Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
504-03-004 ISMRM Abstract

Improved Distal Vessel Depiction in 3D EPI TOF-MRA Using TONE-Based Water Excitation

Primary: Acquisition & Reconstruction - Pulse Sequence Design: Neuro
Secondary: Neuro - Blood Vessels
504-03-004 · Cutting-Edge Techniques for Intracranial Artery Visualization · Wednesday, 13 May, 1:40 PM–3:30 PM · Ballroom East
Keywords: Neurovascular Image quality RF Pulse Design 3D TOF-MRA
Accepted
Wei Liu 1, Nicolas Gross-Weege1, Jin Jin2, Marcel D Nickel1, David Grodzki1
1MR Research & Clinical Translation, Siemens Healthineers AG, Erlangen, Germany
2MR Research & Development, Siemens Healthineers Pty Ltd, Brisbane, Australia
Presenting Author: Wei Liu

Synopsis

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References

1. Atkinson D, et al. Improved MR angiography magnetization transfer suppression with variable flip angle excitation and increased resolution. Radiology 1994; 190:890-894. doi: 10.1148/radiology.190.3.8115646 [doi]
2. Hatabu H, et al. Application of a spectral-spatial water excitation for MR angiography. Eur J Radiol 1999; 29(3):253-258. doi: 10.1016/s0720-048x(98)00170-3 [doi]
3. Gizewski ER, et al. Water excitation: a possible pitfall in cerebral time-of-flight angiography. AJNR Am J Neuroradiol 2005; 26:152-155. PMCID: PMC7975012
4. Shonai T, et al. Improvement of vessel visibility in time-of-flight MR angiography of the brain. J Magn Reson Imaging 2008; 27:1362-1370. doi: 10.1002/jmri.21371 [doi]
5. Lin HY, et al. Rapid phase-modulated water excitation steady-state free precession for fat suppressed cine cardiovascular MR. J Cardiovasc Magn Reson 2008; 10:22. doi: 10.1186/1532-429X-10-22 [doi]
6. Liu W, et al, 3D Flow Compensated Interleaved EPI with Partial Fourier Acquisition: A Feasibility Study for Fast Intracranial TOF-MRA. Proc. Intl. Soc. Mag. Reason. Med 2020; 28:0535.
7. Liu W, et al. 3D Flow Compensated Interleaved EPI with a Centric Reordering Scheme for Fast High-Resolution Susceptibility-Weighted Imaging. Proc. Intl. Soc. Mag. Reason. Med 2020; 28:0560.
8. Jin J, et al. Segmented 3D EPI with CAIPIRINHA for Fast, High-Resolution T2*-weighted Imaging. Proc. Intl. Soc. Mag. Reason. Med 2021; 29:4190.
9. Tourell M, et al. Three-dimensional EPI with shot-selective CAIPIRIHANA for rapid high-resolution quantitative susceptibility mapping at 3 T. Magn Reson Med 2024; 92: 997-1010. doi: 10.1002/mrm.30101 [doi]
10. Jin J, et al. Fast, High-resolution Whole Brain SWI and QSM with CAIPIRINHA 3D-EPI and Deep Learning Reconstruction. Proc. Intl. Soc. Mag. Reason. Med 2024; 32:2822.

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/504-03-004