2026 International Congress Archives - Page 84 of 208

SAA Positivity Rate Amongst Dual LRRK2-GBA1, GBA1 and LRRK2 Carriers with Parkinson’s Disease

P. Ponger, A. Nair, N. Johnson, C. Caspell-Garcia, D. Lafontant, R. Alcalay, P. Ppmi (Heidelberg, Australia)
Saccadic Hypometria as a Biomarker of Longitudinal Change in MDS-UPDRS Part II and Axial Motor Subscores: Results from the Multicenter PALOMA Trial

A. Benesh, E. Raveh, E. Ben Ami, MSH. Tosin (Tel Aviv, Israel)
Safer AI Dosing Recommendations in Parkinson’s Disease Through Uncertainty-Adaptive Prediction

R. Diaz-Rincon, L. Liang, A. Ramirez-Zamora, B. Shickel (Gainesville, USA)
Safety and Effect of Ecopipam During the First 8 Weeks of Treatment for Tourette Syndrome: A Post Hoc Analysis

K. Tomczak, T. Katz, J. Flatt, G. Karkanias, S. Wanaski, T. Cunniff, D. Gilbert (Boston, USA)
Safety and Effectiveness of DaxibotulinumtoxinA in Cervical Dystonia: A Systematic Review and Meta-Analysis of Different Doses

H. Sabet, M. Aziz, M. Zanaty (Qena, Egypt)
Safety and Feasibility of Repetitive Transcranial Magnetic Stimulation in Dementia with Lewy Bodies: An Ongoing Proof-of-Concept Study

K. Baik, M. Park (Seoul, Republic of Korea)
Safety of Opicapone After 10 Years of Post-Marketing experience Worldwide

M. Vale, D. Lopes, H. Brigas, J. Holenz (Coronado, Portugal)
Safindream Safinamide as First Add On to Levodopa Improves Nonmotor Symptoms in Parkinson disease A Prospective Real World Study

F J. Salazar Hernández, M. Cerdán Sánchez, B. Palazón Cabanes, A E. Báidez Guerrero, M. Ruiz Perelló, B. Gómez Gozálvez, D. López Segura, A. Sancho Pedros, M. Lorente Hernández (Cartagena, Spain)
SCA-2 Presenting as Isolated Progressive Spastic Paraparesis

B. Barton (Chicago, USA)
SCA27B and MSA-C with Positive Alpha-Synuclein Skin Biopsy – Case Report

R. Voshtina, J. Ng (Palo Alto, USA)
Scaling Evidence-based Community Rehabilitation for Parkinson’s disease for Singapore: A Nationwide RE-AIM Implementation Study Protocol

CL. Chung, KY. Tay, ZR. Yee (Singapore, Singapore)
SCN8A-Related Disorders: Expanding the Movement Disorder Phenotype Through a Case Report and Literature Review

R. Alkhodair, H. Alfaris, S. Yoganathan, C. Gorodetsky (Toronto, Canada)
Screening the Neuroprotective Potential of Mushroom Extracts in In Vitro Models of Parkinson’s Disease

FD. Dustov, SB. Seo (Seoul, Republic of Korea)
Seed Amplification Assay Is More Sensitive To Detecting α-Synuclein In Gut Biopsies Than Immunohistochemistry

B. Killinger, J. Duvernay, S. Choi, S. Pritzkow, M. Pinho, P. Engen, M. Shaikh, L. Zhang, C. Neumann, M. Villanueva, D. Sanchez-Bass, L. Dibenedetto, M. Abdel-Mohsen, S. Green, L. Lagorio, S. Luo, R. Voigt, A. Sharma, C. Goetz, A. Keshavarzian (Chicago, USA)
Seeing the Full Picture: How Subjective and Objective Data Capture the Daily Impact of Fluctuations in Parkinson’s disease.

J. Pagonabarraga, F. Escamilla-Sevilla, B. La Casa-Fages, N. Lopez-Ariztegui, J. Ruiz-Martinez, R. Garcia-Ramos, J. Infante, P. Mir, O. de Fabregues, F. Valldeoriola, Y. Compta (Barcelona, Spain)
Segment-Level Gait Dynamics Reveal Parkinsonian Motor Signatures in Fall-Prone Older Adults Using Multi-Channel Time–Frequency Deep Learning

B. Kim, C. Youm, J. Hwang, M. Kim, S. Cheon (Busan, Republic of Korea)
Self-Efficacy in Lewy Body Dementia Family Caregivers Is Associated with Better Sleep Quality and Social Support, and Lower Depression, Loneliness, and Strain

M. Tharp, J. Hemm, S. Chen, V. Koliqi, E. Stevens, K. Fargo, R. Otto, D. Mariani, S. Seshadri, C. Bentley, T. Manak, A. Miller, C. Pensyl, C. Pierce, M. Voss, B. Ouyang, J. Chodosh, J. Fleisher (Chicago, USA)
SEMG for Dyskinesia Detection in Parkinson’s Disease Using Machine Learning

E. Muñoz-Delcampo, C. Perez-Lopez, J. Solé-Casals, M. Grande-Gordon, I. Gonzalo-Asenjo, L. Márquez-López, M. Montesinos-Terceño, P. Rodríguez-Sánchez (Cornellà de Llobregat, Spain)
Semiquantitative [¹²³I]FP-CIT SPECT metrics combined with machine learning improve clinical differentiation of parkinson’s disease and atypical parkinsonian syndrome

P. Fernandez-Rodriguez, P. Franco-Rosado, P. Diaz-Galvan, L. Muñoz-Delgado, A. Luque- Ambrosiani, JA. Lojo-Ramírez, D. García Solis, M. Grothe, P. Mir (Seville, Spain)
Senile Plaques and Neurofibrillary Tangles Modulate Lewy Body Distribution: Autopsy Study of 2,308 Cases

H. Sekiya, D. Ono, D. Dickson (Jacksonville, USA)
Sensitivity of AI-Derived Video-Based Digital Biomarkers to Motor Progression in Parkinson’s Disease

T. Zarrat Ehsan, M. Tangermann, B. Bloem, L. Evers (Nijmegen, Netherlands)
Sensor-based assessment of axial symptoms in Parkinson’s disease

R. Toska, L. Borzì, C. Ferraris, G. Amprimo, S. Gallo, G. Imbalzano, M. Patera, M. Ghislieri, G. Olmo, A. Suppa, C. Artusi (Turin, Italy)
Sensor-based quantification of dyskinesia in Parkinson’s Disease: supervised vs unsupervised settings

L. Borzì, R. Toska, C. Ferraris, G. Amprimo, S. Gallo, G. Imbalzano, M. Patera, M. Ghislieri, G. Olmo, A. Suppa, C. Artusi (Turin, Italy)
Sensor-Derived Gait Patterns Predict Motor Progression in Parkinson’s Disease Beyond Baseline Dopamine Transporter Imaging

H. Park, C. Youm, B. Kim, J. Hwang, M. Kim, S. Cheon, Y. Jeong, B. Jin (Busan, Republic of Korea)
Sensory–Motor Discrepancy of Arm Swing During Gait in Parkinson’s Disease

T. Matsuda, K. Kakegawa, J. Ogawa, Y. Soutome, R. Onuma, T. Kawasaki, Y. Fujino (Bunkyo, Japan)
Sequential Multi-Target tDCS Improves Gait in Parkinson’s Disease: A Randomized Controlled Study Using IMU-Based Gait Analysis

DW. Lee, WY. Jang, KW. Park (Gangneung-si, Republic of Korea)
Sequential neurodegenerative trajectories across the onset of mild parkinsonian signs in isolated REM sleep behavior disorder: a longitudinal multimodal imaging study

R. Kim, H. Kim, Y. Kim, J. Lee (Seoul, Republic of Korea)
Seronegative Autoimmune Encephalitis Presenting as Hemichorea: A Case Report

F. Sadeghifar, S. Fogle, I. Dujmovic Basuroski, D. Saylor (Chapel Hill, USA)
Serum Based biomarkers in Parkinson’s disease with and without cognitive deficits.

R. Bhavani, S. Choudhury, NC. Krithika, K. Krishnakumari, V. Holla, P. Pal, N. Kamble, S. Hegde, R. Yadav, P. Alladi (Bangalore, India)
Serum Biomarker Profiles in Adolescents with Type 1 Diabetes-Associated Dystonia: The Role of Neurofilament Light Chain and Metabolic Indices

A. Kumar, P. Mishra (Delhi, India)
Serum Nutritional Biomarkers Associated with Isolated REM Sleep Behavior Disorder and α-synucleinopathy Phenoconversion

H. Zhang, Y. Zang, T. Wang, Y. Li, Y. Yuan, Y. Cai, C. Piu, W. Mao (Beijing, China)
Serum Zinc Reduction During Foslevodopa/Foscarbidopa Continuous Subcutaneous Infusion in Parkinson’s Disease

T. Utsunomiya, K. Matsuura, K. Miyashita, A. Shindo (Tsu, Mie, Japan)
Set_my_DBS: Multicenter study for the development of quantitative methods to support the programming of deep brain stimulation systems in patients with Parkinson’s disease.

A. Gonzalez-Monzon, I. Aviles-Olmos, M. Alegre, L. Gonzalez-Quarante, P. Clavero, M. Ruiz-López, B. Tijero Merino, JC. Gomez Esteban, CJ. Madrid Navarro, L. Triguero Cueva, F. Escamilla Sevilla, M. Sierra, C. Velásquez, M. Valencia Ustarroz (Pamplona, Spain)
Setting research priorities for Essential Tremor: a James Lind Alliance Priority Setting Partnership

A. Macerollo, J. Gower, N. Pavese, M. Silverdale, T. Saifee, J. Farrell, S. Hough, S. Hourihan, K. Hull, S. Scotton, J. Panicker, A. Batla, N. Ray, S. Martin (Liverpool, United Kingdom)
Seven-Year Outcome of Focused Ultrasound Thalamotomy in Tremor Dominant Parkinson’s Disease Patients

M. Nassar, I. Senderova, M. Katson, A. Sinai, I. Schlesinger (Haifa, Israel)
Severe Gastroparesis and Atypical Parkinsonism as Presenting Features of Neuronal Intranuclear Inclusion Disease (NIID)

Y-H. Wu (Taipei, Taiwan)
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)
Sex comparisons for co-pathologies and clinical phenotypes in autopsy-confirmed four-repeat tauopathies

E. Bayram, D. Carter, S. Aslam, E. Forbes, S. Holden (Aurora, USA)
Sex differences for clinical impact of APOEe4 mediated by Alzheimer’s pathology in people with Lewy body pathology

E. Bayram, B. Bettcher, S. Holden (Aurora, USA)
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)
Sex Differences in Disease Severity and Impact for Progressive Supranuclear Palsy and Corticobasal Syndrome

D. Carter, M. Schina, Y. Wang, G. Nager, A. Sheridan, L. Forsberg, H. Heuer, B. Boeve, A. Boxer, H. Rosen, S. Holden, E. Bayram (Aurora, USA)
Sex Differences in Motor and Nonmotor Symptoms of De Novo Parkinson Disease by Age Group

KY. Kwon, H. Lee, J. Yoon, G. Gye, G. Oh, J. You (Seoul, Republic of Korea)
Sex Differences in Prodromal Features of Parkinson’s Disease: Evidence from Large Multi-Centre Cohorts

M. Tan, Y. Zaplatnikov, K. Atterling-Brolin, S. Jónsdóttir, S. Schnell, R. Krüger, W. Poewe, P. Mahlknecht, E. Tolosa, M. Marti, V. Satagopam, C. Trenkwalder, L. Smith, C. Horlings, A. Noyce (Oslo, Norway)
Sex Differences in the Reported Prodromal Symptoms of Parkinson’s Disease (PD) in the Fox Insight Cohort

Z. Zullali, E. Trinh, G. Stebbins, E. Brown, K. Harrison, C. Meng, X. Chen, D. Paredes, K. Comyns, M. Korell, C M. Tanner (San Francisco, USA)
Sex Differences in Vascular Burden, Neurodegeneration, and Clinical Progression in Progressive Supranuclear Palsy Richardson Syndrome

I. Garcia Cordero, J. Vargas-Gonzalez, B. Couto, E. Bayram, A. Wills, A. Boxer, I. Litvan, A. Lang, C. Tartaglia (Buenos Aires, Argentina)
Sex Related Differences in Parkinsons Disease Motor and Non Motor Features Treatment Response and Quality of Life

R. Sanjinez, J. Bestoso (Buenos Aires, Argentina)
Sex-Specific Associations Between Orthostatic Hypotension and Cerebral Hypoperfusion Injury in Parkinson’s Disease

Z. Li, X. Cui, S. Rong, R. Yang, M. Cai, Y. Zhang (Guangzhou, Guangdong Province, China)
Sex-Specific Associations of APOE ε4 with Cognitive Decline in Parkinson’s Disease: Insights from the Critical Path Institute GEM-PD Initiative

R. Botta, J. Locascio, R. Ye, A. Goodheart, D. Stephenson, S. Gomperts (Tucson, USA)
Sex-Specific Differences in Parkinson’s Disease: A Retrospective Analysis of over 10,000 Patients from the Paracelsus-Elena Hospital, a Specialized Movement Disorder Clinic in Germany

S. Weber, S. Schnell, H. Aust, C. Trenkwalder, B. Mollenhauer (Goettingen, Germany)
Sex-Stratified Multi-Omic Integration Identifies Sexually Dimorphic Molecular Targets in Parkinson’s Disease

J-Y. Lee, J. Lee, S. Lee, JH. Yoon, DG. Park, J. Sung (Seoul, Republic of Korea)
SGCE Mutations in Chinese Dystonia Patients: A Dual-Center Sequencing Study and Literature Review

J. Ma, X. Wan, Y. Liu (Ji Nan, China)
Shared and Sex-Specific Genetic Risk for Parkinson’s Disease Across European Populations

H. Leonard, M. Makarious, L. Lange, P. Reyes-Pérez, A. Singleton, C. Blauwendraat (Wasington, USA)
Sharing Personal Research Data in The PPMI Study: Participant Impressions After Disclosure

T. Tropea, M. Brumm, K. Brodkin, M. Miller, C. Destro, L. Heathers, H. Myers, R. Kurth, C. Pico, J. Carley, JM. Talarico, C. Stanley, Jr, M. Mcguire Kuhl, E. Flagg, T. Foroud, K. Marek (New Haven, USA)
Short Term Effects of Wearable Vibrotactile Stimulation in Laryngeal Dystonia

N. Doan, K. Vo, T. Dang, U. Ha, T. Nguyen, T. Tran (Ho Chi Minh City, Viet Nam)
Should we really forget DBS in Parkinson’s Patients with Dementia?

D. Natarajan (Tirupati, India)
Shunt‑Responsive Normal Pressure Hydrocephalus in Spinocerebellar Ataxia Type 12: A Case Illustrating Treatable Neurodegenerative Overlap

R. Kaur, B. Prajapati, R. Sharma, A. Srivastava, D. Radhakrishnan (Delhi, India)
Sialorrhoea As An Indicator Of Palliative Phase In Advanced Parkinson’s

R. Biju, K. Kaur, B. Mohamed, J. Adenwalla, C. Thomas, S. Aviet (Cardiff, United Kingdom)
Simulation Artifact in Complex Deep Brain Stimulation Patients

A. Madamangalam, J. Tu, D. Vuddandam, J. Cagle, C. de Hemptinne, J. Wong (Gainesville, USA)
Simultaneous EEG and Pallidal Local Field Potential Recording in the Diagnosis of Paroxysmal Movements in a Patient with PDE2A Mutation

S. Yarlagadda, E. Gleichgerrcht, C. Buetefisch (Atlanta, USA)
Single centre experience with subcutaneous foslevodopa/foscarbidopa for GBA Parkinson’s disease

I. Muro, E. Casas, P. Lorenzo-Barreto, B. González, L. López-Manzanares (Madrid, Spain)
Single stage Dual target Deep Brain Stimulation for Dystonic Tremor

T. Maiti, C. Ugas, S. Mittal (Abu Dhabi, United Arab Emirates)
Single-Camera AI Pose Estimation Predicts Clinician-Rated Gait Severity in Cerebellar Ataxia

H. Keane, S. Kho, K. Tsutsumi, J. Allred, R. Hankin, S. Attaripour Isfahani (Irvine, USA)
Single-Cell Transcriptomics and Experimental Models Implicate Functional Hypoxia in Microglial DAM Polarization and α-Synuclein Accumulation, with Involvement of HIF-1α, in Parkinson’s Disease

H. Wang, Z. Zhu, Z. Yin, K. Zhang (Nanjing, China)
Single-Neuron Analysis of Mitochondrial DNA Alterations and Respiratory Chain Dysfunction in Parkinson’s Disease

A. Rubiolo, S. Geithus, S. Mostafavi, C. Dölle, I. Flønes, C. Tzoulis (Bergen, Norway)
SIRT3 upregulation in nigral dopaminergic neurons preserves motor circuit integrity for anti-sarcopenia

S. Park, S. Kim, U. Jung, S. Kim (Daegu, Republic of Korea)
Skin Biopsy for Phosphorylated Alpha-Synuclein and DAT Imaging in Patients Diagnosed with Psychogenic Parkinsonism

J. Phillips, V. Evidente, D. Evidente (Phoenix, USA)
Skin Tau Quantification as a Potential Degeneration Biomarker in Parkinson’s Disease

J. Rodriguez-Antiguedad, A. Puig-Davi, A. Vazquez-Oliver, E. Rivas-Asensio, E. Vacchi, G. Melli, L. Bojtos, C. Franch-Marti, S. Martinez-Horta, J. Pagonabarraga, J. Kulisevsky (Barcelona, Spain)
SLC20A2 Splice-Site Mutation (c.935-1G>A) Presenting as levodopa-responsive parkinsonism: Expanding the Phenotypic Spectrum of Primary Familial Brain Calcification

H. Sytwu, H. Chiang (Taipei, Taiwan)
Sleep Architecture and Cognitive Performance in Early Huntington’s Disease: A Pilot Study

E. Forbes, L. Lattanzio, D. Carter, A. Amara (Aurora, USA)
Sleep Circadian Rhythms and Brain Disorders: A Large Prospective Cohort and Mendelian randomization Study

L. Li, Z. Zhong, L. Liu (shanghai, China)
Sleep disorder Clustering and Clinical Impact in Multiple System Atrophy

D. Dong, L. Li, L. Luo, W. Wang (Hangzhou, China)
Sleep Disorders and Risk of Parkinson’s Disease: A Systematic Review and Meta-Analysis

RG. Mohamed, ME. Eldesoky, A. Hegazi (Mansoura, Egypt)
Sleep Disturbance and Sleep Fragmentation as Correlates of Gait Deterioration and Fall-Related Outcomes in Parkinson’s Disease: A Systematic Review

S. Kakde, M. Kakde, S. Kakade (Aurangabad, India)
Sleep Disturbances and Dyskinesia Burden in Parkinson’s Disease: Relevance for Motor Complication Management

V. Azoidou, E. Bhadra, E. Camboe, K. Dey, A. Zirra, K. Rowsell, C. Quah, C. Budu, T. Boyle, L. Pérez-Carbonell, D. Gallagher, J. Bestwick, A. Noyce, C. Simonet (London, United Kingdom)
Sleep Disturbances in Huntington’s Disease A Cross-Sectional Study

G. Hemicker, A. Stefani, B. Heim, E. Hametner, B. Frauscher, A. Djamshidian, F. Krismer, B. Högl, K. Seppi (Innsbruck, Austria)
Sleep dysfunction and its clinical and video-polysomnographic correlates in patients with early Parkinson’s disease in comparison with early Progressive supranuclear palsy

N. Paul, S. Sreedharan, A. Vijayaraghavan (Thiruvananthapuram, India)
Sleep habits and lifestyle factors in people with Parkinson’s disease compared with healthy controls

I. Murasan, S. Diaconu, R. Chiujdea, R. Ilea, A. Urdea-Tuns, D. Batrinu, C. Falup-Pecurariu (Brasov, Romania)
Sleep Patterns and Cognitive Function in Parkinson’s Disease: a Longitudinal Pilot Study

ML. Nasi, E. Fiorenzato, L. Rigon, F. Vianello, D. Lupi, L. Weis, N. Cellini, A. Antonini, R. Biundo (Padova, Italy)
Sleep Quality Among Patients with X-linked Dystonia Parkinsonism

ME. Magsombol, KP. Amamanglon, P. Cataniag, R. Picar, CC. Diesta, JN. Ong (Makati City, Philippines)
Sleep Slow-Wave Activity Topography and Dynamics in PD: Relationships with Resting-State fMRI data and Glymphatic Clearance

O. Alenikova, O. Zmachinskaya, M. Dymkovskaya, E. Mykitchuk (Minsk, Belarus)
Sleep symptoms in people with Progressive Supranuclear Palsy in Argentina

B. Couto, M. Gonzaleztoledo, L. Brolese, G. Mizraji, G. Gomezarevalo, O. Gershanik, A. Chade, B. Högl, A. Stefani (Buenos Aires, Argentina)
Sleep-related Falling Out of Bed in Elderly Patients: The Role of Obstructive Sleep Apnea

R. Alloush, A. Mansour, A. Alloush, M. El-Shiek, T. Alloush (Cairo, Egypt)
Slow-SPEED UK: A Double-Blind Randomised Feasibility Trial of a Remote Gamified Physical Activity Programme in Adults with Hyposmia

V. Azoidou, T. Oosterhof, E. Mitchell, B. Bloem, C. Philpott, S. Darweesh, A. Noyce (London, United Kingdom)
Slow-SPEED-US: Initiation of a Remote Exercise Trial in LRRK2 and GBA1 Carriers

R. Schneider, T. Oosterhof, E. Prins, M. Kmiecik, S. Aslibekyan, N. Hetrick, M. Porto, K. Schmier, C. Dorney, A. Noyce, B. Bloem, S. Darweesh (Rochester, USA)
Smartphone Video Derived Digital Motor Phenotypes of MDS UPDRS-Related Tasks via a Comprehensive Motor Function Test

N. Grammalidis, S. Dias, B. Alves, C. Giaralis, J. Zaras, K. Dimitropoulos, S. Bostantzopoulou-Kabouroglou, N. Del Campo, M. Kurtis, ML. Almarcha-Menargues, B. Falkenburger, T. Feige, N. Schnalke, A. Drif, M. Fabbri, S. Hadjidimitriou, L. Hadjileontiadis (Thermi, Greece)
Smartphone Video-Based Finger Tapping Analysis Using Machine Learning for Parkinson’s Disease Classification

M. Acharya, D. Bose, N. Ghosh, A. Mukherjee (Kharagpur, India)
Smartphone-Based Multilingual Application for Remote Screening and Monitoring of Motor Symptoms Associated with Parkinson’s Disease

S. Pal, B. Biswas, K. Das, D. Santra, D. Mukherjee, R. Gayen, H. Kumar, S. Choudhury (Kolkata, India)
Smartwach Actigraphy for Detection of REM Sleep Behavior Disorder: The dBM-DEV Study

N. Schnalke, T. Feige, J. Zaras, C. Chatzichristos, F. Wang, M. de Vos, I. Gerasimou, A. Moustaklis, N. Del Campo, M. Fabbri, R. Debs, M. Almarcha-Menargues, M. Kurtis, O. Sanchez-Solino, D. Matzakou-Karvouniari, A. Mioglou, C. Sotirakis, L. Hadjileontiadis, S. Hadjidimitriou, B. Falkenburger (Dresden, Germany)
Smell as a Diagnostic Signature: Systematic Review and Meta-Analysis of UPSIT Accuracy in Distinguishing Parkinson’s Disease from Essential Tremor

M. Schiess, J. Martinez-Lemus, J. Rissardo, J. Patino, A. Caprara, A. Mcgarry, I. Walker (Houston, USA)
Smell Testing in The Global Parkinson’s Genetics Program (GP2)

S. Meyer, L. Jones, S. Waters, E. Navarro-Jones, M. Tan, K. Atterling-Brolin, L. Lange, M. Teresa Periñan, J. Trinh, C. Gabbert, A. Noyce, G. Genetics Program (London, United Kingdom)
SMR Combined with Multi Omics to Investigate the Mechanism of Action of the Cell Senescence Associated Gene (CDK2AP1) in Parkinson’s Disease

J. Chen, X. Yang (kunming, China)
smSAA: developing a quantitative seed amplification assay with single molecule spectroscopy

E. Sierecki, P. Manandhar, J. Rukhaya, Y. Graves, Y. Gambin (Sydney, Australia)
SNCA Dysregulation Drives Oxidative Stress and Mitochondrial Dysfunction in Parkinson’s Disease: Evidence from a Punjab Cohort

MI. Iyer, HWS. Suresh Babu, SM. Muthukumar, VK. Lakhanpal, MKY. Yadav, BV. Vellingiri (Bathinda, India)
SNCA-Targeting RNAi Therapeutics Prevent Disease Progression in a Synucleinopathy Mouse Model and Enable Robust, Prolonged, and Safe Alpha-Synuclein Protein Reduction in the Cynomolgus Monkey Central Nervous System

P. Aimé-Wilson, N. Keating, C. Galligan, C. Brown, M. Gao, P. Mookherjee, S. Godin, J. Dave, M. Retter, A. Castoreno, K. Brown, M. Ahmed, A. Avbersek, C. Kyratsous (Tarrytown, USA)
Social Cognition in Patients with Parkinson’s Disease

A. Kim, M. Kim (Cheongju, Republic of Korea)
Social Determinants of Health and MSA survival

Y. Goh, V. Chelban, N. Vijiaratnam, C. Girges, R. Fumi, T. Foltynie, H. Morris, H. Houlden (London, United Kingdom)
Social Network Structure and Caregiving Experiences in South Asian Families Living with Dementia Associated with Parkinsonian Disorders

A. Oberoi, S. Gaur, C. Yang, G. Pal (New Brunswick, USA)
Spatiotemporal Biomarkers of Early Postural Instability in Parkinson’s Disease: Implications for Early Intervention

R. Taniuchi, T. Harada, T. Torii, H. Kowa (Matsue, Japan)
Spatiotemporal Trajectories of Plasma Biomarkers and Diffusion MRI Metrics in Parkinson’s Disease

S. Ueno, H. Takeshige-Amano, S. Miyaguchi, K. Takabayashi, Y. Yada, Y. Kondo, D. Samayoa, E. Igami, T. Ogawa, S. Ueno, W. Sako, T. Tateishi, T. Hoshino, K. Kamagata, N. Hattori, N. Honda, T. Hatano (Tokyo, Japan)
Speaking in Noise: Examination of Speech Motor Control in Parkinson’s Disease

A. Senthinathan, L. Mucciolo (Buffalo, USA)
Specific thalamic subnuclei volumes associate with autonomic dysfunction in Parkinson’s disease

S. Haji, W. Sako, K. Takabayashi, K. Kamagata, T. Hatano, N. Hattori (Bunkyo-ku, Japan)
Spectrum of Orthopaedic Problems in Patients with Movement Disorders: A Systematic Review of Clinical Manifestations

U C. Saini (Chandigarh, India)
Spectrum of Wilson’s Disease from a Tertiary care hospital

R. Devaraj, M. Channapanavur (Bangalore, India)
Speech And Gait In Newly Diagnosed Parkinson’s Disease: Support For Early Rehabilitation

T. Yhlen, E. Franzen, M. Söderholm, S. Grigoriou, S. Whitling, B. Lindholm (Malmö, Sweden)
Speech and Voice Changes after Intensive Therapy in Parkinson’s Disease

L. Tadmor, O. Sella Weiss, Y. Ashkenazi, L. Yaakov, N. Stainer, T. Thies (Cologne, Germany)
Speech Changes as Biomarkers in Huntington’s Disease: a Meta-Analysis

D. Nguyen, S. Yan, M. Elias, Y. Altun (Bronx, USA)
Speech Impairment Severity and Motor Symptom Lateralisation in Advanced Parkinson’s Disease

T. Tienkamp, T. Thies, P. Schumacher, D. Mücke, M. Barbe (Cologne, Germany)
Spinocerebellar Ataxia Type 27B: A Single-Center Experience

S. Hooshmand, L. Jackson (Rochester, USA)
Spiral Dx Real World Evaluation Of An Artificial Intelligence Algorithm For Tremor Detection From Hand Drawn Spirals Community Study Protocol Of A Population Screening Study For Parkinson Disease

MA. Hussain, P. Pankaj, S. Shreya, T. Radhakrishnan, A. R, D. R, D. Garg, A. Elavarasi, M. Tripathi, A. Garg, A. Upadhyay, D. Joshi, S. Kumaran, K. Prasad, AK. Srivastava, R. Rajan (New Delhi, India)
Spiral Dx: Real-world Evaluation of an Artificial Intelligence aLgorithm for Tremor detection and classification from hand-drawn spIrals [RE-AI-LTI]- Protocol of a randomised control trial

S. Xxxx, P. Xxxx, A. Hussain, T. Radhakrishnan, A. Reghu, A. Upadhyay, N. Kamble, P. Pal, S. Mehta, H. Kumar, S. Desai, D. Joshi, D. Radhakrishnan, R. Rajan (New Delhi, India)
Spiritual Well-Being and Clinical Burden in Parkinson’s Disease: A Case–Control Study

DS. Jeong, WY. Jang, KW. Park (Gangneung-si, Republic of Korea)
Stage-Dependent Dysregulation of Peripheral TREM2, SOD1, and Neurofilament Light Chain Across the Parkinson’s Disease Continuum

A. Calculli, D. Di Martino, R. Stiuso, H. Ferrari, C. Fazio, D. Comolli, P. Grillo, N. Polverino, M. Mancini, A. Pisani (Pavia, Italy)
Staged Bilateral MR-Guided Focused Ultrasound in Essential Tremor: Safety, Efficacy, and Rising Adoption of Second-Side Treatment

I. Pyle, R. Martuscello, L. Knight, A. Sanchez Fraga, C. Ferrer, A. Morris, K. Gant, A. Grinspan (Miami, USA)
Stakeholder Engagement to Inform Research on Suicidality and Assisted Dying in Parkinson’s

L. Wright, S. Hussain-Ali, A. Noyce, L. Smith (London, United Kingdom)
Standardised Home-Based Walk Tests Can Capture Gait Differences in Parkinson’s Disease Using Wearable Sensors

C. Sotirakis, N. Conway, J. Ren, M. Dockendorf, O. Patil, S. Lee, J. Fitzgerald, C. Antoniades (University of Oxford, United Kingdom)
Standardized Autonomic and Movement Assessment in Mexican Patients with Undetermined and Degenerative Progressive Parkinsonism: A Single-Center Experience

DAN. Rebolledo-Garcia, ELB. Santiago, SAN. Robles-Bernal, NAN. Sánchez-González, DUL. Zayago-Angeles, BRE. González-Bedolla, FRA. Luna-Rangel (Mexico City, Mexico)
Stellate Ganglion Block for Restless Legs Syndrome in a Patient with Renal Failure a Case Report

Z. Zhang (Shanxi, China)
STEM-PD: An open-label phase I/II trial of transplanted human pluripotent stem cell-derived dopaminergic progenitor cells in Parkinson’s disease

G. Paul, H. Bjartmarz, A. Kirkeby, J. Nelander, R. Smith, S. Kayhanian, A. Evans, B. Harry, E. Cutting, S. Fazal, N. Lao-Kaim, T. van Vliet, I. Grubor, O. Hansson, P. Picchini, O. Lindvall, A. Björklund, H. Widner, M. Parmar, R. Barker (Lund, Sweden)
Stereotactic Neurosurgery for Holmes Tremor: a Retrospective Cohort Study

D. de Bont, V. Odekerken, R. de Bie, M. Bot, P. Munckhof, P. Schuurman, M. Beudel, A. Buijink (Amsterdam, Netherlands)
Stimulation Amplitude Asymmetry in Subthalamic Deep Brain Stimulation Affects Freezing of Gait During Gait Adaptation in Parkinson’s Disease

I. Hanafi, N. Pozzi, G. Pezzoli, J. Volkmann, I. Isaias, C. Palmisano (Würzburg, Germany)
Stimulation-Induced Laryngospasm During Awake Ventral Intermediate Nucleus Deep Brain Stimulation for Essential Tremor

M. Lamartine Monteiro, S. El Hadwe, B. Dorothée, V. Pignato, S. Dethy, N. Massager (La Louvière, Belgium)
Stimulation-Level Sweet-Spot and Connectivity Analysis of Pallidal DBS in Huntington’s Disease

M. Borrell-Pichot, G. Olmedo-Saura, A. Puig-Davi, C. Franch-Marti, S. Martínez-Horta, R. Rodríguez-Rodríguez, JA. Aibar-Duran, R. Martínez-Fernández, B. Pascual-Sedano, J. Kulisevsky, J. Pérez-Pérez, I. Aracil-Bolaños (Barcelona, Spain)
STN Neuronal Activity Shows Complex and Patient-Dependent Differences in Akinetic-Rigid Parkinson’s Disease With and Without Dystonia

A. Golik, P. Pavlovsky, A. Gamaleya, A. Tomskiy, A. Sedov, E. Belova (Moscow, Russian Federation)
STOP-TIC Updates: Strengthening Tourette Treatment Options using TMS to Improve CBIT: A randomized sham-controlled trial

J. Frey, J. Sherman, T. Mcgaughey, J. Suffrdige, E. Reid, M. Khan, U. Najib, A. Wagle Shukla, A. Murray, M. Okun, I. Malaty (Morgantown, USA)
Strategies for Harmonising Clinical Data for Multi-Centre, Large Scale Genome-Wide Association Studies

M. Martín-Bórnez, E. Navarro-Jones, MT. Periñan, L. Jones, H. Iwaki, H. Morris, R. Real (Sevilla, Spain)
Strategies for Participant Retainment in Large Observational Studies in Movement Disorders: a Single Centre Experience

M. Hartmann, A. Rangel Cristales, C. Madrigal Esquivel, N. Martin, O. Makos, J. Staunton, P. Tall, D. van Wamelen (London, United Kingdom)
Strengthening Global Parkinson’s Disease Research Capacity through the GP2 ‘Train the Trainer’ Framework

C. Andrews, T. Perinan, S. Dey, S. Finch, H. Leonard, M. Makarious, A. Zirra, Y. Tay, C. Shambetova, L. Faria-Costa, E. Fernandez-Toledo, K. Step, S. Bandrivska, Y. Mecheri, V. Flores-Ocampo, P. Reyes-Pérez, E. Waldo, K. Senkevich, A. Noyce, GP2. Genetic Program (London, United Kingdom)
Structural Brain Measures Predict Cognitive Performance After Deep Brain Stimulation for Parkinson’s Disease

J. Younce, A. Misra, T. Lee, M. Morgan, R. Kanser (Chapel Hill, USA)
Structural validity, reliability, and minimally important differences for the SCOPA-AUT

D. González, A. Karstens, G. Springer, A. Mahajan (Chicago, USA)
Structural-Functional Coupling Supporting Motor Reserve in Early-Stage Parkinson’s Disease

Y. Li, P. He, L. Wang, K. Nie (Guangzhou, Guangdong Province, China)
Structural-Functional Decoupling and Imaging Transcriptomics in Cognitive Impairment of Parkinson’s Disease

C. Liu, Y. Zhu, L. Yang, X. Yang (kunming, China)
Study on the Mechanism of SIRT3 Protecting Parkinson’s disease by Regulating Mitophagy

NW. Hu, M. Zhang, HM. Cao, QM. Qu (Xi'an, China)
Subcutaneous Levodopa Infusion in Multiple System Atrophy: a Case Series

A. Aldaz Burgoa, C. Ribacoba Díaz, A. Fernández Revuelta, E. López Valdés, R. García-Ramos García (Madrid, Spain)
Sublingual apomorphine for parkinsonian tremor: Post-hoc analysis of pivotal trial data

H. S Dafsari, J. Reis, K. Strauß, H. C Brigas, C. Denecke-Muhr, I. Pijuan Jiménez, J. Holenz (Cologne, Germany)
Sublingual Apomorphine Tolerability in Clinical Practice: 18-months Post launch experience in Europe

J. Kassubek, R. García-Ramos, M. F. Gago, H. Brigas, C. Deneck-Muhr, D. Lopes, C. Meneses, J. Holenz (Ulm, Germany)
Subregional Striatal Dopaminergic Deficits, Cerebral Hypoperfusion and Cognitive Impairment in Parkinson’s Disease

XY. Xie, YL. Du, HL. Wang, G. Wang (Shanghai, China)
Substantia Nigra Free-Water, Metabolic Markers, and Motor Variability in Older Adults with Diabetes

A. Belnavis, S. Chiu, K. Chen, J. Klein-Seetharaman, E. Ofori (Tempe, USA)
Substantia nigra neuromelanin magnetic resonance imaging in LRRK2 asymptomatic carriers

V. Carvalho, J. Freitas, C. Guerreiro, D. Cruz, C. Correia Rodrigues, A. Travessa, R. Barreto, A. Valadas, P. Pita Lobo, M. Grunho, R. Simões, M. Rosa, M. Coelho, A. Mendes, J J. Ferreira, S. Reimão, L. Correia Guedes (LISBOA, Portugal)
Subthalamic Beta Sub-band Composition and Gamma Dynamics Across Medication and Stimulation States in Parkinson’s Disease

Q. Li, K. Wang, X. Jia, J. Li, X. Zhang, Y. Shan, A. Kühn, M. Tuersun, Y. Zhang, B. Niu, N. Li, J. Wu, G. Zhao, Y. Zhang (Beijing, China)
Subthalamic Deep Brain Stimulation Produces Consistent Improvements in Sleep Quality and Daytime Sleepiness in Parkinson’s Disease: A Systematic Review and Meta-analysis

M. Schiess, J. Martinez-Lemus, J. Rissardo, J. Patino, A. Caprara, A. Mcgarry, I. Walker (Houston, USA)
Subthalamic low-frequency activity reflects engagement during live sports viewing

S. Falciglia, L. Caffi, F. Luiso, C. Palmisano, A. Mazzoni, I. Isaias (Pontedera, Italy)
Subthalamic Nucleus Deep Brain Stimulation Impact on Language Network Connectivity

D. Lench, E. Laramie, M. Sowlat, G. Revuelta, F. Rodriguez-Porcel (Charelston, USA)
Subthalamic Nucleus Deep Brain Stimulation Modulates Cortical Activation During Kinesthetic Illusion in Parkinson’s Disease: An fMRI Study

A. Vijayakumari, T. Gonzalez, C. Piccinin, P. Bhattacharyya, M. Lowe, B. Walter (Cleveland, USA)
Subthalamic Nucleus Oscillatory Coupling During Sleep is Impaired in Parkinson’s Disease and Associated with Memory Consolidation

ZX. Yin, HL. Tan, JG. Zhang (Beijing, China)
Subtle Behavioral Changes Observed by Knowledgeable Informants Up to Decades Before Parkinson’s Disease Diagnosis

E. Trinh, K. Harrison, E. Brown, M. Korell, C. Meng, K. Comyns, X. Chen, D. Paredes, L. Racelo, G. Stebbins, C. Tanner (San Francisco, USA)
Subtype-specific alterations of iron deposition and neuromelanin loss in the substantia nigra of Parkinson’s disease

A. Shima, Y. Sakato, R. Sakai, Y. Terada, D. Kambe, A. Nishida, K. Yoshimura, H. Sakamaki, I. Wada, M. Sawamura, E. Nakanishi, H. Yamakado, S. Okuchi, T. Okada, Y. Fushimi, Y. Nakamoto, R. Takahashi, R. Matsumoto, N. Sawamoto (Kyoto, Japan)
Sudomotor Dysfunction in Patients With Normal and Abnormal Cardiac MIBG

Z. Jiang, G. Chiaro, V. Iodice (London, United Kingdom)
Suicidal Ideation and Behavior in Parkinson’s Disease: A Systematic Review and Meta-Analysis

S. Kuanar, A. Mahapatra (Bhubaneswar, India)
Suicidal Ideation and the Hippocampal Histaminergic System in Huntington’s Disease: A PET Study

P. Eze, C. Madrigal-Esquivel, O. Makos, A. Rangel-Cristales, J. Valera-Bermejo, M. Moretto, N. Martin, P. Tall, J. Staunton, M. Hartmann, F. Turkheimer, J. Badenoch, M. Veronese, N. Palasits, A. Wood, S. Williams, D. van Wamelen (London, United Kingdom)
Supine Graded Exercise and Orthostatic Blood Pressure in Alpha-Synucleinopathies

A. VAN.DER Stam, E. Barnes, Z. Jiang, G. Chiaro, V. Iodice (London, United Kingdom)
Survival and Related Factors in Patients with Parkinson’s Disease : A Multicenter Prospective Cohort Study in China

S. Song, L. Xiang, Y. Liu, H. Pan, Y. Wu, X. Li, F. Luo, C. Wang, L. Lei, L. Yao, Y. Zhao, Z. Liu, Q. Sun, J. Guo, B. Tang, I. Wu, L. Yin, X. Zhou, Q. Xu (Changsha, China)
Switch from LCIG to LECIG in advanced Parkinson’s Disease: Real World Outcomes from a Single Centre

A. Aldaz Burgoa, A. Fernández Revuelta, C. Ribacoba Díaz, E. López Valdés, R. García-Ramos García (Madrid, Spain)
Switching to IPX203 from IPX066 Significantly Improves “Good On” Time and Reduces Motor Fluctuations Under Real-World Conditions

R. Hauser, M. Bixby, D. Bega, R. Dewey, Iii, G. Banisadr, S. Fisher (Tampa, USA)
Switching to IPX203 Significantly Increases the Duration of “Good On” Intervals: Interim Real-World Results from the First 111 Patients in ELEVATE-PD

S. Isaacson, L. Cloud, D. Kreitzman, S. Brillman, G. Banisadr, S. Fisher, R. Hauser (Boca Raton, USA)
Synchronous Unilateral Pendular Nystagmus and Palatal Myoclonus After Pontine Hemorrhage: A Case Report

J. Cruz, J. Ong, C. Diesta, P. Cataniag (Makati City, Philippines)
Synergistic Impact of Plasma Neurofilament Light Chain and Neuroimaging Deficits on Cognitive Decline in Prodromal Lewy Body Disease

K. Hiraga, D. Tamakoshi, T. Fukushima, Y. Saito, K. Fuse, T. Uematsu, T. Tsuboi, M. Sato, K. Yokoi, K. Suzuki, Y. Arahata, Y. Washimi, M. Yamamoto, H. Shimizu, M. Wakai, H. Tatebe, T. Tokuda, A. Nakamura, S. Niida, M. Katsuno (Nagoya, Japan)
Synuclein and dopamine transporter biomarkers among phenoconverters to parkinsonian disorders

C. Simonet, J. Yin, L. Chahine, D. Weintraub, K. Chatterjee, C. Caspell-Garcia, D-E. Lafontant, A. Noyce, T. Simuni (London, United Kingdom)
Systemic antioxidant response to bilateral anodal transcranial direct current stimulation in Parkinson’s disease: findings from a pilot randomized controlled study

H. Hadoush, A. Al-Sharman, S. Banihani (Sharjah, United Arab Emirates)
Systemic Inflammation and Cerebral Small Vessel Disease in Progressive Supranuclear Palsy

M. Tian, Y. Yin, D. Guo, P. Li, C. Song, Y. Liu (Jinan, China)