Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
369-02-009 ISMRM Abstract

An exploratory study comparing Dynamic functional connectivity with 1H-MRS in Parkinson’s disease

Primary: Neuro - Parkinson's Disease
Secondary: Brain Function and fMRI - Functional Connectivity
369-02-009 · Imaging Parkinson’s Disease: Multimodal Biomarkers of Progression and Phenotype · Monday, 11 May, 9:15 AM–10:10 AM · Digital Posters Row J
Keywords: In vivo proton magnetic resonance spectroscopy Dynamic Functional Connectivity Resting-state functional MRI Parkinsons Disease Sliding Window connectivity
Accepted
Priyanka Bhat 1, S Senthil Kumaran1, Shweta Pandey1, Shivani Tripathi1, Rahul Gaurav2, Divya M Radhakrishnan3, Achal K Srivastava3
1Department of Nuclear Magnetic Resonance (NMR), All India Institute of Medical Sciences, New Delhi, India
2Paris Brain Institute - ICM, Inserm U1127, CNRS UMR 7225, Sorbonne Université, UMR S 1127, Paris, France
3Department of Neurology, All India Institute of Medical Sciences, New Delhi, India
Presenting Author: Priyanka Bhat

Synopsis

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References

1. Postuma, R. B. et al. The new definition and diagnostic criteria of Parkinson’s disease. Lancet Neurol 15, 546–548 (2016). doi: 10.1016/S1474-4422(16)00116-2 [doi]
2. Kaasinen, V. Ipsilateral deficits of dopaminergic neurotransmission in Parkinson’s disease. Ann Clin Transl Neurol (2016) doi:10.1002/acn3.268. [doi]
3. Udupa, K. & Chen, R. Motor Cortical Plasticity in Parkinson’s Disease. Front Neurol 4, 128 (2013). doi: 10.3389/fneur.2013.00128 [doi]
4. Burciu, R. G. & Vaillancourt, D. E. Imaging of Motor Cortex Physiology in Parkinson’s Disease. Movement Disorders 33, 1688–1699 (2018). doi: 10.1002/mds.102. [doi]
5. Oeltzschner G, Zöllner H, Steve C.N. Hui, Mikkelsen M, Saleh M, Tapper S, Edden R. Osprey: Open-source processing, reconstruction & estimation of magnetic resonance spectroscopy data. Journal of Neuroscience Methods, 343, (2020). doi: 10.1016/j.jneumeth.2020.108827. [doi]
6. Bhat, P. et al. Mechanisms of 1 Hz Inhibitory and 5 Hz Excitatory Repetitive Transcranial Magnetic Stimulations in Parkinson’s Disease: A Functional Magnetic Resonance Imaging Study. Brain Connect (2023) doi:10.1089/BRAIN.2022.0043. [doi]
7. Bohnen, N. I. & Martin, W. R. W. Dopamine-dependent functional connectivity in Parkinson disease. Neurology 83, 202 (2014). doi: 10.1212/WNL.0000000000000599. [doi]
8. Bhat, P., Kumaran, S. S., Goyal, V., Srivastava, A. K. & Behari, M. Effect of rTMS at SMA on task-based connectivity in PD. Behavioural Brain Research 452, 114602 (2023). doi: 10.1016/j.bbr.2023.114602 [doi]

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http://echo.ismrm.org/p/ISMRM2026/369-02-009