MDS Abstracts

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

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Articles tagged "Chorea (also see specific diagnoses, Huntingtons disease, etc): Etiology and Pathogenesis"

  • 2026 International Congress

    Incidence and movement disorders associated with Steroid-Responsive Encephalopathy Associated with Autoimmune Thyroiditis (SREAT) in the Princess Maha Chakri Sirindhorn Medical Center (MSMC)

    K. Methawasin, N. Suthumchai, N. Wangwiwatcharoen, K. Anuroj (Nakhon Nayok, Thailand)

    Objective: To identify incidence and clinical features of SREAT patients in MSMC. Background: SREAT patients could present with encephalopathy with various neurological abnormalities, including behavioral…
  • 2026 International Congress

    Suicidal Ideation and the Hippocampal Histaminergic System in Huntington’s Disease: A PET Study

    P. Eze, C. Madrigal-Esquivel, O. Makos, A. Rangel-Cristales, J. Valera-Bermejo, M. Moretto, N. Martin, P. Tall, J. Staunton, M. Hartmann, F. Turkheimer, J. Badenoch, M. Veronese, N. Palasits, A. Wood, S. Williams, D. van Wamelen (London, United Kingdom)

    Objective: To determine whether presence and severity of suicidal ideation (SI) are associated with hippocampal volume and histamine H3 receptor (H3R) PET uptake in people with Huntington’s disease (PwHD). Background: Suicidal ideation occurs in approximately 8–27% of PwHD, yet its causes remain unclear​(1–3)​. The…
  • 2026 International Congress

    Phenytoin Intoxication Masquerading as Generalized Chorea: A Case of Iatrogenic Double-Prescribing

    K. Tayade (Mumbai, India)

    Objective: To report a rare case of phenytoin-induced generalized chorea resulting from inadvertent medication duplication across multiple healthcare facilities, highlighting a preventable cause of acute…
  • 2026 International Congress

    Intrinsic Suppression of the NRF2–Ferroptosis Defense Axis Defines Selective Vulnerability of D2-Striosome Neurons in Huntington’s Disease

    LY. Lu, ZQ. Chen, Y. Huang (Beijing, China)

    Objective: This study mapped baseline stress-response and cell death programs in healthy human striatal populations to identify intrinsic molecular constraints in D2-striosome neurons and their…
  • 2026 International Congress

    Late onset chorea secondary to antiphospholipid syndrome with radiological correlation on brain FDG-PET: a case report.

    A. Bonilla Tena, G. Lafuente Gómez, A. Contreras Chicote, B. Casa Fages, J. Pérez Sánchez, E. Luque Buzo, V. Pérez Olmo, F. Grandas Pérez (Madrid, Spain)

    Objective: To describe chorea as the initial manifestation of antiphospholipid syndrome (APS) and its radiological correlation on brain FDG-PET as an autoimmune movement disorder. Background:…
  • 2026 International Congress

    “Unexplained” Chorea Explained by Neuronal Antibodies: A Dutch Cohort Study

    J. Kerstens, J. de Vries, M. van Coevorden-Hameete, S. Franken, M. Nagtzaam, S. Veenbergen, E. Verhagen, P. Sillevis Smitt, S. de Bot, M. Oosterloo, A. Boon, M. Titulaer (Rotterdam, Netherlands)

    Objective: To identify neuronal antibodies in patients with unexplained chorea. Background: In recent years, autoimmune causes of chorea are increasingly recognized and the number of…
  • 2026 International Congress

    Late-Onset Huntington’s Disease Misdiagnosed as Post-Stroke Chorea: A Case Report

    JSL. Lee, SY. You (Daegu, Republic of Korea)

    Objective: Huntington’s disease (HD) is an autosomal dominant neurodegenerative disorder caused by CAG repeat expansion in the HTT gene, typically presenting in midlife with chorea,…
  • 2026 International Congress

    Cryptococcal Meningitis Presenting with Lower Body Parkinsonism and Generalized Chorea: A Case Report

    S. Songwisit, P. Boonumnuay, Y. Pitakpatapee, W. Saengphatrachai (Bangkok, Thailand)

    Objective: To report a case of cryptococcal meningitis in a person living with Human immunodeficiency virus (HIV) presented with lower body parkinsonism and subsequent generalized…
  • 2026 International Congress

    Early Reduction in Cerebral Histamine 3 Receptor Expression in People with Huntington’s Disease: Results from the iMarkHD Study

    D. van Wamelen, M. Moretto, J. Badenoch, A. Calvano, P. Eze, M. Hartmann, Z. Kovkasyuk, C. Madrigal-Esquivel, O. Makos, N. Martin, A. Rangel-Cristales, J. Staunton, P. Tall, N. Palasits, A. Wood, F. Turkheimer, M. Veronese, S. Williams (London, United Kingdom)

    Objective: To quantify histamine 3 receptor (H3R) expression using positron emission tomography (PET) in people with Huntington’s disease (PwHD) across different stages of disease progression.…
  • 2026 International Congress

    Extracellular Small RNAs in Huntington’s disease: from Brain to CSF Analysis

    G. Olmedo-Saura, M. Herrero-Lorenzo, A. Cardona-Collado, A. Puig-Davi, A. Vazquez-Oliver, E. Rivas-Asensio, D. Alcolea, C. Franch-Marti, S. Martinez-Horta, A. Gámez-Valero, J. Kulisevsky, J. Perez Perez, E. Martí (Barcelona, Spain)

    Objective: To investigate a panel of extracellular small non-coding RNAs (sRNAs) in Huntington's disease gene expansion individuals (HDGE) and its potential as CSF biomarkers. Background:…
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The Society that manages the annual International Congress »

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