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

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Articles tagged "Psychosis"

  • 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…
  • 2026 International Congress

    Impact of Foslevodopa/Foscarbidopa Continuous Subcutaneous Infusion on Neuropsychiatric Symptoms in Clinical Practice: A Multicenter Study

    D. Campo-Caballero, J. Rodríguez-Antigüedad, A. Puig-Davi, J. Ruiz-Martinez, A. Vinagre-Aragón, E. Mondragón, L. Pardina, G. González-Ortega, D. Santos-García (San Sebastian, Spain)

    Objective: To determine the incidence and risk factors of neuropsychiatric adverse events (AEs) in patients with Parkinson’s disease (PD) treated with foslevodopa/foscarbidopa continuous subcutaneous infusion…
  • 2026 International Congress

    Severity of Psychotic Symptoms Is Independently Associated with Caregiver Burden in Parkinson’s Disease: A Cross-Sectional Analysis

    J. Espinoza-Solares, J. López-Moreno, A. Tapia, L. Cortés, JC. Delgado-Uriarte, A. Cervantes-Arriaga, M. Rodriguez-Violante (Mexico City, Mexico)

    Objective: To evaluate the association between psychotic symptom severity and caregiver burden in patients with PD. Background: Psychotic symptoms are common in Parkinson’s disease (PD)…
  • 2026 International Congress

    Depression and Psychosis in military Veterans with Parkinson’s Disease (PD)

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

    Objective: To compare the presence of co-morbid depression in groups of  PD Veterans, with and without psychosis. Background: Depression and psychosis are important non motor…
  • 2026 International Congress

    Delayed Parkinsonism in Anti‑NMDAR Encephalitis Following Immunotherapy – A Rare Clinical Manifestation

    C. Irawan, D. Tunjungsari, A. Tiksnadi (Jakarta, Indonesia)

    Objective: To describe a rare case of delayed parkinsonism emerging during the recovery phase of anti‑NMDAR encephalitis following immunotherapy in a young adult woman. Background:…
  • 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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