Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
462-03-008 ISMRM Abstract

Deep Breathing Modulates Intracranial Compliance, A Non-invasive RT-PC MRI Approach for Compliance-like Quantification

Primary: Neuro - Neurofluids
Secondary: Analysis Methods - Data Processing
462-03-008 · Heart and Brain Axis · Tuesday, 12 May, 1:40 PM–2:35 PM · Digital Posters Row C
Keywords: Neurofluid coupling Real-time phase-contrast MRI Intracranial compliance Respiration-induced modulation Non-invasive quantification
Accepted
Pan Liu1,2, Qiuting Wen3, Elodie Foster3, Kimi Owashi1,2, Olivier O Baledent 1,2
1Medical Image processing department, CHU Amiens-Picardie, Amiens, France
2CHIMERE UR 7516, Université de Picardie Jules Verne (UPJV), Amiens, France
3Department of Radiology and Imaging Sciences, Indiana University School of Medicine, Indianapolis, United States of America
Presenting Author: Olivier O Baledent

Synopsis

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References

1. Czosnyka, M. & Citerio, G. Brain compliance: the old story with a new ‘et cetera’. Intensive Care Med. 38, 925–927 (2012). doi: 10.1007/s00134-012-2572-6 [doi]
2. Alperin, N. Does the brain have mechanical compliance? Magn. Reson. Mater. Phys. Biol. Med. 33, 753–756 (2020). doi: 10.1007/s10334-020-00880-2 [doi]
3. Ocamoto, G. N. et al. Intracranial Compliance Concepts and Assessment: A Scoping Review. Front. Neurol. 12, (2021). doi: 10.3389/fneur.2021.756112 [doi]
4. Kazimierska, A. et al. Compliance of the cerebrospinal space: comparison of three methods. Acta Neurochir. (Wien) 163, 1979–1989 (2021). doi: 10.1007/s00701-021-04834-y [doi]
5. Liu, P. et al. The Effects of Free Breathing on Cerebral Venous Flow: A Real-Time Phase Contrast MRI Study in Healthy Adults. J. Neurosci. 44, e0965232023 (2024). doi: 10.1523/JNEUROSCI.0965-23.2023 [doi]
6. Söderström, P. et al. Respiratory influence on cerebral blood flow and blood volume – A 4D flow MRI study. J. Cereb. Blood Flow Metab. 0271678X251316395 (2025) doi: 10.1177/0271678X251316395. [doi]
7. Wilson, M. H. Monro-Kellie 2.0: The dynamic vascular and venous pathophysiological components of intracranial pressure. J. Cereb. Blood Flow Metab. 36, 1338–1350 (2016). doi: 10.1177/0271678X16648711 [doi]
8. Liu, P. et al. Synchronous assessment of CSF and cerebral arteriovenous flow interactions across ultra-low, low, respiratory, and cardiac frequencies using real-time phase-contrast MRI. NeuroImage 321, 121490 (2025). doi: 10.1016/j.neuroimage.2025.121490 [doi]
9. Liu, P., Fall, S. & Baledent, O. Flow 2.0 - a flexible, scalable, cross-platform post-processing software for real-time phase contrast sequences. in vol. # 2772 (ISMRM 2022, London, England, UK, 2022). doi: 10.58530/2022/2772 [doi]
10. Rivera-Rivera, L. A., Collick, B., Vikner, T., Johnson, S. C. & Johnson, K. M. Synchronous quantification of arterial, venous, and cerebrospinal fluid flow dynamics using real-time phase-contrast MRI. Fluids Barriers CNS 22, 108 (2025). doi: 10.1186/s12987-025-00722-0 [doi]

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http://echo.ismrm.org/p/ISMRM2026/462-03-008