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Pan American Parkinson’s Disease and Movement Disorders Congress

Viewing Abstracts

View hundreds of top-tier abstracts exploring the most cutting-edge advancements in the region. 

Explore Abstracts Onsite

Poster Hall

Browse posters at your own pace throughout the hall during open hours. 

Location: Houston 4-7, 2nd Floor

Open Hours

Friday, February 13  |  09:30 - 17:00
Saturday, February 14  |  09:30 - 17:00
Sunday, February 15  |  09:30 - 11:00

An author discusses their abstract with other delegates.

Poster Sessions

Researchers will present their findings and be available to answer questions or discuss their work. 

Friday, February 13   |  13:00 - 14:30
Saturday, February 14  |  13:30 - 15:00

View schedules

Guided Poster Tours

Hear discussion on a select group of high-scoring abstracts dealing with defined topics. 

Friday, February 13  |  13:00 - 14:30
Saturday, February 14  |  13:30 - 15:00

View Guided Poster Tours

2026 Poster Schedules

Friday, February 13 

AI, Technology, Telemedicine  

  • Artificial Intelligence (AI) and Machine Learning — Abstracts 1-3
  • Technology — Abstracts 4-8

Allied Healthcare, Quality of Life, Palliative Care, Patient Perspectives

  • Allied Healthcare: Physical Therapy, Speech Therapy, Rehabilitation — Abstracts 10-11
  • Patient Perspectives — Abstract 12  

Atypical and Other Parkinsonisms

  • Epidemiology, Phenomenology, Clinical Assessment, Rating Scales — Abstracts 15-18
  • Etiology — Abstract 19
  • Neuroimaging — Abstract 20
  • MSA, PSP, CBS: Other — Abstracts 21-24
  • Parkinsonism: Other — Abstracts 25-36

Dystonia  

  • Disease Mechanisms / Neuroimaging / Neurophysiology — Abstract 37
  • Epidemiology, phenomenology, clinical assessment, rating scales — Abstract 38
  • Genetics — Abstract 39
  • Medical Therapy / Surgical Therapy — Abstracts 40-44
  • Other — Abstract 45

Education, History, Disparities, Other Topics

  • Disparities — Abstracts 46-49
  • Education in Movement Disorders — Abstracts 50-51
  • History of Movement Disorders — Abstract 52
  • Other — Abstracts 53-54

Functional, Drug-Induced, Autoimmune Movement Disorders

  • Autoimmune Movement Disorders — Abstracts 55-58
  • Drug-Induced Movement Disorders — Abstract 60
  • Functional Movement Disorders / Psychogenic Movement Disorders — Abstracts 61-63

Hyperkinetic Movement Disorders (Non-Dystonia)

  • Ataxia — Abstracts 64-73, 111
  • Choreas (Non-Huntington’s Disease) — Abstracts 74-78
  • Huntington’s Disease — Abstracts 80-85
  • Myoclonus / Tics / Stereotypies — Abstracts 87-90
  • Tremor — Abstracts 91-92
  • Other — Abstracts 93-96

Parkinson's Disease  

  • Biomarkers (Non-Neuroimaging) — Abstract 99
  • Clinical Trials — Abstracts 100-110


Saturday, February 14  

Parkinson's Disease    

  • Epidemiology, Phenomenology, Clinical Assessment, Rating Scales — Abstracts 120-146, 236
  • Cognition / Psychiatirc Manifestations / Lewy Body Dementia — Abstracts 147-155
  • Disease Mechanisms — Abstract 156 
  • Genetics — Abstracts 157-164
  • Neuroimaging — Abstracts 165-172
  • Non-Motor Symptoms (Non-Cogntivie / Non-Psychiatric) — Abstracts 173-178
  • Pathophysiology / Molecular Mechanisms of Disease — Abstracts 179-181
  • Pharmacology and Medical Management — Abstracts 182-190
  • Surgical Therapy — Abstracts 191-199, 237 
  • Other — Abstracts 200-211

 

Pediatric, Rare Inherited and Neurometabolic Disorders, and Paroxysmal Movement Disorders    

  • Paroxysmal Movement Disorders — Abstracts 212
  • Pediatric Movement Disorders — Abstracts 213-215
  • Rare Inherited and Neurometabolic Movement Disorders — Abstracts 216-235

 

2026 Guided Poster Tours

Friday, February 13

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Guided Poster Tour Group 1: AI, Allied Healthcare, and Education

Friday, February 13
13:00 - 14:30

Leaders: Tamine Capato & Shilpa Chitnis

Abstract Number: Abstract Title: Abstract Category: Abstract Subcategory:
1 PD&Me: Exploring Quality of Life, Access to Care, and Patient Attitudes Toward Technology-Aided Solutions in Canada AI, Technology, Telemedicine Artificial Intelligence (AI) and Machine Learning
5 Real-world Validation of the Electrode Identifier for Electrophysiology-guided DBS Programming AI, Technology, Telemedicine Technology
6 Development of a Patient-Centric Botulinum Toxin Response Scale (BTRS) Through Qualitative Analysis AI, Technology, Telemedicine Technology
7 AI-Integrated Exoskeletons in Neurorehabilitation: A Paradigm Shift in Motor Recovery for Parkinson's Disease, Multiple Sclerosis, and Paraplegia AI, Technology, Telemedicine Technology
8 Spatiotemporal Gait Impairments and Clinical Correlates in Hereditary Spastic Paraplegias: First Data Analysis from the iAXON-Brazil Network AI, Technology, Telemedicine Technology
12 A Quality Analysis of Online Facebook Videos as an Information Source for the Application of High Intensity Focused Ultrasound in Essential Tremor: Media-Based Cross-Sectional Study Allied Healthcare, Quality of Life, Palliative Care, Patient Perspectives Patient Perspectives
47 Improving Recruitment of Underrepresented Groups in the PD GENEration Study Education, History, Disparities, Other Topics Disparities
48 Environmental Risk Factors for Lewy Body Dementia: A Pilot Study for Sex-Specific Risk Education, History, Disparities, Other Topics Disparities
50 Impact of a Genetic Counseling Workshop on Specialists’ Confidence in Returning Parkinson’s Disease Genetic Results Education, History, Disparities, Other Topics Education in Movement Disorders
51 Brain Health Ambassadors Program: A Pilot Initiative to Improve Multigenerational Brain Health Literacy through Youth Programming Education, History, Disparities, Other Topics Education in Movement Disorders
54 Early outcomes and safety of MR-guided focused ultrasound VIM thalamotomy for tremor control: first Brazilian clinical experience Education, History, Disparities, Other Topics Other
Guided Poster Tour Group 2: Atypical Parkinsonisms and Hyperkinetic Movement Disorders Including Dystonia
Friday, February 13
13:00 - 14:30

Leader: Nicolas Labaure
Abstract Number: Abstract Title: Abstract Category: Abstract Subcategory:
19 Description possible enviromental exposure in AMS Latin American Population Atypical and Other Parkinsonisms MSA, PSP, CBS: Etiology
22 Diagnostic Gaps in Atypical Parkinsonism in Latin America: Results from a Regional Survey of Physicians Involved in Patient Care Atypical and Other Parkinsonisms MSA, PSP, CBS: Other
23 Validating Capsule-Based Training for Atypical Parkinsonism with AI in Latin America: Insights from the LARGE-PD Consortium Atypical and Other Parkinsonisms MSA, PSP, CBS: Other
24 Post-Apneic Blunting of Chronotropic Response During Nocturnal Sleep in MSA: Diagnostic value and therapeutic intervention Atypical and Other Parkinsonisms MSA, PSP, CBS: Other
28 Leveraging markerless video-based gait analysis to diagnose NPH. Atypical and Other Parkinsonisms Parkinsonism: Other
33 Teaching the Eyes to See: A Structured Routine for Eye Movement Examination in Parkinsonian Disorders Atypical and Other Parkinsonisms Parkinsonism: Other
37 Modeling Laryngeal Dystonia through Spectral Analyses of Vocalizations in a Dystonia Mouse Model Dystonia Dystonia: Disease Mechanisms / Neuroimaging / Neurophysiology
44 DEEP BRAIN STIMULATION FOR DYSTONIA: GLOBUS PALLIDUS VS. SUBTHALAMIC NUCLEUS, BETTER RESPONSE AND EASIER TO PROGRAM IN THE SUBTHALAMIC NUCLEUS Dystonia Dystonia: Medical Therapy / Surgical Therapy
63 Functional Movement Disorders (FMD) Misdiagnosis: A Systematic Review Functional, Drug-Induced, Autoimmune Movement Disorders Functional Movement Disorders / Psychogenic Movement Disorders
64 Fronto-cerebellar Circuit Underlying Impulsivity and Compulsivity: A Lesion Network Mapping Study Hyperkinetic Movement Disorders (Non-Dystonia) Ataxia
70 Characterization of Peripheral Neuropathies in Spinocerebellar Ataxias: A Peruvian Cohort Study Hyperkinetic Movement Disorders (Non-Dystonia) Ataxia
71 Cerebellar Ataxia due to chronic toluene intoxication: a case report Hyperkinetic Movement Disorders (Non-Dystonia) Ataxia
80 Assessment of Functional Impairment in Individuals with Huntington’s Disease Chorea: a Modified Delphi Consensus Study Hyperkinetic Movement Disorders (Non-Dystonia) Huntington’s Disease
82 Revisiting the Link Between Huntington’s Disease and Cancer: Evidence from the Enroll-HD dataset Hyperkinetic Movement Disorders (Non-Dystonia) Huntington’s Disease
Guided Poster Tour Group 3: Parkinson's Disease Biomarkers and Clinical Trials
Friday, February 13
13:00 - 14:30

Leader: Santiago Perez Lloret
Abstract Number: Abstract Title: Abstract Category: Abstract Subcategory:
99 Exercise-Induced Changes in Circulating Biomarkers in Parkinson’s Disease: Systematic Review and Meta-analysis Parkinson's Disease Parkinson's Disease: Biomarkers (Non-Neuroimaging)
100 Electrosonic stimulation for the treatment of motor symptoms in parkinson’s disease: motion analysis assessments Parkinson's Disease Parkinson's Disease: Clinical Trials
102 Complete Elimination of “Off” Time in People With Advanced Parkinson’s Disease Treated With Foslevodopa/Foscarbidopa: Post Hoc Analysis of Two Phase 3 Trials Parkinson's Disease Parkinson's Disease: Clinical Trials
103 Qigong exercise improves UPDRS and freezing of gait in patients with PD Parkinson's Disease Parkinson's Disease: Clinical Trials
104 Neural Correlates of the Improvement of Motor and Non-Motor Symptoms in Parkinson’s Disease Following a Combined Digital and Levodopa Therapy Parkinson's Disease Parkinson's Disease: Clinical Trials
105 Hybrid Treatment with the DopApp Digital Application Improves MDS-UPDRS Across Parkinson’s Disease Stages: A Double-Blind, Placebo-Controlled Trial with Subgroup Analysis Parkinson's Disease Parkinson's Disease: Clinical Trials
107 Digital Sensorimotor Training Enhances Thalamocortical Connectivity and Motor Function in Parkinson’s Disease: Evidence from Healthy and Affected Populations Parkinson's Disease Parkinson's Disease: Clinical Trials
110 The Effects of Perceived Treatment on Non-Motor Symptoms of Parkinson’s Disease in a Randomized, Double-Blind, Placebo-Controlled Trial Parkinson's Disease Parkinson's Disease: Clinical Trials

Saturday, February 14

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Guided Poster Tour Group 4: PD: Genetics and Neuroimaging
Saturday, February 14
13:30 - 15:00

Leader: Shannon Chiu
Abstract Number: Abstract Title: Abstract Category: Abstract Subcategory:
157 ASSESSING THE ROLE OF AFG3L2 PATHOGENIC VARIANTS IN PARKINSON'S DISEASE Parkinson's Disease Parkinson's Disease: Genetics
159 Exploratory genome-wide association study of Levodopa-Induced Dyskinesias in Latinos Parkinson's Disease Parkinson's Disease: Genetics
160 Elucidating dual carrier dynamics in GBA-LRRK2 using clinico-pathological correlates Parkinson's Disease Parkinson's Disease: Genetics
161 Genetic characterization of Parkinson’s Disease in a Chilean cohort Parkinson's Disease Parkinson's Disease: Genetics
162 Differences in the frequency of non-motor symptoms between genetically-confirmed and idiopathic Parkinson's disease in a sample from the southwestern of Colombia. Parkinson's Disease Parkinson's Disease: Genetics
164 Genetic Profile of Early-Onset Parkinson's Disease in Latin America: A Systematic Review Parkinson's Disease Parkinson's Disease: Genetics
165 Cerebellar Compensation and Functional Connectivity Shifts in Parkinson’s Disease Parkinson's Disease Parkinson's Disease: Neuroimaging
166 Connectivity-Based Parcellation of the Subthalamic Nucleus Using Probabilistic Tractography Parkinson's Disease Parkinson's Disease: Neuroimaging
167 Applying Machine Learning with Neuroimaging Biomarkers to Detect Parkinson’s Disease and Cognitive Impairment Parkinson's Disease Parkinson's Disease: Neuroimaging
168 Impact of APOE4 on Cortical Morphology and Cognition in Parkinson’s Disease: A PPMI Study Parkinson's Disease Parkinson's Disease: Neuroimaging
169 Connectivity Differences within the Cerebello-Thalamo-Cortical Circuit in Parkinson’s Disease Patients with Different Tremor Phenotypes Parkinson's Disease Parkinson's Disease: Neuroimaging
170 Temporal patterns of neural firing in human subthalamic nucleus during speech production compared to non-speech orofacial movement Parkinson's Disease Parkinson's Disease: Neuroimaging
199 Long-Term Metabolic Network Modulation After STN-DBS in Parkinson’s Disease: A Longitudinal ^18F-FDG PET Study Parkinson's Disease Parkinson's Disease: Surgical Therapy
225 FXTAS and the FMR1 premutation phenotypic spectrum in Latin America: A scoping review Pediatric, Rare Inherited and Neurometabolic Disorders, and Paroxysmal Movement Disorders Rare Inherited and Neurometabolic Movement Disorders
Guided Poster Tour Group 5: PD: Epidemiology & Non-Motor Symptoms, Pharmacology
Saturday, February 14
13:30 - 15:00

Leader: Malco Rossi
Abstract Number: Abstract Title: Abstract Category: Abstract Subcategory:
121 Diabetes and Parkinson’s Disease: A Hazard Ratio Meta-Analysis with Global and Sex-Specific Projections to 2050 Parkinson's Disease Parkinson’s Disease: Epidemiology, Phenomenology, Clinical Assessment, Rating Scales
122 Bidirectional Association Between Parkinson’s Disease and Skin Cancer: A Systematic Review and Meta-Analysis Parkinson's Disease Parkinson’s Disease: Epidemiology, Phenomenology, Clinical Assessment, Rating Scales
130 A Novel Clinic for Individuals At-Risk for Parkinson's Disease Parkinson's Disease Parkinson’s Disease: Epidemiology, Phenomenology, Clinical Assessment, Rating Scales
132 Towards Precision Prognosis in Parkinson’s Disease: Multimodal Predictors of Clinical Milestones from the PPMI Study Parkinson's Disease Parkinson’s Disease: Epidemiology, Phenomenology, Clinical Assessment, Rating Scales
135 Forecasting the burden of Parkinson’s disease in Mexico (2014–2025): A nationwide incidence analysis using the Prophet model Parkinson's Disease Parkinson’s Disease: Epidemiology, Phenomenology, Clinical Assessment, Rating Scales
142 Clinical and environmental features of Parkinson’s disease in El Salvador: findings from LARGE-PD case-control study Parkinson's Disease Parkinson’s Disease: Epidemiology, Phenomenology, Clinical Assessment, Rating Scales
148 Neuropsychiatric and Imaging Correlates to Impulse Control in Parkinson Disease (PD) Patients Parkinson's Disease Parkinson's Disease: Cognition / Psychiatirc Manifestations / Lewy Body Dementia
150 Clinical impact of α-synuclein oligomers in dementia with Lewy bodies. Parkinson's Disease Parkinson's Disease: Cognition / Psychiatirc Manifestations / Lewy Body Dementia
153 The influence of long-term amantadine therapy on MoCA Scores in people living with Parkinson's Disease Parkinson's Disease Parkinson's Disease: Cognition / Psychiatirc Manifestations / Lewy Body Dementia
154 Network Proteomics Identifies Regional Pathophysiological Signatures in the Lewy Body Dementia Brain Parkinson's Disease Parkinson's Disease: Cognition / Psychiatirc Manifestations / Lewy Body Dementia
155 Clinical and Inflammatory Correlates of Psychosis in Parkinson’s Disease: A Preliminary Cross-Sectional Study Parkinson's Disease Parkinson's Disease: Cognition / Psychiatirc Manifestations / Lewy Body Dementia
184 GLP-1 Receptor Agonists for Motor and Non-Motor Outcomes in Parkinson’s Disease: A Systematic Review and Meta-Analysis Parkinson's Disease Parkinson's Disease: Pharmacology and Medical Management
190 Reducing Inpatient Medication Errors in Parkinson’s Disease: A Multidisciplinary Approach Parkinson's Disease Parkinson's Disease: Pharmacology and Medical Management
201 Effects of Intravenous Allogeneic Mesenchymal Stem Cell Infusions on Neurodegeneration in Parkinson’s Disease Parkinson's Disease Parkinson's Disease: Other
207 Autologous iPSC-Derived Midbrain Dopaminergic Progenitors (BXT-110) Demonstrate Reproducible Efficacy and Safety in Preclinical Models of Parkinson’s Disease Parkinson's Disease Parkinson's Disease: Other
235 Preliminary report of home-based tDCS for non-motor symptoms of Huntington’s disease: an open-label study Pediatric, Rare Inherited and Neurometabolic Disorders, and Paroxysmal Movement Disorders Rare Inherited and Neurometabolic Movement Disorders

Publication 

All accepted PAS Congress abstracts will be published in a digital supplement to the Movement Disorders Clinical Practice journal, online edition. 

Abstract Archives 

Browse the archives of previous PAS Congress abstracts: 

Browse archive

If you have questions regarding where to find and view abstracts, contact the MDS International Secretariat at pascongress@movementdisorders.org.