MDS Abstracts

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

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Articles tagged "Psychosis"

  • 2026 International Congress

    A Case of NUS1 Spectrum Disorder with Adult-Onset Psychosis

    D. Fishbein, S. Adler, J. Ng, M. Ferris (Palo Alto, USA)

    Objective: To report a novel case of NUS1 spectrum with childhood-onset abnormal movements and adult-onset psychiatric manifestations. Background: The NUS1 gene is associated with developmental…
  • 2026 International Congress

    Psychotic Symptoms and Cognitive Impairment in Huntington’s Disease

    D. Corrêa, D. Maia, R. Maciel, F. Cardoso (Belo Horizonte, Brazil)

    Objective: To investigate the clinical and cognitive correlates of psychotic symptoms in patients with Huntington’s disease (HD). Background: Psychiatric manifestations are common in HD, but…
  • 2026 International Congress

    Sex Differences for Primary Psychiatric Diagnoses and Associated Care Outcomes in Dementia with Lewy Bodies using Epic Cosmos

    S. Holden, E. Bayram, S. Aslam, T. Carlisle, M. Fullard, B. Bettcher, V. Pelak (Aurora, USA)

    Objective: Assess sex differences for documented primary psychiatric diagnoses in people with dementia with Lewy bodies (DLB) and their associations with care outcomes (hospitalization, specialty…
  • 2026 International Congress

    Predictors of Severity of Psychosis in Parkinson’s Disease: A 3-year longitudinal cohort study

    R. Sharma, J. Flanigan, B. Shah, J. Patrie (Charlottesville, USA)

    Objective: To determine which disease-related variables are independently associated with severity of psychosis in Parkinson’s Disease. Background: Parkinson’s disease (PD) is a multisystem disorder in…
  • 2026 International Congress

    Electrophysiological Evaluation of Visual Hallucination in Parkinson’s Disease Psychosis

    Z. Piazza, G. Schwartz (Stony Brook, USA)

    Objective: Our understanding of the psychosis in Parkinson’s disease (PDPsy) is incomplete, and standard of care treatment with antipsychotics has its limitations. Neuroimaging and histopathology in PDPsy reveal that visual hallucinations (VHs), the hallmark of psychosis in PDPsy, arise…
  • 2026 International Congress

    Parkinson disease psychosis: A systematic review and meta-analysis

    J. Hinkle, J. Blackband, B. Garner, K. Perepezko, C. Morrow, A. Chowdhury, K. Mills, A. Mahajan, A. Martinez-Nunez, G. Pontone (Baltimore, USA)

    Objective: To determine the prevalence of Parkinson disease psychosis (PDP) as a function of several putative risk factors: PD duration, age, cognitive impairment, dopaminergic or…
  • 2025 International Congress

    Duration of Illness and Response to Pimavanserin in Parkinson’s Disease Psychosis: Post-Hoc Analysis of Clinical Trial Data

    K. Dashtipour, A. Espay, M. Tagliati, G. Brunson, X. Feng, N. Rashid, L. Chrones (Loma Linda, USA)

    Objective: To examine individual responses to pimavanserin in patients with Parkinson’s disease psychosis (PDP) initiating treatment <6 vs ≥6 months and <12 vs ≥12 months…
  • 2025 International Congress

    Atypical Psychosis in Parkinson Disease: A Retrospective Study on 24-Hour Continuous Subcutaneous Infusion Foslevodopa/Foscarbidopa Therapy

    K. Ikenaka, K. Kakuda, Y. Kimura, H. Mochizuki (Suita, Japan)

    Objective: This study aims to identify clinical predictors of continuous subcutaneous infusion (CSCI)-induced psychosis to understand its potential mechanisms and evaluate predictive measures for its…
  • 2025 International Congress

    Demographic Features, QTc Interval and Psychosis in Military Veterans with Parkinson’s disease (PD)

    A. Sarwar, P. Bigner (Houston, USA)

    Objective: To compare certain key demographic features and QTc intervals in groups of PD military Veterans with and without psychosis. Background: Psychosis is a disabling…
  • 2025 International Congress

    Refining the International Parkinson and Movement Disorder Society Parkinson’s Disease Psychosis Rating Scale (MDS-PDPRS): Cognitive Interview Results from an International Study

    M. Tosin, T. Mestre, G. Stebbins, G. Mangone, S. Videmsky, S. Ali, D. Aarsland, J. Goldman, T. Khoo, S. Lewis, P. Martinez-Martin, O. Ojo, J. Pagonabarraga, A. Schrag, D. Weintraub, C. Goetz (Chicago, USA)

    Objective: To assess the face and content validity of the International Parkinson and Movement Disorder Society Parkinson’s Disease Psychosis Rating Scale (MDS-PDPRS), a new under-developing Clinical…
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