Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
352-01-014 / 352-01-014 ISMRM Abstract

Extracting absolute RF-receive-channel phase offsets from a single bSSFP acquisition using mathematical inference

Primary: Physics & Engineering - System Imperfections
Secondary: Acquisition & Reconstruction - Artifacts and Correction Strategies
352-01-014 · New Methods: Acquisition and Reconstruction · Monday, 11 May, 8:20 AM–9:56 AM · Power Pitch Theatre 2
352-01-014 · New Methods: Acquisition and Reconstruction · Monday, 11 May, 8:20 AM–9:56 AM · Power Pitch Theatre 2
Keywords: Phase correction Balanced steady-state free precession (bSSFP) RF receive channel phase offset Coil-specific phase offset RF receive coil
Accepted
Yiyun Dong 1, QING-SAN XIANG2, Michael Hoff3
1Physics, University of Washington, Seattle, United States of America
2Radiology, University of British Columbia, Vancouver, Canada
3University of California San Francisco, San Francisco, United States of America
Presenting Author: Yiyun Dong

Synopsis

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References

1. Xiang, Q.-S., & Hoff, M. N. (2014). Banding artifact removal for bSSFP imaging with an elliptical signal model. Magnetic Resonance in Medicine, 71(3), 927–933. https://doi.org/10.1002/mrm.25098 [doi]
2. Hoff, M. N., Andre, J. B., & Xiang, Q.-S. (2017). Combined geometric and algebraic solutions for removal of bSSFP banding artifacts with performance comparisons. Magnetic Resonance in Medicine, 77(2), 644–654. https://doi.org/10.1002/mrm.26150 [doi]
3. Dong, Y., Xiang, Q.-S., & Hoff, M. N. (2022). Analytical T2 mapping refinement using the bSSFP elliptical signal model. 2022 ISMRM & ISMRT Annual Meeting, 5005. https://doi.org/10.58530/2022/5005 [doi]
4. Dong, Y., Xiang, Q.-S., & Hoff, M. N. (2025). Unraveling bSSFP Phase: High Quality Field and Bias Mapping. 2025 ISMRM & ISMRT Annual Meeting, 2619. https://doi.org/10.58530/2025/2619 [doi]
5. An, L., Xiang, Q.-S., & Chavez, S. (2000). A fast implementation of the minimum spanning tree method for phase unwrapping. IEEE Transactions on Medical Imaging, 19(8), 805–808. https://doi.org/10.1109/42.876306 [doi]
6. Xiang, Q.-S., & Henkelman R. M. Weighted average and its application in ghost artifact reduction. 9th SMRI. 1991;:222.
7. Dong, Y., Xiang, Q.-S., & Hoff, M. N. (2025). Optimally Weighted Average (OWA) of Phase-Sensitive Data. 2025 ISMRM & ISMRT Annual Meeting, 3352. https://doi.org/10.58530/2025/3352 [doi]
8. Robinson, S., Grabner, G., Witoszynskyj, S., & Trattnig, S. (2011). Combining phase images from multi-channel RF coils using 3D phase offset maps derived from a dual-echo scan. Magnetic Resonance in Medicine, 65(6), 1638–1648. https://doi.org/10.1002/mrm.22753 [doi]
9. Xiang, Q.-S. (1996). Inversion recovery image reconstruction with multiseed region-growing spin reversal. Journal of Magnetic Resonance Imaging, 6(5), 775–782. https://doi.org/10.1002/jmri.1880060511 [doi]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/352-01-014