MDS Abstracts

Abstracts from the International Congress of Parkinson’s and Movement Disorders.

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  • MDS Virtual Congress 2020

    Is early-onset of levodopa-induced dyskinesia a predictor of GBA mutation? A next-generation sequencing study of young-onset Parkinson’s disease patients in Thailand

    S. Thanprasertsuk, P. Phowthongkum, T. Hopetrungraung, C. Poorirerngpoom, T. Satirapatya, P. Wichit, O. Phokaewvarangkul, K. Vongpaisarnsin, S. Bongsebandhu-phubhakdi, R. Bhidayasiri (Bangkok, Thailand)

    Objective: To examine the prevalence of genetic causes in young-onset Parkinson’s disease (YOPD) patients with levodopa-induced dyskinesia (LID) in Thailand using a next-generation sequencing (NGS)…
  • MDS Virtual Congress 2020

    Characterization of Lewy bodies-induced neurodegeneration and synucleopathy in wild-type mice

    E. Bezard, L. Zhang, X. Yu, X. Sun, Y. Zhang, G. Ran, S. Dovero, M. Persillet, P. Fernagut, B. Dehay, C. Qin (Beijing, China)

    Objective: To investigate the Lewy-body-induced degeneration and synucleopathy in wild-type mice while focusing upon origin of the Lewy bodies. Background: Neurodegenerative diseases, such as Parkinson’s…
  • MDS Virtual Congress 2020

    Loss of CHCHD2 and CHCHD10 disrupts mitochondrial cristae phenocopying patient mutations

    D. Narendra, Y. Liu, X. Huang, D. Nguyen, M. Shammas, B. Wu, E. Dombi, D. Springer, J. Poulton, S. Sekine (Bethesda, MD, USA)

    Objective: Characterization of novel of a novel CHCHD2 (C2) and CHCHD10 (C10) knockout mouse model. Background: Dominant mutations in the mitochondrial paralogs CHCHD2 (C2) and…
  • MDS Virtual Congress 2020

    Predictors of Underlying Neurodegeneration in Drug-Induced Parkinsonism

    W. Aamodt, J. Dubroff, G. Cheng, B. Taylor, S. Wood, J. Duda, J. Morley (Philadelphia, PA, USA)

    Objective: To examine a cohort of Veterans with drug-induced parkinsonism (DIP) using [123I]Ioflupane single photon emission computed tomography (DAT-SPECT) to identify those with nigrostriatal degeneration…
  • MDS Virtual Congress 2020

    Inter-network connectivity dynamics underlie compensatory mechanisms in prodromal Parkinson’s disease

    A. Droby, N. Omer, M. Artzi, D. Ban-Bashat, M. Hutchison, J. Cederbaum, N. Giladi, A. Mirelman, A. Thaler (Tel Aviv, Israel)

    Objective: We aimed to investigate the dynamics of inter-network connectivity among non-manifesting GBA and LRRK2 mutation carriers. Background: The prodromal phase of Parkinson’s disease (PD)…
  • MDS Virtual Congress 2020

    Hyposmia as a biomarker in patients with Parkinson’s disease and atypical Parkinsonism

    S. Kumaran, A. Ankeeta, S. Chaudhary, P. Bhat, V. Goyal (New Delhi, India)

    Objective: To investigate neural correlates associated with olfactory dysfunction using fMRI and EEG in Parkinsonism. Background: Patients with Parkinsonism experience non-motor symptoms during the onset…
  • MDS Virtual Congress 2020

    Levodopa-induced dyskinesias and substantia nigra dopamine D3 receptor availability in Parkinson’s disease

    G. Pagano, S. Molloy, P. Bain, E. Rabiner, K. Chaudhuri, D. Brooks, N. Pavese (Basel, Switzerland)

    Objective: To investigate with PET and the radioligand [11C]PHNO whether levodopa-induced dyskinesias in Parkinson disease (PD) are associated with dopamine-D3 receptor (D3R) overexpression in substantia nigra…
  • MDS Virtual Congress 2020

    Application of substantia nigra feature extraction in the progression of Parkinson’s disease based on magnitude image of susceptibility weighted imaging

    Q. Ren, B. Zhang, J. Zhang, X. Shuai, X. Nan, Y. Ge, X. Meng, C. Zhao (Qingdao, China)

    Objective: This present study was aimed to investigate the potential value of the substantia nigra (SN) radiomic feature for the prediction of PD progression. Background:…
  • MDS Virtual Congress 2020

    Impairment of the mesocortical dopamine system in Parkinson’s disease patients with freezing of gait in a multimodal imaging approach

    K. Steidel, M. Ruppert, A. Greuel, I. Palaghia, J. Hammes, T. van Eimeren, L. Timmermann, M. Tittgemeyer, A. Drzezga, C. Eggers (Marburg, Germany)

    Objective: To investigate the involvement of dopaminergic systems in Parkinson’s disease (PD) patients with freezing of gait (FOG) using a multimodal assessment involving 18 F-DOPA-PET…
  • MDS Virtual Congress 2020

    Functional connectivity and volumetric data improve prediction of DBS outcomes

    J. Younce, M. Campbell, J. Perlmutter, S. Norris (St Louis, MO, USA)

    Objective: To determine the clinical utility of neuroimaging markers to predict motor outcomes for deep brain stimulation (DBS) of the subthalamic nucleus (STN) in Parkinson…
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