MDS Abstracts

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

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Articles tagged "Dystonia: Pathophysiology"

  • 2024 International Congress

    Structural and Functional Brain Alterations in Laryngeal Dystonia: A Coordinate-Based Activation Likelihood Estimation Meta-Analysis

    N. Kshatriya, G. Battistella, K. Simonyan (Boston, USA)

    Objective: Efforts to understand laryngeal dystonia (LD) pathophysiology using neuroimaging techniques have demonstrated altered brain structure and function in patients compared to healthy controls1-5. However,…
  • 2024 International Congress

    Task-Based Functional Imaging in Task-Specific Focal Dystonia during Dystonia-Related and -Unrelated Tasks

    B. Huynh, Y. Wang, M. Chen, E. Narinsky, YL. Kuo, T. Kimberley (Boston, USA)

    Objective: To use task-based functional magnetic resonance imaging [fMRI] to examine body region-specific sensorimotor changes with the long-term goal of identifying potential unifying pathophysiological fMRI features…
  • 2024 International Congress

    GABA in the Basal Ganglia Tracks Motor Severity and Response to BoNT Treatment in Cervical Dystonia

    C. Dintino, C. Groth, B. Berman (Richmond, USA)

    Objective: Determine if GABA and glutamate levels within sensorimotor network nodes correlate with symptom severity in cervical dystonia (CD) and are altered by botulinum neurotoxin…
  • 2024 International Congress

    Abnormal brain iron metabolism influences neural function in isolated laryngeal dystonia

    G. Battistella, L. Xavier, A. Vortmeyer, K. Simonyan (Boston, USA)

    Objective: To investigate iron accumulation as a pathophysiological signature of laryngeal dystonia (LD) and assess the abnormal influence of iron on neural activity within the…
  • 2024 International Congress

    Neural Signatures of Laryngeal Dystonia during Asymptomatic Tasks of Sequential and Learned Finger-Tapping

    M. Day, G. Battistella, K. Simonyan (Boston, USA)

    Objective: To investigate brain activity in laryngeal dystonia (LD) patients compared to healthy controls during asymptomatic motor tasks of sequential and learned finger-tapping, as well…
  • 2024 International Congress

    Writing dysfluency associates with basal ganglia network dysfunction in writer’s cramp dystonia

    N. Bukhari-Parlakturk, P. Mulcahey, M. Fei, M. Lutz, J. Voyvodic, S. Davis, A. Michael (Durham, USA)

    Objective: The primary objective of this study was to identify brain regions associated with behavioral measures of dystonia in a specific subtype called writer’s cramp…
  • 2024 International Congress

    Two Cases of Moyamoya Syndrome-Associated Chorea and Dystonia

    M. Qureshi, S. Radmard (Albany, USA)

    Objective: To report on two cases of mixed movement disorder presentation of chorea and dystonia due to moyamoya syndrome for which one case was successfully…
  • 2024 International Congress

    Temporal prediction in cervical dystonia

    L. Avanzino, A. Botta, M. Putzolu, G. Bonassi, C. Cosentino, S. Mezzarobba, E. Ravizzotti, E. Pelosin, S. Terranova (Genova, Italy)

    Objective: To explore temporal prediction ability as a novel pathophysiological framework in cervical dystonia. Background: The ability to build temporal prediction (TP) is a highly…
  • 2024 International Congress

    Visual Temporal Discrimination Threshold using a Virtual Reality Paradigm in Cervical Dystonia

    SR. Bostan, B. Lim, C. Fearon, R. Reilly (Dublin, Ireland)

    Objective: To develop a Virtual Reality (VR) application to test temporal discrimination thresholds in cervical dystonia patients within an outpatient environment. Background: Temporal discrimination threshold…
  • 2024 International Congress

    Investigating Impaired Perceptual Decision Making in Cervical Dystonia: A novel paradigm integrating Behavioural and Neural measures

    K. Miyauchi, M. Lakhotiya, A. Gill, S. Rafee, C. Fearon, R. Reilly (Dublin, Ireland)

    Objective: This research aimed to develop a paradigm measuring perceptual decision making (PDM) to test the hypothesis of impaired PDM in cervical dystonia patients. Background:…
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