631-02-001 / 631-02-001 ISMRM Abstract

Comparison of Quantitative Mapping and Radiologist Grading of WM Features Seen with divided Subtracted Inversion Recovery

Primary: Contrast Mechanisms - Novel Contrast Mechanisms

Secondary: Analysis Methods - Image Enhancement

631-02-001 · Everything About Contrast Mechanism · Thursday, 14 May, 1:40 PM–3:16 PM · Roof Terrace

Keywords: White Matter Grey matter Quantitative Mapping Divided Subtracted Inversion Recovery Sequences

Accepted

Maryam Tayebi^1,2, Paul M Condron^2,3, Mark Bydder², Gil Newburn², Daniel Cornfeld^2,3, Eryn Kwon ^1,2, Miriam Scadeng³, Tracy Melzer⁴, Samantha Holdsworth^2,3, Graeme M Bydder^2,5

¹Auckland Bioengineering Institute, University of Auckland, Auckland, New Zealand

²Mātai Medical Research Institute, Gisborne, New Zealand

³University of Auckland, Auckland, New Zealand

⁴School of Psychology, Speech and Hearing, University of Canterbury, Christchurch, New Zealand

⁵University of California, San Diego, United States of America

Presenting Author: Eryn Kwon

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References

1. Cornfeld DM, Newburn G, Condron P et al. Ultra-high contrast MRI: a new technique for recognizing secondary changes to the brain in patients with persistent symptoms following traumatic injury. Neuroradiology (in press).

2. Newburn G, Condron P, Kwon EE et al. Diagnosis of delayed post-hypoxic leukoencephalopathy (Grinker's myelinopathy) with MRI using divided subtracted inversion recovery (dSIR) sequences: time for reappraisal of the syndrome? Diagnostics 2024;14(4):418. https://doi.org/10.3390/diagnostics14040418. [doi]

3. Cornfeld DM, Condron P, Bydder M et al. Ultra-high contrast MRI of the brain and spinal cord using directly acquired and synthetic bipolar inversion recovery (BLAIR) images. Preprints 2025. doi:10.20944/preprints202505.2380.v6. [doi]

4. Condron P, Cornfeld DM, Scadeng M et al. Ultra-high contrast MRI: the whiteout sign shown with divided subtracted inversion recovery (dSIR) sequences in post-insult leukoencephalopathy syndromes (PILS). Tomography 2024;10(7):983-1013

5. Avants BB, Epstein CL, Grossman M, Gee JC. Symmetric diffeomorphic image registration with cross-correlation: evaluating automated labeling of elderly and neurodegenerative brain. Med Image Anal. 2008;12(1):26-41. doi:10.1016/j.media.2007.06.004 [doi]

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/631-02-001