MDS Abstracts

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

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Articles tagged "Hallucinations"

  • 2025 International Congress

    Hallucinations as a Distinguishing Neuropsychiatric Feature in Idiopathic Rapid Eye Movement Sleep Behavior Disorder Patients

    M. Trepanier Maurais, C. Zigrand, R. B. Postuma, J. Montplaisir, I. Rouleau, J. Gagnon (Montreal, Canada)

    Objective: This study aimed to assess the severity of neuropsychiatric symptoms in individuals with idiopathic/isolated rapid eye movement (REM) sleep behavior disorder (iRBD) according to…
  • 2025 International Congress

    Drug-Induced Movement Disorders in Elderly Patients with Dementia: A Case Study of Acute Dystonia Following Third-Generation Antipsychotic Use

    A. Katok, D. Khasanova, I. Khasanov (Kazan, Russian Federation)

    Objective: To represent a case of acute dystonic dyskinesias after breхpiprazole use by the patient with frontotemporal dementia (behavioral variant) Background: Drug-induced movement disorders (DIMDs)…
  • 2025 International Congress

    Virtual Reality to Assess for Digital Biomarkers of Visual Hallucinations in Parkinson’s Disease

    K. Getchell, S. Hirczy, A. Lin (Seattle, USA)

    Objective: Use a novel virtual reality (VR) protocol to evaluate for potential digital biomarkers of visual hallucinations (VH) in Parkinson’s Disease (PD). Background: VH are common…
  • 2025 International Congress

    Auditory Musical Hallucinations in Parkinson’s disease: A Case Series

    T. Torabi, I. Bledsoe (San Francisco, USA)

    Objective: To report a series of twelve patients with Parkinson’s disease (PD) who experienced auditory musical hallucinations (AMH). Background: Hallucinations occur in 20-40% of patients…
  • 2025 International Congress

    Neural Signatures of Hallucination Emergence in Dementia with Lewy Bodies

    R. Vin, S. Moret, HY. Yi, M. Lawrence, V. Santini, J. Cedarbaum, A. Powers, C. Fredericks (New Haven, USA)

    Objective: REM sleep behavior disorder (RBD) is a prodromal state for alpha-synucleinopathy. Here, we present a behavioral marker for hallucination propensity that distinguishes Dementia with…
  • 2025 International Congress

    Prodromal Lewy body dementia features in isolated REM sleep behavior disorder with neuronal synuclein disease

    D. Weintraub (Philadelphia, USA)

    Objective: To assess for cognitive impairment and features of prodromal Lewy body dementia (LBD) in persons with isolated REM sleep behavior disorder (iRBD) and neuronal…
  • 2025 International Congress

    Evaluation Of Visual Perception Using Noise Pareidolia Test in Bangladeshi Patients with Parkinson’s disease.

    T. Zannat, E. Camboe, K. Dey, A. Zirra, A. Haque, D. Mair, S. Waters, C. Marshall, N. Mukadam, R. Weil, A. Noyce, A. Habib (Dhaka, Bangladesh)

    Objective: To evaluate the prevalence of visual misperception in patients with PD (PwP) in comparison with healthy control (HC) and its association with visual hallucinations.…
  • 2025 International Congress

    Are Hallucinations in Parkinson’s Driven by Over-Reliance on Prior Information?

    A. Holden, M. Macaskill, D. Myall, C. Le Heron, S. Lewis, T. Anderson, K-L. Horne (Christchurch, New Zealand)

    Objective: Test the validity of a theoretical model that visual hallucinations in Parkinson’s arise from over-reliance on prior information. Background: Parkinson’s hallucinations are common and…
  • 2025 International Congress

    The Clinical Case of Acute Comorbidities in Parkinson’s Disease

    P. Dynin, V. Yakovleva (Saint-Petersburg, Russian Federation)

    Objective: It may be difficult to distinguish the reason of previously described symptoms in case of acute comorbidities accompanying Parkinson’s diseaseThe 69 y.o. man was…
  • 2025 International Congress

    Neuroimaging and CSF Correlates of Minor Hallucinations in Parkinson’s Disease

    E. Hacılar, B. Samancı, U. Ay, S. Yörük, E. şahin, M. Alaylıoğlu, E. Kurt, E. Dursun, H. Gürvit, B. Bilgiç, D. Gezen-Ak, T. Demiralp, H. Hanağası (Istanbul, Turkey)

    Objective: To investigate associations between minor hallucinations (MH), cognition, CSF biomarkers, and neuroimaging findings in non-demented patients with idiopathic Parkinson’s disease (PD). Background: MH including…
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