367-04-009 ISMRM Abstract

Should we account for viscosity changes in the estimation of hemodynamic parameters?

Primary: Cardiovascular - Flow

Secondary: Analysis Methods - Data Processing

367-04-009 · Multimodality and Unconventional Cardiovascular MRI · Monday, 11 May, 2:45 PM–3:40 PM · Digital Posters Row H

Keywords: Flow Hematocrit Hemodynamics Parameters Viscosity

Accepted

Angelo E Bustos ¹, Julio Sotelo², Tetsuro Sekine³, Takahiro Ando³, Kotomi Iwata³, Masatoki Nakaza³, Hernán Mella^1,4,5

¹Escuela de Ingeniería Eléctrica, Pontificia Universidad Católica de Valparaíso, Valparaíso, Chile

²Departamento de Informática, Universidad Técnica Federico Santa María, Valparaíso, Chile

³Department of Radiology, Nippon Medical School, Tokyo, Japan

⁴Department of Medical Imaging and Radiation Sciences, School of Primary Allied Health Care, Faculty of Medicine, Nursing and Health Sciences,, Monash University, Melbourne, Australia

⁵Center for Interdisciplinary Research in Biomedicine, Biotechnology and Well-Being (CID3B), Pontificia Universidad Católica de Valparaíso, Valparaíso, Chile

Presenting Author: Angelo E Bustos

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References

1. Iwata K, Sekine T, Matsuda J, et al. Measurement of Turbulent Kinetic Energy in Hypertrophic Cardiomyopathy Using Triple-velocity Encoding 4D Flow MR Imaging. Magn Reson Med Sci. 2024;23(1):39-48. doi:10.2463/mrms.mp.2022-0051 [doi]

2. Sotelo J, Urbina J, Valverde I, et al. Three‐dimensional quantification of vorticity and helicity from 3D cine PC‐MRI using finite‐element interpolations. Magn Reson Med. 2018;79(1):541-553. doi:10.1002/mrm.26687 [doi]

3. Walburn FJ, Schneck DJ. A constitutive equation for whole human blood. Biorheology. 1976;13(3):201-210. doi:10.3233/BIR-1976-1330 [doi]

4. Beris AN, Horner JS, Jariwala S, Armstrong MJ, Wagner NJ. Recent advances in blood rheology: a review. Soft Matter. 2021;17(47):10591-10613. doi:10.1039/D1SM01212F [doi]

5. Mella H, Galarce F, Sekine T, Sotelo J, Castillo E. Enhancing Hemodynamic Parameter Estimations: Nonlinear Blood Behavior in 4D Flow MRI. arXiv. Preprint posted online July 13, 2025. doi:10.48550/arXiv.2402.09007 [doi]

6. Sotelo J. 4d-flow-matlab-toolbox. https://github.com/JulioSoteloParraguez/4D-Flow-Matlab-Toolbox.

7. Sotelo J, Urbina J, Valverde I, et al. 3D Quantification of Wall Shear Stress and Oscillatory Shear Index Using a Finite-Element Method in 3D CINE PC-MRI Data of the Thoracic Aorta. IEEE Trans Med Imaging. 2016;35(6):1475-1487. doi:10.1109/TMI.2016.2517406 [doi]

8. Sardanelli F, Leo G. Biostatistics for Radiologists: Planning, Performing, and Writing a Radiologic Study. Springer Milan; 2009. doi:10.1007/978-88-470-1133-5 [doi]

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http://echo.ismrm.org/p/ISMRM2026/367-04-009