Evaluation of a signal intensity mask in the interpretation of functional MR imaging activation maps

American Journal of Neuroradiology

Volumn 26, Issue 3, 2005, Pages 578-584

  Strigel, Roberta M ^a   Moritz, Chad H ^a   Haughton, Victor M ^a,b   Badie, Behnam ^a   Field, Aaron ^a   Wood, David ^a   Hartman, Michael ^a   Rowley, Howard A ^a  

^a UNIVERSITY OF WISCONSIN MADISON   (United States)

^b University of Wisconsin Health   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AIR; ARTICLE; ARTIFACT; ARTIFICIAL EMBOLISM; BLOOD; BRAIN CORTEX; BRAIN REGION; DENTAL DEVICE; ECHO PLANAR IMAGING; FAHR DISEASE; FUNCTIONAL MAGNETIC RESONANCE IMAGING; HUMAN; MAJOR CLINICAL STUDY; BRAIN DISEASE; BRAIN MAPPING; EVALUATION; MAGNETISM; METHODOLOGY; NUCLEAR MAGNETIC RESONANCE IMAGING; RETROSPECTIVE STUDY; SINGLE BLIND PROCEDURE;

ARTIFACTS; BRAIN DISEASES; BRAIN MAPPING; ECHO-PLANAR IMAGING; HUMANS; MAGNETIC RESONANCE IMAGING; MAGNETICS; RETROSPECTIVE STUDIES; SINGLE-BLIND METHOD;

EID: 16844363382     PISSN: 01956108     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (22)

1. Hennig J, Speck O, Koch MA, Walker C. Functional magnetic resonance imaging: a review of methodological aspects and clinical applications. J Magn Reson Imaging 2003;18:1-15
2. Devlin JT, Russell RP, Davis MH, et al. Susceptibility-induced loss of signal: comparing PET and fMRI on a semantic task. Neuroimage 2000;11:589-600
3. Kruger G, Kastrup A, Glover GH. Neuroimaging at 1.5 T and 3.0 T: comparison of oxygenation-sensitive magnetic resonance imaging. Magn Reson Med 2001;45:595-604
4. Ojemann JG, Akbudak E, Snyder AZ, McKinstry RC, Raichle ME, Conturo TE. Anatomic localization and quantitative analysis of gradient refocused echo-planar fMRI susceptibility artifacts. Neuroimage 1997;6:156-167
5. Pouratian N, Sheth S, Bookheimer SY, Martin NA, Toga AW. Applications and limitations of perfusion-dependent functional brain mapping for neurosurgical guidance. Neurosurg Focus 2003; 15: Article 2
6. Kollias SP, Valavanis A, Golay XG, Gosiger P, McKinnon G. Functional magnetic imaging of cortical activation. Int J Neuroradiol 1996;2:450-472
7. Hutton C, Bork A, Josephs O, Deichmann R, Ashburner J, Turner R. Image distortion correction in fMRI: a quantitative evaluation. Neuroimage 2002;16:217-240
8. An H, Lin W. Cerebral oxygen extraction fraction and cerebral venous blood volume measurements using MRI: effects of magnetic field variation. Magn Reson Med 2002;47:958-966
9. Jezzard P, Balaban RS. Correction for geometric distortion in echo planar images from B0 field variations. Magn Reson Med 1995;34:65-73
10. Posse S, Shen Z, Kiselev V, Kemna LJ. Single-shot T2* mapping with 3D compensation of local susceptibility gradients in multiple regions. Neuroimage 2003;18:390-400
11. Li Z, Wu G, Zhao X, Luo F, Li S-J. Multiecho segmented EPI with Z-shimmed background gradient compensation (MESBAC) pulse sequence for fMRI. Magn Reson Med 2002;48:312-321
12. Song AW. Single-shot EPI with signal recovery from the susceptibility induced losses. Magn Reson Med 2001;46:407-411
13. Glover GH. 3D z-shim method for reduction of susceptibility effects in BOLD fMRI. Magn Reson Med 1999;42:290-299
14. Cordes D, Turski PA, Sorenson JA. Compensation of susceptibility-induced signal loss in echo-planar imaging for functional applications. Magn Reson Imaging 2000;18:1055-068
15. Deichmann R, Josphs O, Hutton C, Corfield DR, Turner R. Compensation of susceptibility-induced BOLD sensitivity losses in echo-planar fMRI imaging. Neuroimage 2002;15:120-135
16. Farzaneh F, Riederer SJ, Pelc NJ. Analysis of T2 limitations and off-resonance effects on spatial resolution and artifacts in echo-planar imaging. Magn Reson Med 1990;14:123-139
17. Parrish TB, Gitelman DR, LaBar KS, Mesulam MM. Impact of signal-to-noise on functional MRI. Magn Reson Med 2000;44:925-932
18. Li S, Dardzinski BJ, Collins CM, Yang QX, Smith MB. Three-dimensional mapping of the static magnetic field inside the human head. Magn Reson Med 1996;36:705-714
19. Grodd W, Klose U. Functional MRI: from Neuroscience to Clinical Practice. 9th Advanced Course of the ESNR. Vienna: ESNR; 1999
20. Lowe MJ, Sorenson JA. Spatially filtering functional magnetic resonance imaging data. Magn Reson Med 1997;37:723-729
21. Cox RW. AFNI: Software for analysis and visualization of functional magnetic resonance neuroimages. Comput Biomed Res 1996;29:162-173
22. Yetkin FZ, Papke RA, Mark LP, Daniels DL, Mueller WM, Haughton VM. Location of the sensorimotor cortex: functional and conventional MR compared. AJNR Am J Neuroradiol 1995;16:2109-2113 585-590