Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
661-01-008 ISMRM Abstract

B1+ and slice profile effects on dynamic ASL signal evolution with optimized flip angle trains

Primary: Contrast Mechanisms - Arterial Spin Labelling
Secondary: Acquisition & Reconstruction - Artifacts and Correction Strategies
661-01-008 · Advances in ASL · Thursday, 14 May, 8:30 AM–9:25 AM · Digital Posters Row B
Keywords: Variable Flip Angles Arterial Spin Labelling (ASL) B1 inhomogeneity Flow phantom Slice profile
Accepted
Andreas Petrovic 1, Martin Soellradl1, Roland Bammer1,2,3
1Radiology and Radiological Sciences, Monash University, Melbourne, Australia
2Monash Health, Melbourne, Australia
3Diagnostic Imaging, Monash Health, Melbourne, Australia
Presenting Author: Andreas Petrovic

Synopsis

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References

1. Petrovic A, Soellradl M, Okell TW, et al. Dynamic pseudo-continuous arterial spin labeling angiography using a 3D-radial multi-spoke spoiled gradient-recalled sequence. Magnetic Resonance in Medicine. n/a(n/a). doi:10.1002/mrm.70015 [doi]
2. Okell TW, Schmitt P, Bi X, et al. Optimization of 4D vessel-selective arterial spin labeling angiography using balanced steady-state free precession and vessel-encoding. NMR in Biomedicine. 2016;29(6):776-786. doi:10.1002/nbm.3515 [doi]
3. Wang SJ, Nishimura DG, Macovski A. Multiple-readout selective inversion recovery angiography. Magnetic Resonance in Medicine. 1991;17(1):244-251. doi:10.1002/mrm.1910170127 [doi]
4. Woods JG, Schauman SS, Chiew M, Chappell MA, Okell TW. Time-encoded pseudo-continuous arterial spin labeling: Increasing SNR in ASL dynamic angiography. Magnetic Resonance in Medicine. 2023;89(4):1323-1341. doi:10.1002/mrm.29491 [doi]
5. Paschoal AM, Leoni RF, Foerster BU, Dos Santos AC, Pontes-Neto OM, Paiva FF. Contrast optimization in arterial spin labeling with multiple post-labeling delays for cerebrovascular assessment. MAGMA. 2021;34(1):119-131. doi:10.1007/s10334-020-00883-z [doi]
6. Lu H, Clingman C, Golay X, van Zijl PCM. Determining the longitudinal relaxation time (T1) of blood at 3.0 Tesla. Magn Reson Med. 2004;52(3):679-682. doi:10.1002/mrm.20178 [doi]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/661-01-008