552-02-015 / 552-02-015 ISMRM Abstract

Cardiac T1-rho Dispersion Mapping Revisited

Primary: Cardiovascular - Myocardium

Secondary: Acquisition & Reconstruction - Quantitative Imaging: relaxometry, multi-parametric, MR Fingerprinting, and synthetic MRI

552-02-015 · Quantitative Imaging: Relaxometry, Multiparametric, MR Fingerprinting, and Synthetic MRI · Wednesday, 13 May, 1:40 PM–3:16 PM · Power Pitch Theatre 2

Keywords: Quantitative Imaging Spin-Lock Cardiac T1-rho

Accepted

Vincent Vousten ¹, Maximilian Fuetterer¹, Sebastian Kozerke¹

¹Institute for Biomedical Engineering, University and ETH Zürich, Zürich, Switzerland

Presenting Author: Vincent Vousten

Synopsis

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References

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2. Velasco, C., Cruz, G., Lavin, B., Hua, A., Fotaki, A., Botnar, R. M., & Prieto, C. (2022). Simultaneous T1, T2, and T1ρ cardiac magnetic resonance fingerprinting for contrast agent–free myocardial tissue characterization. Magnetic resonance in medicine, 87(4), 1992-2002. doi:10.1002/mrm.29091 [doi]

3. Han, C., Xu, H., Gao, H., Liu, F., Wu, J., Liu, Y., ... & Li, X. (2024). Effect of spin-lock frequency on quantitative myocardial T1ρ mapping. Insights into Imaging, 15(1), 176. doi:10.1186/s13244-024-01762-0 [doi]

4. Tourais, J., Demirel, O. B., Tao, Q., Pierce, I., Thornton, G. D., Treibel, T. A., Akcakaya, M., & Weingartner, S. (2022). Myocardial Approximate Spin-lock Dispersion Mapping using a Simultaneous T2 and TRAFF2 Mapping at 3T MRI. Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference, 2022, 1694–1697. doi:10.1109/EMBC48229.2022.9871465 [doi]

5. Wang, P., Block, J., & Gore, J. C. (2015). Chemical exchange in knee cartilage assessed by R1ρ (1/T1ρ) dispersion at 3 T. Magnetic resonance imaging, 33(1), 38-42. doi:10.1016/j.mri.2014.07.008 [doi]

6. Pang, Y. (2022). A self-compensated spin-locking scheme for quantitative R1ρ dispersion MR imaging in ordered tissues. Magnetic resonance imaging, 94, 112-118. doi:10.1016/j.mri.2022.09.007 [doi]

7. Pang, Y. (2024). An inflated adiabatic T1ρ by T1 relaxation in biological tissues. Magnetic Resonance in Medicine, 92(2). doi:10.1002/mrm.30043 [doi]

8. Gram M, Gensler D, Xu A, Nordbeck P, Bauer WR, Jakob PM, Seethaler M. A totally balanced spin lock preparation module for accurate and artifact-free T1ρ-mapping. Montreal: ISMRM. 2019:1215.

9. Vishnevskiy, V., Gass, T., Szekely, G., Tanner, C., & Goksel, O. (2016). Isotropic total variation regularization of displacements in parametric image registration. IEEE transactions on medical imaging, 36(2), 385-395. doi:10.1109/TMI.2016.2610583 [doi]

10. Wang, P. (2022). Adiabatically prepared spin-lock could reduce the R1ρ dispersion. Quantitative imaging in medicine and surgery, 13(2), 763. doi:10.21037/qims-21-959 [doi]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/552-02-015