Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
663-03-004 ISMRM Abstract

Texture-Based Assessment of Neurofluid-Related White Matter Alterations in Obstructive Sleep Apnea

Primary: Neuro - Neurofluids
Secondary: Analysis Methods - Radiomics
663-03-004 · Glymphatic System Imaging: From Neurofluid Transport to Neurodegeneration · Thursday, 14 May, 1:40 PM–2:35 PM · Digital Posters Row D
Keywords: Neurofluids Sleep Glymphatic system Structural Magnetic Resonance
Accepted
Toshiaki Taoka 1,2, Kunihiro Iwamoto3, Rintaro Ito1,2, Seiko Miyata3, Rei Nakamichi2, Toshiki Nakane2, Kazushige Ichikawa4,5, Hiroshige Fujishiro3, Masashi Ikeda3, Akifumi Kamiunten6, 伸保 市之瀬6, Shinji Naganawa2
1Department of Innovative Biomedical Visualization, Nagoya University Graduate School of Medicine, Nagoya, Japan
2Department of Radiology, Nagoya University Graduate School of Medicine, Nagoya, Japan
3Department of Psychiatry, Nagoya University Graduate School of Medicine, Nagoya, Japan
4Nagoya University Hospital, Nagoya, Japan
5Department of Radiology, Nagoya University Hospital, Nagoya, Japan
6Canon Medical Systems Corporation, Otawara-shi, Japan
Presenting Author: Toshiaki Taoka

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References

1. Taoka T, Iwamoto K, Miyata S, Ito R, Kamagata K, Nakamichi R, et al. Contribution of white matter microstructure to diffusion tensor image analysis along perivascular space in obstructive sleep apnea. Jpn J Radiol. 2025. doi: 10.1007/s11604-025-01838-x [doi]
2. Taoka T, Iwamoto K, Miyata S, Ito R, Nakamichi R, Nakane T, et al. MR Imaging Indices for Brain Interstitial Fluid Dynamics and the Effects of Orexin Antagonists on Sleep. Magn Reson Med Sci. 2025. doi: 10.2463/mrms.mp.2024-0176. [doi]
3. Taoka T, Ito R, Nakamichi R, Nakane T, Kawai H, Naganawa S. Diffusion Tensor Image Analysis ALong the Perivascular Space (DTI-ALPS): Revisiting the Meaning and Significance of the Method. Magn Reson Med Sci. 2024;23(3):268–90 doi: 10.2463/mrms.rev.2023-0175. [doi]
4. Taoka T, Masutani Y, Kawai H, Nakane T, Matsuoka K, Yasuno F, et al. Evaluation of glymphatic system activity with the diffusion MR technique: diffusion tensor image analysis along the perivascular space (DTI-ALPS) in Alzheimer's disease cases. Jpn J Radiol. 2017;35(4):172–8. doi:10.1007/s11604-017-0617-z [doi]
5. Taoka T, Naganawa S. Glymphatic imaging using MRI. J Magn Reson Imaging. 2020;51(1):11–24. doi: 10.1002/jmri.26892. [doi]
6. Drobnjak I, Zhang H, Ianus A, Kaden E, Alexander DC. PGSE, OGSE, and sensitivity to axon diameter in diffusion MRI: Insight from a simulation study. Magn Reson Med. 2016;75(2):688–700. doi:10.1002/mrm.25631 [doi]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/663-03-004