660-03-004 ISMRM Abstract

B1+ Correction in Chemical Exchange Saturation Transfer at 7T via Bilateral Orthogonality Generative Acquisitions Method

Primary: Contrast Mechanisms - CEST / APT / NOE

Secondary: Physics & Engineering - High-Field MRI

660-03-004 · 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 / APT / NOE Parallel Transmit & Multiband Ultra-high field CEST MRI

Accepted

Celik Boga ¹, Yuxin Lan¹, Anke Henning¹

¹Advanced Imaging Research Center, University of Texas Southwestern Medical Center, Dallas, United States of America

Presenting Author: Celik Boga

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References

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3. Schuenke P, Windschuh J, Roeloffs V, Ladd ME, Bachert P and Zaiss M. Simultaneous mapping of water shift and B1 (WASABI) – Application to field-Inhomogeneity correction of CEST MRI data. Magn. Reson. Med. 2017; 77:571-580.

4. Boga C and Henning A. Quantitative Susceptibility Mapping at 7T Using Bilateral Orthogonality Generative Acquisitions Method. In Proceedings of the 33rd Annual Meeting of ISMRM, Honolulu, Hawaii, USA, 2025

5. Boğa Ç, Henning A. Bilateral orthogonality generative acquisitions method for homogeneous T2* images using parallel transmission at 7 T. Magnetic Resonance in Medicine. Published online October 7, 2024. doi:https://doi.org/10.1002/mrm.30329 [doi]

6. Lan Y and Henning A. Testing the Efficacy of Retrospective B1+ Inhomogeneity Correction for 7T Chemical Exchange Saturation Transfer Imaging of Human Glioma. In Proceedings of the 33rd Annual Meeting of ISMRM, Honolulu, Hawaii, USA, 2025

7. Johannes Windschuh, Moritz Zaiß, Meißner J, et al. Correction of B1‐inhomogeneities for relaxation‐compensated CEST imaging at 7 T. NMR in Biomedicine. 2015;28(5):529-537. doi:https://doi.org/10.1002/nbm.3283 [doi]

8. Windschuh J, Zaiss M, Meissner JE, Paech D, Radbruch A, Ladd ME, et al. Correction of B1-inhomogeneities for relaxation-compensated CEST imaging at 7 T. NMR Biomed. 2015; 28:529–37.

9. Stabinska J, Cronenberg T, Wittsack HJ, Lanzman RS, Müller-Lutz A. Quantitative pulsed CEST-MRI at a clinical 3T MRI system. Magnetic Resonance Materials in Physics, Biology and Medicine. 2017;30(5):505-516. doi:https://doi.org/10.1007/s10334-017-0625-0 [doi]

10. Togao O, Hiwatashi A, Keupp J, et al. Amide Proton Transfer Imaging of Diffuse Gliomas: Effect of Saturation Pulse Length in Parallel Transmission-Based Technique. Cercignani M, ed. PLOS ONE. 2016;11(5):e0155925. doi:https://doi.org/10.1371/journal.pone.0155925 [doi]

11. Chung S, Kim D, Breton E, Axel L. Rapid B1+ mapping using a preconditioning RF pulse with TurboFLASH readout. Magn Reson Med. 2010; 64(2):439-446.

12. Kim M, Gillen J, Landman BA, Zhou J, van Zijl PCM. Water saturation shift referencing (WASSR) for chemical exchange saturation transfer (CEST) experiments. Magnetic Resonance in Medicine. 2009;61(6):1441-1450. doi:https://doi.org/10.1002/mrm.21873 [doi]

13. Zaiss M, Schmitt B, Bachert P. Quantitative separation of CEST effect from magnetization transfer and spillover effects by Lorentzian-line-fit analysis of z-spectra. J. Magn. Reson. 2011; 211:149–155.

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/660-03-004