Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
660-03-005 ISMRM Abstract

Robust Distortion Self-Correction in CEST-EPI Using Single-Shot Blip-Rewound Acquisition and Multi-TE Joint Reconstruction

Primary: Contrast Mechanisms - CEST / APT / NOE
Secondary: Acquisition & Reconstruction - Pulse Sequence Design: Neuro
660-03-005 · Advances in Chemical Exchange MRI: CEST, APT, and NOE I · Thursday, 14 May, 1:40 PM–2:35 PM · Digital Posters Row A
Keywords: CEST-EPI Distortion Self-Correction 7-Point APTw and full Z-Spectra CEST Robust Correction Performance SINGLE-SHOT BLIP-REWOUND CEST-EPI
Accepted
Xiaorui Xu 1,2, Jiawen Wang1, Shihui Chen3, Huabin Zhang1, Ziyan Wang1, Jianpan Huang1,2
1Department of Diagnostic Radiology, The University of Hong Kong, Hong Kong, China
2Hong Kong Centre for Cerebro-Cardiovascular Health Engineering (COCHE), Hong Kong, China
3Department of Biomedical Engineering, The Chinese University of Hong Kong, Hong Kong, China
Presenting Author: Xiaorui Xu

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References

1. Van Zijl, P. C. & Yadav, N. N. Chemical exchange saturation transfer (CEST): what is in a name and what isn't? Magnetic resonance in medicine 65, 927-948 (2011).
2. Zhou, J., Payen, J.-F., Wilson, D. A., Traystman, R. J. & Van Zijl, P. C. Using the amide proton signals of intracellular proteins and peptides to detect pH effects in MRI. Nature medicine 9, 1085-1090 (2003).
3. Zhang, Y., Zu, T., Liu, R. & Zhou, J. Acquisition sequences and reconstruction methods for fast chemical exchange saturation transfer imaging. NMR in Biomedicine 36, e4699 (2023).
4. Jezzard, P. & Balaban, R. S. Correction for geometric distortion in echo planar images from B0 field variations. Magnetic Resonance in Medicine 34, 65-73 (1995).
5. Liu, Y. et al. Evaluating the effectiveness of distortion self‐correction for CEST‐EPI. Magnetic Resonance in Medicine (2025).
6. Wu, W. Dynamic field mapping and distortion correction using single‐shot blip‐rewound EPI and joint multi‐echo reconstruction. Magnetic Resonance in Medicine 92, 82-97 (2024).
7. Jenkinson, M., Beckmann, C. F., Behrens, T. E., Woolrich, M. W. & Smith, S. M. Fsl. Neuroimage 62, 782-790 (2012).
8. Zhou, J. et al. Review and consensus recommendations on clinical APT‐weighted imaging approaches at 3T: application to brain tumors. Magnetic resonance in medicine 88, 546-574 (2022).

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/660-03-005