MDS Abstracts

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

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Articles tagged "Acetylcholine"

  • 2026 International Congress

    Cholinergic Basal Forebrain Atrophy Associates with Short-Latency Afferent Inhibition and Cognitive Impairment in Parkinson’s Disease

    JF. Martín-Rodríguez, P. Franco-Rosado, C. Perez-Calvo, E. Iglesias-Camacho, M. San-Eufrasio, A. Castellano-Guerrero, FJ. Gómez-Campos, P. Díaz-Galván, MA. Labrador-Espinosa, J. Silva-Rodríguez, AC. Luque Ambrosiani, E. Ojeda-Lepe, L. Muñoz-Delgado, D. Macías-García, A. Adarmes-Gómez, S. Jesus, F. Carrillo, F. Roldan Lora, MJ. Grothe, P. Mir (Sevilla, Spain)

    Objective: To investigate whether cholinergic basal forebrain (cBF) atrophy mediates the relationship between short-latency afferent inhibition (SAI) and cognitive performance in PD. Background: Cognitive impairment…
  • 2026 International Congress

    Neuropsychiatric Symptom Changes in Parkinson’s Disease Patients Treated with Different Doses of Donepezil: A 24-Week Follow-up Study

    EJ. Chung (Busan, Republic of Korea)

    Objective: This study analyzed the effectiveness of donepezil therapy on neuropsychiatric symptoms in Parkinson’s disease with cognitive impairment (PD-CI), depending on the dose administered. Background:…
  • 2026 International Congress

    Coupling of Cholinergic and Dopaminergic Terminal Loss in Progressive Supranuclear Palsy: A Multimodal [18F]FEOBV and [11C]PE2I Study

    P. Kanel, G. Carli, S. Roytman, J. Barr, R. Vangel, A. van Hout, C. Spears, P. Scott, R. Albin, N. Bohnen (Ann. Arbor, USA)

    Objective: To describe the relationships between dopaminergic and cholinergic terminal deficits in Progressive Supranuclear Palsy (PSP) relative to age-matched Normal controls (NC). Background: There is…
  • 2026 International Congress

    Cholinergic Systems Changes Associated with Freezing of Gait in Progressive Supranuclear Palsy

    P. Kanel, G. Carli, S. Roytman, J. Barr, R. Vangel, A. van Hout, C. Spears, P. Scott, R. Albin, N. Bohnen (Ann. Arbor, USA)

    Objective: To investigate whether distinctive cholinergic system changes are associated with FoG in PSP patients. Background: Freezing of gait (FoG) is a profound mobility disturbance…
  • 2026 International Congress

    Cholinergic Dysconnectivity in Early Parkinson’s Disease Aligns with the Basal Forebrain Functional Gradient

    A. Ignatavicius, L. Churchill, A. Konuri, J. Anderson, S. Lewis, E. Matar (Sydney, Australia)

    Objective: To determine whether alterations in cholinergic functional connectivity (FC) in early PD relate to the intrinsic organization of the basal forebrain (BF) functional connectome.…
  • 2026 International Congress

    Pesticide Exposure and Motor Severity in Parkinson’s Disease in a Mexican Population: A Retrospective Longitudinal Cohort Study

    J. Espinoza-Solares, A. Tapia, L. Cortés, J. López-Moreno, A. Cervantes-Arriaga, M. Rodriguez-Violante (Ciudad de México, Mexico)

    Objective: To evaluate whether pesticide exposure is associated with greater baseline motor severity and accelerated longitudinal motor progression in Mexican patients with Parkinson’s disease (PD).…
  • 2025 International Congress

    Brain Cholinergic Changes in Progressive supranuclear palsy: A single-subject voxel-wise approach to understanding heterogeneity

    P. Kanel, G. Carli, J. Barr, R. Vangel, A. Narkis, C. Spears, P. Scott, R. Albin, N. Bohnen (Ann. Arbor, USA)

    Objective: To characterize individual-level topographical patterns of cholinergic changes compared to controls in Progressive Supranuclear Palsy (PSP) using a voxel-wise approach. Background: The cholinergic system…
  • 2025 International Congress

    Topographical heterogeneity of cholinergic system status in Multiple System Atrophy: A series report

    A. Narkis, G. Carli, J. Barr, R. Vangel, C. Spears, R. Albin, P. Kanel, N. Bohnen (Ann Arbor, USA)

    Objective: To characterize individual-level topographical patterns of cholinergic upregulation and downregulation in Multiple System Atrophy (MSA) using a whole brain voxel-wise approach. Background: MSA is…
  • 2025 International Congress

    Case report and Literature Review on Atypical Parkinson’s Disease

    MJ. Dashdorj (Ulaanbaatar, Mongolia)

    Objective: Atypical parkinsonism is classified as a subgroup of Progressive neurodegenerative diseases, characterized by symptoms of Parkinson's disease. Background: Progressive supra nuclear palsy of the…
  • 2025 International Congress

    The Cholinergic System in Cervical Dystonia – An [18F]-FEOBV PET study

    S. Lagerweij, J. Dalenberg, M. Smit, L. Centen, M. Coenen, M. van Egmond, E. de Vries, D. Peretti, M. Tijssen (Groningen, Netherlands)

    Objective: To investigate presynaptic cholinergic functioning in cervical dystonia (CD) by comparing [18F]-FEOBV binding in patients and controls, as well as exploring correlations with motor…
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