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

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Articles tagged "Dystonia: Pathophysiology"

  • 2022 International Congress

    Specificity of neuronal activity in globus pallidus in patients with DYT1 dystonia

    I. Dzhalagoniya, S. Usova, A. Gamaleya, A. Tomskiy, A. Sedov (Moscow, Russian Federation)

    Objective: The aim of this study was a comparative analysis of the neuronal activity of globus pallidus in patients with DYT1 dystonia and idiopathic dystonia.…
  • 2022 International Congress

    Intraoperative microelectrode recodings reveal functional structure of Globus Pallidus pars interna in dystonic patients

    A. Kaymak, M. Vissani, S. Rinaldo, R. Eleopra, L. Romito, A. Mazzoni (Pisa, Italy)

    Objective: We characterized the functional structure of Globus pallidus pars interna (GPi) in dystonic patients by analizing the distribution of the firing pattern features in…
  • 2022 International Congress

    High frequency neck vibration changes the pallidal activity in cervical dystonia

    A. Sedov, A. Gamaleya, U. Semenova, S. Usova, R. Medvednik, A. Tomskiy, H. Jinnah, A. Shaikh (Moscow, Russian Federation)

    Objective: The aim of the current study is to characterize changes in spontaneous pallidal neuronal activity during modulation of peripheral proprioceptive input by means of…
  • 2022 International Congress

    Cervical Dystonia After Resection of Posterior Fossa Meningioma

    M. Vera, A. Grau, L. Lugo (Weston, USA)

    Objective: Report a case of a patient with cervical dystonia after removal of a posterior fossa meningioma. Background: Secondary dystonia is a large and diverse…
  • 2022 International Congress

    Whole-brain metabolic pattern analysis of faciobrachial dystonic seizures (FBDS)

    J. Mo, K. Zhang, X. Shao (Beijing, China)

    Objective: Whole-brain metabolic network analysis was performed to 1) identify the symptomatic network of faciobrachial dystonic seizures (FBDS); 2) to explore independent neuroimaging predictors; and…
  • 2022 International Congress

    Task-Specific Dystonia is a predominant disorder of Top-Down Sensorimotor integration

    S. Merchant, M. Hallett (Boston, USA)

    Objective: In this study we investigate two neurophysiologic variables testing for central-peripheral and peripheral-central mechanisms of SM integration in a cohort of TSD to evaluate…
  • 2022 International Congress

    Highlighting the dystonic phenotype related to GNAO1

    T. Wirth, G. Garone, M. Kurian, A. Piton, F. Milan, A. Telegrafi, N. Drouot, G. Rudolf, J. Chelly, W. Marks, L. Burglen, D. Demailly, P. Coubes, M. Castro-Jimenez, S. Joriot, J. Ghoumid, J. Belin, J-M. Faucheux, L. Blumkin, M. Hull, M. Parnes, C. Ravelli, A. Nemeth, M. Smith, A. Barnicoat, C. Ewenczyk, A. Méneret, E. Roze, B. Keren, C. Mignot, C. Beroud, F. Acosta, C. Nowak, W. Wilson, D. Steel, A. Capuano, M. Vidailhet, J-P. Lin, C. Tranchant, L. Cif, D. Doummar, M. Anheim (Strasbourg, France)

    Objective: To characterize the clinical and genetic features of patients with mild GNAO1-related phenotype with prominent movement disorders. Background: Most reported patients carrying GNAO1 mutations…
  • 2022 International Congress

    GPi-DBS induced brain metabolic activation in cervical dystonia

    EA. Honkanen, J. Korpela, E. Pekkonen, J. Aaltonen, M. Koivu, O. Eskola, H. Eldebakey, J. Volkmann, V. Kaasinen, MM. Reich, J. Joutsa (Turku, Finland)

    Objective: To investigate the effects of GPi-DBS on brain glucose metabolism locally at the stimulation site and across the whole brain in patients with cervical…
  • 2022 International Congress

    Pallidal firing rate and alpha oscillations correlate with the severity of clinical symptoms in patients with dystonia

    U. Semenova, R. Medvednik, A. Tomskiy, V. Popov, A. Sedov (Moscow, Russian Federation)

    Objective: To examined how pallidal activity correlates with symptom severity across dystonic patients. Background: The internal segment of globus pallidus (GPi) is the most common…
  • MDS Virtual Congress 2021

    Exploring Local Field Potential changes in Dystonic Camptocormia.

    M. Chua, C. Harrington, S. Stanslaski, M. Hayes, G. Cosgrove, T. Herrington (Boston, USA)

    Objective: To describe a novel technology for detection of local field potentials in bilateral GPi-DBS to identify local field potential biomarker changes in dystonic camptocormia.…
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