Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
631-03-006 / 631-03-006 Registered Abstract

Isotropic Dynamic DWI for Improved Measurement of Arterial-Driven CSF Pulsation

Primary: Neuro - Neurofluids
Secondary: Diffusion - Diffusion Acquisition
631-03-006 · Diffusion Acquisition and Reconstruction · Thursday, 14 May, 4:00 PM–5:36 PM · Roof Terrace
631-03-006 · Diffusion Acquisition and Reconstruction · Thursday, 14 May, 4:00 PM–5:36 PM · Roof Terrace
Keywords: Glymphatic system Tensor-valued Diffusion Encoding Cerebrospinal fluid (CSF) dynamics CSF pulsation Dynamic diffusion-weighted imaging
Accepted
Boyan Xu1, Tao Wu1, Guangxu Han1, Yuhui Xiong1, Yang Fan 1, Bing Wu1
1GE HealthCare MR Research, Beijing, China
Presenting Author: Yang Fan

Synopsis

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References

1. Wen Q, Tong Y, Zhou X, Dzemidzic M, Ho CY, Wu YC. Assessing pulsatile waveforms of paravascular cerebrospinal fluid dynamics within the glymphatic pathways using dynamic diffusion-weighted imaging (dDWI). NeuroImage. 2022;260:119464. doi:10.1016/j.neuroimage.2022.119464 [doi]
2. Wen Q, Wright A, Tong Y, et al. Paravascular fluid dynamics reveal arterial stiffness assessed using dynamic diffusion-weighted imaging. NMR Biomed. 2024;37(2):e5048. doi:10.1002/nbm.5048 [doi]
3. Han G, Jiao B, Zhang Y, et al. Arterial pulsation dependence of perivascular cerebrospinal fluid flow measured by dynamic diffusion tensor imaging in the human brain. NeuroImage. 2024;297:120653. doi:10.1016/j.neuroimage.2024.120653 [doi]
4. Wen Q, Muskat J, Babbs CF, et al. Dynamic diffusion-weighted imaging of intracranial cardiac impulse propagation along arteries to arterioles in the aging brain. J Cereb Blood Flow Metab. Published online February 13, 2025:0271678X251320902. doi:10.1177/0271678X251320902 [doi]
5. Szczepankiewicz F, Sjölund J, Ståhlberg F, Lätt J, Nilsson M. Tensor-valued diffusion encoding for diffusional variance decomposition (DIVIDE): Technical feasibility in clinical MRI systems. PloS One. 2019;14(3):e0214238. doi:10.1371/journal.pone.0214238 [doi]
6. Szczepankiewicz F, Westin CF, Nilsson M. Gradient waveform design for tensor-valued encoding in diffusion MRI. J Neurosci Methods. 2021;348:109007. doi:10.1016/j.jneumeth.2020.109007 [doi]

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http://echo.ismrm.org/p/ISMRM2026/631-03-006