452-02-003 / 452-02-003 ISMRM Abstract

Minimizing CSF Contamination in Velocity-selective Arterial Spin Labeling

Primary: Brain Function and fMRI - fMRI Analysis

Secondary: Acquisition & Reconstruction - Signal Modeling

452-02-003 · Methodology: Acquisition and Analysis · Tuesday, 12 May, 1:40 PM–3:16 PM · Power Pitch Theatre 2

Keywords: Neuro Artifacts correction Velocity-selective arterial spin labeling Arterial Spin Labelling (ASL) Cardiac phase

Accepted

Zidong Yang^1,2, Chenyang Zhao^1,3, Fanhua Guo ^1,3, Danny J Wang^4,5,6,7

¹Laboratory of FMRI Technology (LOFT), Mark & Mary Stevens Neuroimaging and Informatics Institute, Keck School of Medicine, University of Southern California, Los Angeles, United States of America

²Biomedical Engineering, University of Southern California, Los Angeles, United States of America

³University of Southern California, Los Angeles, United States of America

⁴Stevens Neuroimaging and Informatics Institute, United States of America

⁵Laboratory of FMRI Technology (LOFT), USC Mark & Mary Stevens Neuroimaging and Informatics Institute, Keck School of Medicine, University of Southern California, Los Angeles, United States of America

⁶USC Stevens Neuroimaging and Informatics Institute, Keck School of Medicine, University of Southern California, Los Angeles, United States of America

⁷Department of Neurology, Keck School of Medicine, University of Southern California, Los Angeles, United States of America

Presenting Author: Fanhua Guo

Synopsis

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References

1. Alexander, A. L., Tsuruda, J. S., & Parker, D. L. (1997). Elimination of eddy current artifacts in diffusion‐weighted echo‐planar images: The use of bipolar gradients. Magnetic Resonance in Medicine, 38(6), 1016–1021. https://doi.org/10.1002/mrm.1910380623 [doi]

2. Chen, C., Barnes, R. A., Bangen, K. J., Han, F., Pfeuffer, J., Wong, E. C., Liu, T. T., & Bolar, D. S. (2025). MVP‐VSASL: Measuring MicroVascular Pulsatility using velocity‐selective arterial spin labeling. Magnetic Resonance in Medicine, 93(4), 1516–1534. https://doi.org/10.1002/mrm.30370 [doi]

3. Guo, F., Zhao, C., Shou, Q., Jin, N., Jann, K., Shao, X., & Wang, D. J. (2025). Assessing cerebral microvascular volumetric with high-resolution 4D cerebral blood volume MRI at 7 T. Nature Cardiovascular Research, 4(10), 1424–1438. https://doi.org/10.1038/s44161-025-00722-1 [doi]

4. Guo, J., Meakin, J. A., Jezzard, P., & Wong, E. C. (2015). An optimized design to reduce eddy current sensitivity in velocity-selective arterial spin labeling using symmetric BIR-8 pulses: Reduced EC Sensitivity in VSASL Using Symmetric BIR-8 Pulses. Magnetic Resonance in Medicine, 73(3), 1085–1094. https://doi.org/10.1002/mrm.25227 [doi]

5. Qin, Q., Alsop, D. C., Bolar, D. S., Hernandez‐Garcia, L., Meakin, J., Liu, D., Nayak, K. S., Schmid, S., Van Osch, M. J. P., Wong, E. C., Woods, J. G., Zaharchuk, G., Zhao, M. Y., Zun, Z., Guo, J., & the ISMRMPerfusion Study Group. (2022). Velocity‐selective arterial spin labeling perfusion MRI: A review of the state of the art and recommendations for clinical implementation. Magnetic Resonance in Medicine, 88(4), 1528–1547. https://doi.org/10.1002/mrm.29371 [doi]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/452-02-003