Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
362-03-006 ISMRM Abstract

Distinct Cortical and White-Matter Microstructural Signatures Differentiate PTSD and Complex PTSD

Primary: Neuro - Psychiatric Disorders
Secondary: Neuro - White Matter
362-03-006 · Neuroimaging Signatures Across the Psychiatric Spectrum · Monday, 11 May, 1:50 PM–2:45 PM · Digital Posters Row C
Keywords: Psychiatric Disorders White Matter Microstructural imaging Post-Traumatic Stress Disorder Complex Post Tramatic Stress Disorder
Accepted
Chrystal C Douflias 1, Alice Mok1, Xuqian Li1, Joshua Flavell2, Fiona Maccallum3, Julie Henry3, Lena Oestreich1,3
1Australian Institute for Bioengineering and Nanotechnology, The University of Queensland, Brisbane, Australia
2Queensland Brain Institute, The University of Queensland, Brisbane, Australia
3School of Psychology, The University of Queensland, Brisbane, Australia
Presenting Author: Chrystal C Douflias

Synopsis

Motivation:
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References

1. World Health Organization (WHO). International Classification of Diseases, Eleventh Revision (ICD-11). 2019/2021.
2. Bryant RA, Felmingham KL, Malhi G, Andrew E, Korgaonkar MS. The distinctive neural circuitry of complex posttraumatic stress disorder during threat processing. Psychol Med. May 2021;51(7):1121-1128. doi:10.1017/s0033291719003921 [doi]
3. Kim BH, Baek J, Kim O, et al. North Korean defectors with PTSD and complex PTSD show alterations in default mode network resting-state functional connectivity. BJPsych Open. Jan 5 2024;10(1):e25. doi:10.1192/bjo.2023.636 [doi]
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7. Zhang H, Schneider T, Wheeler-Kingshott CA, Alexander DC. NODDI: Practical in vivo neurite orientation dispersion and density imaging of the human brain. NeuroImage. 2012/07/16/ 2012;61(4):1000-1016. doi:https://doi.org/10.1016/j.neuroimage.2012.03.072 [doi]
8. Wasserthal J, Neher P, Maier-Hein KH. TractSeg - Fast and accurate white matter tract segmentation. Neuroimage. Dec 2018;183:239-253. doi:10.1016/j.neuroimage.2018.07.070 [doi]

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http://echo.ismrm.org/p/ISMRM2026/362-03-006