawley AP, Henkelman RM. Errors in T2 estimation using multislice multiple-echo imaging. Magn Reson Med 1987;4:34-47.
14. Kucharczyk W, Crawley AP, Kelly WM, Henkelman RM. Effect of multislice interference on image contrast in T2- and T1-weighted MR images. Am J Neuroradiol 1988;9:443-451.
15. Hennig J. Multiecho imaging sequences with low refocusing flip angles. J Magn Reson 1988;78:397-407.
16. Hennig J, Scheffler K. Easy improvement of signal-to-noise in RARE-sequences with low refocusing flip angles: rapid acquisition with relaxation enhancement. Magn Reson Med 2000;44:983-985.
17. Hennig J, Scheffler K. Hyperechoes. Magn Reson Med 2001;46:6-12.
18. Hennig J, Weigel M, Scheffler K. Multiecho sequences with variable refocusing flip angles: optimization of signal behavior using smooth transitions between pseudo steady states (TRAPS). Magn Reson Med 2003;49:527-535.
19. Weigel M, Hennig J. Development and optimization of T2 weighted methods with reduced RF power deposition (hyperecho-TSE) for magnetic resonance imaging. Z Med Phys 2008;18:151-161.
20. Weigel M, Hennig J. Contrast behavior and relaxation effects of conventional and hyperecho-turbo spin echo sequences at 1.5 and 3 T. Magn Reson Med 2006;55:826-835.
21. Weigel M, Zaitsev M, Hennig J. Inversion recovery prepared turbo spin echo sequences with reduced SAR using smooth transitions between pseudo steady states. Magn Reson Med 2007;57:631-637.
22. Tetzlaff RH, Mader I, Kuker W, Weber J, Ziyeh S, Schulze-Bonhage A, Hennig J, Weigel M. Hyperecho-turbo spin-echo sequences at 3T: clinical application in neuroradiology. AJNR Am J Neuroradiol 2008;29: 956-961.
23. Pike GB, Glover GH, Hu BS, Enzmann DR. Pulsed magnetization transfer spin-echo MR imaging. J Magn Reson Imaging 1993;3:531-539.
24. Helms G. Interaction of exchange and differential relaxation in the saturation recovery behavior of the binary spin-bath model for magnetization transfer. Concepts Magn Reson A 2006;28A:291-298.
25. Helms G, Dathe H, Hagberg GE. Pulsed saturation of the standard two-pool model for magnetization transfer, part II: the transition to steady state. Concepts Magn Reson A 2004;21A:50-62.
26. Hua J, Hurst GC. Analysis of on- and off-resonance magnetization transfer techniques. J Magn Reson Imaging 1995;5:113-120.