Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
631-02-015 / 631-02-015 ISMRM Abstract

Measuring cerebral microvascular pulsatility using cardiac-synchronized pCASL with segmented stack-of-star radial acquisition

Primary: Neuro - Neurofluids
Secondary: Contrast Mechanisms - Microstructure
631-02-015 · Everything About Contrast Mechanism · Thursday, 14 May, 1:40 PM–3:16 PM · Roof Terrace
631-02-015 · Everything About Contrast Mechanism · Thursday, 14 May, 1:40 PM–3:16 PM · Roof Terrace
Keywords: Pulse Sequence Design Velocity & Flow Microstructural parameters Pulsatility Microvascular networks
Accepted
Tianrui Zhao1,2, Jianing Tang1,2, Yining He1,2, Lirong Yan 1,2
1Biomedical Engineering, Northwestern University, Chicago, United States of America
2Radiology, Northwestern University, Chicago, United States of America
Presenting Author: Lirong Yan

Synopsis

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References

1. Egnor M, Rosiello A, Zheng L. A model of intracranial pulsations. Pediatr Neurosurg 2001;35(6):284-298.doi: 10.1159/000050440. [doi]
2. Wagshul ME, Eide PK, Madsen JR. The pulsating brain: A review of experimental and clinical studies of intracranial pulsatility. Fluids Barriers CNS 2011;8(1):5.https://doi.org/10.1186/2045-8118-8-5 [doi]
3. Schroth G, Klose U. Cerebrospinal fluid flow. I. Physiology of cardiac-related pulsation. Neuroradiology 1992;35(1):1-9.doi: 10.1007/BF00588270. [doi]
4. Iliff JJ, Wang M, Zeppenfeld DM, Venkataraman A, Plog BA, Liao Y, Deane R, Nedergaard M. Cerebral arterial pulsation drives paravascular CSF-interstitial fluid exchange in the murine brain. J Neurosci 2013;33(46):18190-18199.doi: 10.1523/JNEUROSCI.1592-13.2013. [doi]
5. Bhadelia RA, Bogdan AR, Kaplan RF, Wolpert SM. Cerebrospinal fluid pulsation amplitude and its quantitative relationship to cerebral blood flow pulsations: a phase-contrast MR flow imaging study. Neuroradiology 1997;39(4):258-264.doi: 10.1007/s002340050404. [doi]
6. Zhao T, Tang J, He Y, Gill NP, Gamez MT, Yan L. Assessing cerebral microvascular pulsatility using flow pulsatile‐resolved pseudo‐continuous arterial spin labeling MRI. Magnetic resonance in medicine. 2025 Jul 22.doi: 10.1002/mrm.70004 [doi]
7. Feng L, Grimm R, Block KT, Chandarana H, Kim S, Xu J, Axel L, Sodickson DK, Otazo R. Golden-angle radial sparse parallel MRI: combination of compressed sensing, parallel imaging, and golden-angle radial sampling for fast and flexible dynamic volumetric MRI. Magn Reson Med 2014;72(3):707-717.doi: 10.1002/mrm.24980. [doi]
8. Nomura Y, Inoue Y, Yokoyama I, Nakaoka T, Itoh D, Okubo T, Ohtomo K. Evaluation of left ventricular function with cardiac magnetic resonance imaging using Fourier fitting. Magn Reson Imaging 2006;24(10):1333-1339.doi: 10.1016/j.mri.2006.07.013. [doi]

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http://echo.ismrm.org/p/ISMRM2026/631-02-015