Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
561-03-013 ISMRM Abstract

Improved spiral HASTE imaging with echo reordering and optimized variable flip angle scheme

Primary: Acquisition & Reconstruction - Pulse Sequence Design and Spatial Encoding Methods
Secondary: Acquisition & Reconstruction - Pulse Sequence Design: Neuro
561-03-013 · Fancy Sequences and Encoding Strategies · Wednesday, 13 May, 1:40 PM–2:35 PM · Digital Posters Row B
Keywords: Data Acquisition Turbo Spin-Echo (TSE) Spiral acquisition Variable Flip Angles
Accepted
Kang Yan1, Zhixing Wang2, Jiameng Diao1, Craig Meyer3
1Biomedical engineering, University of Virginia, Charlottesville, United States of America
2University of Arkansas for Medical Sciences, Little Rock, United States of America
3University of Virginia, Charlottesville, United States of America
Presenting Author: Thomas P Skacel

Synopsis

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References

1. Meyer CH. et al. Fast spiral coronary artery imaging. Magn Reson Med. 1992. 28(2): 202-213. doi: 10.1002/mrm.1910280204. [doi]
2. Li ZQ. et al. A 2D spiral turbo-spin-echo technique. Magn Reson Med. 2018. 80(5): 1989-1996. doi: 10.1002/mrm.27171. [doi]
3. Wang ZX. et al. SPRING-RIO TSE: 2D T2 -Weighted Turbo Spin-Echo brain imaging using SPiral RINGs with retraced in/out trajectories. Magn Reson Med. 2022. 88(2): 601-616. doi: 10.1002/mrm.29210. [doi]
4. Block W. et al. RARE spiral T2-weighted imaging. Magn Reson Med. 1997. 37(4):582-590. doi: 10.1002/mrm.1910370418. [doi]
5. Hennig J. et al. Single shot spiral TSE with annulated segmentation. Magn Reson Med. 2022. 88:651-662. doi: 10.1002/mrm.29224. [doi]
6. Wang ZX. et al. ISMRM. 2024. #0944.
7. Hargreaves BA. Variable-Density Spiral Design Functions. https://mrsrl.stanford.edu/~brian/vdspiral/.
8. Rahbek S. et al. Optimized flip angle schemes for the split acquisition of fast spin-echo signals (SPLICE) sequence and application to diffusion-weighted imaging. Magn Reson Med. 2023. 89(4): 1469-1480. doi: 10.1002/mrm.29545. [doi]
9. Uecker RF. et al. ESPIRiT--an eigenvalue approach to autocalibrating parallel MRI: where SENSE meets GRAPPA. Magn Reson Med. 2014. 71(3):990-1001. doi: 10.1002/mrm.24751. [doi]
10. Chen WT. et al. Semiautomatic off-resonance correction in spiral imaging. Magn Reson Med. 2008. 59(5): 1212-1219. doi: 10.1002/mrm.21599. [doi]

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http://echo.ismrm.org/p/ISMRM2026/561-03-013