Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
560-01-006 ISMRM Abstract

Detecting and Correcting Phase Unwrapping Artifacts for Quantitative Susceptibility Mapping

Primary: Contrast Mechanisms - Susceptibility/QSM
Secondary: Contrast Mechanisms - Electromagnetic Tissue Properties
560-01-006 · New Developments in QSM I · Wednesday, 13 May, 8:20 AM–9:15 AM · Digital Posters Row A
Keywords: Susceptibility Artifacts correction Quantitative Susceptibility Mapping (QSM) Phase unwrapping
Accepted
Ignacio Contreras-Zúñiga 1, Carlos Milovic2,3, Cristian Tejos3,4,5,6
1Biomedical Imaging Center, Pontificia Universidad Católica de Chile, Santiago, Chile
2Department of Electrical Engineering, Pontificia Universidad Católica de Chile, Santiago, Chile
3Biomedical Imaging Center. Pontificia Universidad Católica de Chile, Santiago, Chile, Chile
4Millennium Institute for Intelligent Healthcare Engineering - iHEALTH, Santiago, Chile
5School of Engineering, Pontificia Universidad Católica de Chile, Santiago, Chile
6Biomedical Imaging Center, Pontificia Universidad Católica de Chile, Santiago, Chile, Chile
Presenting Author: Ignacio Contreras-Zúñiga

Synopsis

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References

1. Bilgic B, Costagli M, Chan KS, et al. Recommended implementation of quantitative susceptibility mapping for clinical research in the brain: A consensus of the ISMRM Electro-Magnetic Tissue Properties Study Group. Magn Reson Med. 2024;91(5):1834–1862. doi:10.1002/mrm.30006. [doi]
2. Choi, J. K., Park, H. S., Wang, S., Wang, Y., & Seo, J. K. (2014). Inverse problem in quantitative susceptibility mapping. SIAM Journal on Imaging Sciences, 7(3), 1669-1689.
3. Akcakaya, M., Doneva, M. I., & Prieto, C. (Eds.). (2022). Magnetic resonance image reconstruction: theory, methods, and applications (Vol. 7). Academic Press.
4. Palacios, B., Uhlmann, G., & Wang, Y. (2017). Reducing streaking artifacts in quantitative susceptibility mapping. SIAM Journal on Imaging Sciences, 10(4), 1921-1934.
5. Contreras-Zúñiga, I., Lambert, M., Palacios, B., Milovic, C. & Tejos, C. (2025) Dipole-lets: a new multiscale decomposition for MR phase and quantitative susceptibility mapping. arXiv preprint arXiv:2510.24705.
6. Langkammer, C., Schweser, F., Shmueli, K., Kames, C., Li, X., Guo, L., ... & Bilgic, B. (2018). Quantitative susceptibility mapping: report from the 2016 reconstruction challenge. Magnetic resonance in medicine, 79(3), 1661-1673.
7. Liu, T., Khalidov, I., de Rochefort, L., Spincemaille, P., Liu, J., Tsiouris, A. J., & Wang, Y. (2011). A novel background field removal method for MRI using projection onto dipole fields. NMR in Biomedicine, 24(9), 1129-1136.
8. Milovic, C., Bilgic, B., Zhao, B., Acosta-Cabronero, J., & Tejos, C. (2018). Fast nonlinear susceptibility inversion with variational regularization. Magnetic resonance in medicine, 80(2), 814-821.

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/560-01-006