Education/CredentialsMaster of Science of Translational Research: University of Pennsylvania (Bioinformatics)Fellowship: Perelman School of Medicine at the University of Pennsylvania (Movement Disorders)Residency: Emory University School of Medicine (Adult Neurology)Medical Doctor: Universidad Peruana Cayetano Heredia Board Certifications & LicensesAmerican Board of Psychiatry and Neurology (Neurology) (Certification Date: 2023-09-11) SpecialtiesNeurology Contact Information Email augustji@ucmail.uc.edu Clinical Interests Movement DisordersNeurologyAtaxiaBell's PalsyCataplexyCatatoniaChoreaCorticobasal Degeneration (CBD)DementiaDyskinesiasDystoniaEssential Tremor (ET)Gait DisordersHemifacial SpasmHuntington's DiseaseHyperkalemic Periodic ParalysisLewy Body DementiaLewy Body DiseaseMultiple System Atrophy (MSA)Muscle RigidityMuscle SpasticityNormal Pressure HydrocephalusParaparesisParkinson's Hypophonia (Bowing/Atrophy)Posterior Cortical AtrophyPrion DiseasePsychomotor DisordersSensory AtaxiaSerotonin SyndromeSpinocerebellar Ataxia (SCA)Spinocerebellar DegenerationsStiff-Person SyndromeSubacute Combined DegenerationTauopathiesTay-Sachs DiseaseTDP-43 ProteinopathiesTics and Tourette SyndromeTremorsTropical Spastic ParaparesisVascular Cognitive ImpairmentVascular DementiaWernicke Encephalopathy Peer Reviewed Publications Rábano-Suárez, Pablo; Monje, Mariana H G; Vizcarra, Joaquín A; Paul, Serene S; Avión, Sabela; Morse, Michael; Skorvanek, Matej; Tosin, Michelle H S; Fuller, Rebecca L M; Turner, Travis H; Dekker, Marieke C J; Hall, Deborah A; Bergmann, Ken; Cedarbaum, Jesse M; Maetzler, Walter; Espay, Alberto J; Martínez-Martín, Pablo; Stebbins, Glenn T; Mestre, Tiago A; Sánchez-Ferro, Álvaro 2026. MDS PD e-Diary: A New Patient-Centered Digital Tool in Development for People with Parkinson's Disease. Movement disorders clinical practice, 13 4, 1020-1025Sturchio, Andrea; Rocha, Emily M; Kauffman, Marcelo A; Marsili, Luca; Mahajan, Abhimanyu; Saraf, Ameya A; Vizcarra, Joaquin A; Guo, Ziyuan; Espay, Alberto J 2024. Recalibrating the Why and Whom of Animal Models in Parkinson Disease: A Clinician's Perspective. Brain sciences, 14 2, Sturchio, Andrea; Marsili, Luca; Vizcarra, Joaquin A; Dwivedi, Alok K; Kauffman, Marcelo A; Duker, Andrew P; Lu, Peixin; Pauciulo, Michael W; Wissel, Benjamin D; Hill, Emily J; Stecher, Benjamin; Keeling, Elizabeth G; Vagal, Achala S; Wang, Lily; Haslam, David B; Robson, Matthew J; Tanner, Caroline M; Hagey, Daniel W; El Andaloussi, Samir; Ezzat, Kariem; Fleming, Ronan M T; Lu, Long J; Little, Max A; Espay, Alberto J 2020. Phenotype-Agnostic Molecular Subtyping of Neurodegenerative Disorders: The Cincinnati Cohort Biomarker Program (CCBP). Frontiers in aging neuroscience, 12 , 553635 Berman B.D.; Groth C.L.; Sillau S.H.; Richardson S.P.; Norris S.A.; Junker J.; Brüggemann N.; Agarwal P.; Barbano R.L.; Espay A.J.; Vizcarra J.A.; Klein C.; Bäumer T.; Loens S.; Reich S.G.; Vidailhet M.; Bonnet C.; Roze E.; Jinnah H.A.; Perlmutter J.S. 12-17-2019. Risk of spread in adult-onset isolated focal dystonia: a prospective international cohort study Journal of Neurology Neurosurgery and Psychiatry, 91 3, 314-320 Lin Y.; Amokrane N.; Worley S.; Moore L.R.; Rosen A.; Crespo L.P.; Trace K.; Ashizawa T.; Billnitzer A.; Perlman S.; Fisher A.; Bushara K.; Geschwind M.D.; Dietiker C.; Gomez C.M.; Padmanaban M.; Opal P.; Akhtar R.S.; Paulson H.; Srinivasan S.; Ferng A.; Ferrari F.; Onyike C.U.; Fishman A.; Ying S.; Paul A.; Schmahmann J.D.; Stephen C.D.; Gupta A.; Lin C.C.; Subramony S.H.; Burns M.; Wilmot G.; Duquette A.; Zesiewicz T.; Davis M.Y.; Hamedani A.G.; Vizcarra J.A.; Pulst S.M.; Primeaux S.; Rummey C.; Öz G.; Shakkottai V.; Rosenthal L.S.; Kuo S.H. 12-01-2025. Correction: The Natural History Study and Biomarker Collection of the Clinical Research Consortium f Cerebellum, 24 6, Vizcarra J.A.; Yarlagadda S.; Xie K.; Ellis C.A.; Spindler M.; Hammer L.H. 12-01-2024. Artificial Intelligence in the Diagnosis and Quantitative Phenotyping of Hyperkinetic Movement Disor Journal of Clinical Medicine, 13 23, Merola A.; Sturchio A.; Hacker S.; Serna S.; Vizcarra J.A.; Marsili L.; Fasano A.; Espay A.J. 11-02-2018. Technology-based assessment of motor and nonmotor phenomena in Parkinson disease Expert Review of Neurotherapeutics, 18 11, 825-845 Pilotto A.; Romagnolo A.; Tuazon J.A.; Vizcarra J.A.; Marsili L.; Zibetti M.; Rosso M.; Rodriguez-Porcel F.; Borroni B.; Rizzetti M.C.; Rossi C.; Vizcarra-Escobar D.; Molano J.R.; Lopiano L.; Ceravolo R.; Masellis M.; Espay A.J.; Padovani A.; Merola A. 11-01-2019. Orthostatic hypotension and REM sleep behaviour disorder: Impact on clinical outcomes in ?-synuclein Journal of Neurology Neurosurgery and Psychiatry, 90 11, 1257-1263 Espay A.J.; Guskey M.T.; Norton J.C.; Coate B.; Vizcarra J.A.; Ballard C.; Factor S.A.; Friedman J.H.; Lang A.E.; Larsen N.J.; Andersson C.; Fredericks D.; Weintraub D. 11-01-2018. Pimavanserin for Parkinson's Disease psychosis: Effects stratified by baseline cognition and use of Movement Disorders, 33 11, 1769-1776 Vizcarra J.A.; Paul R.A.; Hamedani A.G.; Lynch D.R.; Aamodt W.W. 10-24-2023. Clinical Reasoning: A 48-Year-Old Man With Spasticity and Progressive Ataxia Neurology, 101 17, E1747-E1752 Sturchio A.; Marsili L.; Vizcarra J.A.; Dwivedi A.K.; Kauffman M.A.; Duker A.P.; Lu P.; Pauciulo M.W.; Wissel B.D.; Hill E.J.; Stecher B.; Keeling E.G.; Vagal A.S.; Wang L.; Haslam D.B.; Robson M.J.; Tanner C.M.; Hagey D.W.; El Andaloussi S.; Ezzat K.; Fleming R.M.T.; Lu L.J.; Little M.A.; Espay A.J. 10-08-2020. Phenotype-Agnostic Molecular Subtyping of Neurodegenerative Disorders: The Cincinnati Cohort Biomark Frontiers in Aging Neuroscience, 12 , Lin Y.; Amokrane N.; Worley S.; Moore L.R.; Rosen A.; Crespo L.P.; Trace K.; Ashizawa T.; Billnitzer A.; Perlman S.; Fisher A.; Bushara K.; Geschwind M.D.; Dietiker C.; Gomez C.M.; Padmanaban M.; Opal P.; Akhtar R.S.; Paulson H.; Srinivasan S.; Ferng A.; Ferrari F.; Onyike C.U.; Fishman A.; Ying S.; Paul A.; Schmahmann J.D.; Stephen C.D.; Gupta A.; Lin C.C.; Subramony S.H.; Burns M.; Wilmot G.; Duquette A.; Zesiewicz T.; Davis M.Y.; Hamedani A.G.; Vizcarra J.A.; Pulst S.M.; Primeaux S.; Öz G.; Shakkottai V.G.; Rosenthal L.S.; Kuo S.H. 10-01-2025. The Natural History Study and Biomarker Collection of the Clinical Research Consortium for the Study Cerebellum, 24 5, Merola A.; Torres-Russotto D.R.; Stebbins G.T.; Vizcarra J.A.; Shukla A.W.; Hassan A.; Marsili L.; Krauss J.K.; Elble R.J.; Deuschl G.; Espay A.J. 10-01-2020. Development and Validation of the Orthostatic Tremor Severity and Disability Scale (OT-10) Movement Disorders, 35 10, 1796-1801 Vizcarra D.R.; Cruz A.G.; Rojas E.; Mori N.; Caparó C.; Castañeda C.C.; Castro S.; Gavidia J.M.; González O.; Huertas M.; Meza M.; Montalván V.; Rivara A.; Adrianzén F.; Duque K.; Serván S.A.; Villafuerte B.J.; Vizcarra J.A.; Zamudio R.; Neira E.R.; Carrá A.; Fernández O.; Rivera V. 10-01-2019. Clinical Practice Guidelines: Diagnostic and Treatment of Multiple Sclerosis in Adults Revista De Neuro Psiquiatria, 82 4, 242-257 Aamodt W.W.; Eickholt L.; Coughlin D.G.; Solomon L.; Rendle K.A.; Marshall C.; Vizcarra J.A.; Dahodwala N. 09-01-2025. Sex and Racial/Ethnic Differences in End-of-Life Care Preferences in Persons with Parkinson's Diseas Movement Disorders, 40 9, 1951-1964 Marsili L.; Vizcarra J.A.; Sturchio A.; Dwivedi A.K.; Keeling E.G.; Patel D.; Mishra M.; Farooqi A.; Merola A.; Fasano A.; Mata I.F.; Kauffman M.A.; Espay A.J. 09-01-2021. When does postural instability appear in monogenic parkinsonisms? An individual-patient meta-analysi Journal of Neurology, 268 9, 3203-3211 Vizcarra J.A.; Wilson-Perez H.E.; Fasano A.; Espay A.J. 09-01-2018. Small intestinal bacterial overgrowth in Parkinson's disease: Tribulations of a trial Parkinsonism and Related Disorders, 54 , 110-112 Pilotto A.; Romagnolo A.; Scalvini A.; Masellis M.; Shimo Y.; Bonanni L.; Camicioli R.; Wang L.L.; Dwivedi A.K.; Longardner K.; Rodriguez-Porcel F.; Difrancesco M.; Vizcarra J.A.; Montanaro E.; Maule S.; Lupini A.; Ojeda-López C.; Black S.E.; Delli Pizzi S.; Gee M.; Tanaka R.; Yamashiro K.; Hatano T.; Borroni B.; Gasparotti R.; Rizzetti M.C.; Hattori N.; Lopiano L.; Litvan I.; Espay A.J.; Padovani A.; Merola A. 08-24-2021. Association of Orthostatic Hypotension With Cerebral Atrophy in Patients With Lewy Body Disorders Neurology, 97 8, E814-E824 Vizcarra J.A.; Harrison T.B.; Garcia-Santibanez R. 08-01-2021. Update on Nodopathies of the Peripheral Nerve Current Treatment Options in Neurology, 23 8, Khandelwal P.; Duong M.T.; Levorse L.M.; Trotman W.; Bahena A.; Lim S.A.; Denning A.E.; Chung E.; Olm C.A.; Radhakrishnan H.; Ittyerah R.; Prabhakaran K.; Mizsei G.; Schuck T.; Emrani S.; Vizcarra J.A.; Robinson J.; Ohm D.T.; Phillips J.S.; Cohen J.; Wisse L.E.M.; Detre J.A.; Nasrallah I.M.; Brown C.A.; Das S.R.; Lee E.B.; Tisdall M.D.; Irwin D.J.; McMillan C.T.; Wolk D.A.; Yushkevich P.A. 07-01-2026. Postmortem brain MRI reveals differential associations of subcortical and limbic volumes with cortic Alzheimer S and Dementia, 22 7, Sturchio A.; Dwivedi A.K.; Gastaldi M.; Grimberg M.B.; Businaro P.; Duque K.R.; Vizcarra J.A.; Abdelghany E.; Balint B.; Marsili L.; Espay A.J. 07-01-2022. Movement disorders associated with neuronal antibodies: a data-driven approach Journal of Neurology, 269 7, 3511-3521 Perkins J.A.; Price R.S.; Vizcarra J.A. 06-23-2026. Pearls & Oy-Sters: Plantar Agraphesthesia in Corticobasal Syndrome Neurology, 106 12, Kleiner G.; Fernandez H.H.; Chou K.L.; Fasano A.; Duque K.R.; Hengartner D.; Law A.; Margolius A.; Poon Y.Y.; Sáenz Farret M.; Saleh P.; Vizcarra J.A.; Stebbins G.T.; Espay A.J. 06-01-2021. Non-Motor Fluctuations in Parkinson's Disease: Validation of the Non-Motor Fluctuation Assessment Qu Movement Disorders, 36 6, 1392-1400 Vizcarra J.A.; Lopez-Castellanos J.R.; Dwivedi A.K.; Schmerler D.A.; Ries S.; Espay A.J. 06-01-2019. OnabotulinumtoxinA and cognitive behavioral therapy in functional dystonia: A pilot randomized clini Parkinsonism and Related Disorders, 63 , 174-178 Vizcarra J.A.; Lang A.E.; Sethi K.D.; Espay A.J. 06-01-2015. Vascular Parkinsonism: Deconstructing a Syndrome Movement Disorders, 30 7, 886-894 Duong M.T.; Das S.R.; Khandelwal P.; Vizcarra J.A.; Li Y.; Xie L.; Yushkevich P.A.; Shaw L.M.; Dubroff J.G.; Marek K.; Lasch S.; Tanner C.; Simuni T.; Coffey C.; Kieburtz K.; Wilson R.; Mollenhauer B.; Investigator S.; Investigator S.; Galasko D.; Foroud T.; Chahine L.; Siderowf A.; Seibyl J.; Toga A.; Singleton A.; Weintraub D.; Trojanowski J.; Tosun-Turgut D.; Poston K.; Bressman S.; Merchant K.M.; Poewe W.; Sherer T.; Chowdhury S.; Frasier M.; Kopil C.; Naito A.; Arnedo V.; Dorsey R.; Casaceli C.; Core I.; Daegele N.; Core J.A.S.; Caspell-Garcia C.; Uribe L.; Foster E.; Long J.; Seedorff N.; Crawford K.; Smith D.E.; Casalin P.; Malferrari G.; Halter C.; Russell D.; Factor S.; Hogarth P.; Standaert D.; Amara A.; Hauser R.; Jankovic J.; Stern M.; Hu S.C.; Todd G.; Saunders-Pullman R.; Richard I.; Saint-Hilaire M.H.; Seppi K.; Shill H.; Fernandez H.; Trenkwalder C.; Oertel W.; Berg D.; Brockman K.; Wurster I.; Rosenthal L.; Tai Y.; Pavese N.; Barone P.; Isaacson S.; Espay A.; Rowe D.; Brandabur M.; Tetrud J.; Liang G.; Iranzo A.; Tolosa E.; Marder K.; de Arriba Sanchez M.; Stefanis L.; Marti M.J.; Martinez J.R.; Corvol J.C.; Assly J.O.; Brillman S.; Giladi N.; Smejdir D.; Pelaggi J.; Kausar F.; Rees L. 05-01-2026. Discordance of Dopaminergic Dysfunction and Subcortical Atrophy by ?-Synuclein Status in Sporadic an Movement Disorders, 41 5, 1101-1113 Panwala T.F.; Garcia-Santibanez R.; Vizcarra J.A.; Garcia A.G.; Verma S. 05-01-2022. Childhood-Onset Hereditary Spastic Paraplegia (HSP): A Case Series and Review of Literature Pediatric Neurology, 130 , 7-13 Vizcarra-Escobar D.; Duque K.R.; Barbagelata-Aguero F.; Vizcarra J.A. 05-01-2022. Quality of life in upper airway resistance syndrome Journal of Clinical Sleep Medicine, 18 5, 1263-1270 Espay A.J.; Hausdorff J.M.; Sánchez-Ferro Á.; Klucken J.; Merola A.; Bonato P.; Paul S.S.; Horak F.B.; Vizcarra J.A.; Mestre T.A.; Reilmann R.; Nieuwboer A.; Dorsey E.R.; Rochester L.; Bloem B.R.; Maetzler W. 05-01-2019. A roadmap for implementation of patient-centered digital outcome measures in Parkinson's disease obt Movement Disorders, 34 5, 657-663 Vizcarra J.A.; Sánchez-Ferro Á.; Maetzler W.; Marsili L.; Zavala L.; Lang A.E.; Martinez-Martin P.; Mestre T.A.; Reilmann R.; Hausdorff J.M.; Dorsey E.R.; Paul S.S.; Dexheimer J.W.; Wissel B.D.; Fuller R.L.M.; Bonato P.; Tan A.H.; Bloem B.R.; Kopil C.; Daeschler M.; Bataille L.; Kleiner G.; Cedarbaum J.M.; Klucken J.; Merola A.; Goetz C.G.; Stebbins G.T.; Espay A.J. 05-01-2019. The Parkinson's disease e-diary: Developing a clinical and research tool for the digital age Movement Disorders, 34 5, 676-681 Vizcarra J.A.; Yun J.; Kedar S. 04-18-2023. Chapter 13: Neuro-ophthalmology Neurology, 100 16, S172-S173 Rábano-Suárez P.; Rábano-Suárez P.; Monje M.H.G.; Vizcarra J.A.; Paul S.S.; Paul S.S.; Avión S.; Morse M.; Skorvanek M.; Tosin M.H.S.; Fuller R.L.M.; Turner T.H.; Dekker M.C.J.; Hall D.A.; Bergmann K.; Cedarbaum J.M.; Maetzler W.; Espay A.J.; Martínez-Martín P.; Stebbins G.T.; Mestre T.A.; Sánchez-Ferro Á.; Stebbins G.T.; Martínez-Martín P.; Mestre T.A.; Espay A.J.; Maetzler W.; Hall D.A.; Skorvanek M.; Tosin M.H.S.; Fuller R.L.M.; Turner T.H.; Dekker M.C.J.; Martínez S.A.; Morse M.; Cedarbaum J.M.; Bergmann K.; Vizcarra J.A.; González-Monje M.H.; Sánchez-Ferro Á. 04-01-2026. MDS PD e-Diary: A New Patient-Centered Digital Tool in Development for People with Parkinson's Disea Movement Disorders Clinical Practice, 13 4, 1020-1025 Vizcarra-Escobar D.; Mendiola-Yamasato A.; Anculle-Arauco V.; Vizcarra-Pasapera J.; Guillen-Mendoza D. 03-19-2015. Treatment issues in multiple sclerosis in latin America Neuroepidemiology, 44 1, 66-68 Vizcarra J.A.; Casey H.L.; Hamedani A.G.; Gomez C.M. 03-01-2025. Reliability of remote video ratings of the scale for assessment and rating of ataxia Parkinsonism and Related Disorders, 132 , Vizcarra J.A.; Jinnah H.A. 03-01-2023. What Is Hemidystonia? Movement Disorders Clinical Practice, 10 3, 477-481 Vizcarra J.A.; Wilson-Perez H.E.; Espay A.J. 03-01-2015. The power in numbers: Gut microbiota in Parkinson's disease Movement Disorders, 30 3, 296-298 Espay A.J.; Vizcarra J.A.; Marsili L.; Lang A.E.; Simon D.K.; Merola A.; Josephs K.A.; Fasano A.; Morgante F.; Savica R.; Greenamyre J.T.; Cambi F.; Yamasaki T.R.; Tanner C.M.; Gan-Or Z.; Litvan I.; Mata I.F.; Zabetian C.P.; Brundin P.; Fernandez H.H.; Standaert D.G.; Kauffman M.A.; Schwarzschild M.A.; Sardi S.P.; Sherer T.; Perry G.; Leverenz J.B. 02-12-2019. Revisiting protein aggregation as pathogenic in sporadic Parkinson and Alzheimer diseases Neurology, 92 7, 329-337 Sturchio A.; Rocha E.M.; Kauffman M.A.; Marsili L.; Mahajan A.; Saraf A.A.; Vizcarra J.A.; Guo Z.; Espay A.J. 02-01-2024. Recalibrating the Why and Whom of Animal Models in Parkinson Disease: A Clinician’s Perspective Brain Sciences, 14 2, Sturchio A.; Dwivedi A.K.; Vizcarra J.A.; Chirra M.; Keeling E.G.; Mata I.F.; Kauffman M.A.; Pandey M.K.; Roviello G.; Comi C.; Versino M.; Marsili L.; Espay A.J. 02-01-2021. Genetic parkinsonisms and cancer: A systematic review and meta-analysis Reviews in the Neurosciences, 32 2, 159-167 Artusi C.A.; Dwivedi A.K.; Romagnolo A.; Pal G.; Kauffman M.; Mata I.; Patel D.; Vizcarra J.A.; Duker A.; Marsili L.; Cheeran B.; Woo D.; Contarino M.F.; Verhagen L.; Lopiano L.; Espay A.J.; Fasano A.; Merola A. 02-01-2019. Association of Subthalamic Deep Brain Stimulation With Motor, Functional, and Pharmacologic Outcomes JAMA Network Open, 2 2, e187800 Vizcarra J.A.; Situ-Kcomt M.; Artusi C.A.; Duker A.P.; Lopiano L.; Okun M.S.; Espay A.J.; Merola A. 02-01-2019. Subthalamic deep brain stimulation and levodopa in Parkinson’s disease: a meta-analysis of combined Journal of Neurology, 266 2, 289-297 Merola A.; Sawyer R.P.; Artusi C.A.; Suri R.; Berndt Z.; Lopez-Castellanos J.R.; Vaughan J.; Vizcarra J.A.; Romagnolo A.; Espay A.J. 02-01-2018. Orthostatic hypotension in Parkinson disease: Impact on health care utilization Parkinsonism and Related Disorders, 47 , 45-49 Espay A.J.; Vizcarra J.A.; Marsili L.; Lang A.E.; Sardi S.P.; Leverenz J.B. 01-21-2020. Author response: Revisiting protein aggregation as pathogenic in sporadic Parkinson and Alzheimer di Neurology, 94 3, 144-145 Virameteekul S.; Shin C.; Hirczy S.S.; Sarva H.; Paul S.S.; Maetzler W.; Mirelman A.; Schneider R.B.; Hausdorff J.M.; Vizcarra J.A.; Klucken J.; Monje M.H.G.; Mancini M.; Bonato P.; Nieuwboer A.; Horak F.B.; Rochester L.; Sanchez-Ferro A.; Zatti C.; Fabbri M.; Mestre T.A.; Reilmann R.; Espay A.J.; Bloem B.R.; Pilotto A.; Bhidayasiri R. 01-01-2026. Assessing Digital Health Technologies for Outcome Measurement in Parkinson's Disease Drug Trials: A Movement Disorders, 41 1, 40-62 Vizcarra J.A. 01-01-2026. The Ecology of Care in Parkinson's Disease Movement Disorders Clinical Practice, , Vizcarra J.A.; Hefter K.; Lafontant D.E.; Duong M.T.; Ertefaie A.; Litt B.; Bassett D.S.; Siderowf A.; Marek K.; Tanner C.; Simuni T.; Siderowf A.; Galasko D.; Chahine L.; Coffey C.; Merchant K.; Poston K.; Dobkin R.; Foroud T.; Mollenhauer B.; Weintraub D.; Brown E.; Kieburtz K.; Frasier M.; Sherer T.; Chowdhury S.; Alcalay R.; Videnovic A.; Tosun-Turgut D.; Poewe W.; Bressman S.; Hammer J.; James R.; Riley E.; Seibyl J.; Shaw L.; Standaert D.; Mantri S.; Dahodwala N.; Schwarzschild M.; Marras C.; Fernandez H.; Shoulson I.; Rowbotham H.; Casalin P.; Trenkwalder C.; Sherer T.; Chowdhury S.; Frasier M.; Eberling J.; Kopil K.; O’Grady A.; Kuhl M.M.G.; Kirsch L.; Willson T.; Flagg E.; Simuni T.; McMahon B.; Stanley C.; Fabrizio K.; Ecklund D.; Huff T.; Foroud T.; Heathers L.; Hobbick C.; Antonopoulos G.; Seibyl J.; Poston K.; Coffey C.; Caspell-Garcia C.; Brumm M.; Core B.; Toga A.; Crawford K.; Foroud T.; Hamer J.; Mollenhauer B.; Galasko D.; Merchant K.; Singleton A.; Foroud T.; Montine T.; Tanner C.; Tanner C.; Brown E.; Chahine L.; Dobkin R.; Korell M.; Adler C.; Alcalay R.; Amara A.; Barone P.; Bloem B.; Brockmann K.; Brüggemann N.; Chahine L.; Chou K.; Dahodwala N.; Espay A.; Factor S. 01-01-2026. Sex Differences in Fall Frequency, Risk Factors, and Outcomes in Parkinson's Disease: A Cross-Sectio Movement Disorders Clinical Practice, , Otinkorang K.N.; Vizcarra J.A.; Hamedani A.G. 01-01-2025. Diplopia in the Spinocerebellar Ataxias: Prevalence, Risk Factors, and Association with Falls Neuro Ophthalmology, 49 3, 255-260 Vizcarra J.A. 01-01-2024. Patient diaries in movement disorders Handbook of Digital Technologies in Movement Disorders, , 129-148 Duque K.R.; Vizcarra J.A.; Hill E.J.; Espay A.J. 01-01-2023. Disease-modifying vs symptomatic treatments: Splitting over lumping Handbook of Clinical Neurology, 193 , 187-209 Vizcarra J.A.; Suh J. 01-01-2023. From hypokinesia to hyperkinesia: An 86-year-old-woman with abnormal movements Revista Ecuatoriana De Neurologia, 32 1, 93-97 Mohammad M.E.; Vizcarra J.A.; Garcia X.; Patel S.; Margolius A.; Yu X.X.; Fernandez H.H. 01-01-2021. Impact of behavioral side effects on the management of Parkinson patients treated with dopamine agon Clinical Parkinsonism and Related Disorders, 4 , Carrillo-Larco R.M.; Altez-Fernandez C.; Ravaglia S.; Vizcarra J.A. 01-01-2020. COVID-19 and Guillain-Barre Syndrome: A systematic review of case reports Wellcome Open Research, 5 , Vizcarra J.A.; Hacker S.; Lopez-Castellanos R.; Ryes L.; Laub H.N.; Marsili L.; Dwivedi A.K.; Lafaver K.; Espay A.J. 01-01-2020. Internal versus external frame of reference in functional movement disorders Journal of Neuropsychiatry and Clinical Neurosciences, 32 1, 67-72 Artusi C.A.; Mishra M.; Latimer P.; Vizcarra J.A.; Lopiano L.; Maetzler W.; Merola A.; Espay A.J. 01-01-2018. Integration of technology-based outcome measures in clinical trials of Parkinson and other neurodege Parkinsonism and Related Disorders, 46 , S53-S56
Clinical Interests Movement DisordersNeurologyAtaxiaBell's PalsyCataplexyCatatoniaChoreaCorticobasal Degeneration (CBD)DementiaDyskinesiasDystoniaEssential Tremor (ET)Gait DisordersHemifacial SpasmHuntington's DiseaseHyperkalemic Periodic ParalysisLewy Body DementiaLewy Body DiseaseMultiple System Atrophy (MSA)Muscle RigidityMuscle SpasticityNormal Pressure HydrocephalusParaparesisParkinson's Hypophonia (Bowing/Atrophy)Posterior Cortical AtrophyPrion DiseasePsychomotor DisordersSensory AtaxiaSerotonin SyndromeSpinocerebellar Ataxia (SCA)Spinocerebellar DegenerationsStiff-Person SyndromeSubacute Combined DegenerationTauopathiesTay-Sachs DiseaseTDP-43 ProteinopathiesTics and Tourette SyndromeTremorsTropical Spastic ParaparesisVascular Cognitive ImpairmentVascular DementiaWernicke Encephalopathy
Peer Reviewed Publications Rábano-Suárez, Pablo; Monje, Mariana H G; Vizcarra, Joaquín A; Paul, Serene S; Avión, Sabela; Morse, Michael; Skorvanek, Matej; Tosin, Michelle H S; Fuller, Rebecca L M; Turner, Travis H; Dekker, Marieke C J; Hall, Deborah A; Bergmann, Ken; Cedarbaum, Jesse M; Maetzler, Walter; Espay, Alberto J; Martínez-Martín, Pablo; Stebbins, Glenn T; Mestre, Tiago A; Sánchez-Ferro, Álvaro 2026. MDS PD e-Diary: A New Patient-Centered Digital Tool in Development for People with Parkinson's Disease. Movement disorders clinical practice, 13 4, 1020-1025Sturchio, Andrea; Rocha, Emily M; Kauffman, Marcelo A; Marsili, Luca; Mahajan, Abhimanyu; Saraf, Ameya A; Vizcarra, Joaquin A; Guo, Ziyuan; Espay, Alberto J 2024. Recalibrating the Why and Whom of Animal Models in Parkinson Disease: A Clinician's Perspective. Brain sciences, 14 2, Sturchio, Andrea; Marsili, Luca; Vizcarra, Joaquin A; Dwivedi, Alok K; Kauffman, Marcelo A; Duker, Andrew P; Lu, Peixin; Pauciulo, Michael W; Wissel, Benjamin D; Hill, Emily J; Stecher, Benjamin; Keeling, Elizabeth G; Vagal, Achala S; Wang, Lily; Haslam, David B; Robson, Matthew J; Tanner, Caroline M; Hagey, Daniel W; El Andaloussi, Samir; Ezzat, Kariem; Fleming, Ronan M T; Lu, Long J; Little, Max A; Espay, Alberto J 2020. Phenotype-Agnostic Molecular Subtyping of Neurodegenerative Disorders: The Cincinnati Cohort Biomarker Program (CCBP). Frontiers in aging neuroscience, 12 , 553635 Berman B.D.; Groth C.L.; Sillau S.H.; Richardson S.P.; Norris S.A.; Junker J.; Brüggemann N.; Agarwal P.; Barbano R.L.; Espay A.J.; Vizcarra J.A.; Klein C.; Bäumer T.; Loens S.; Reich S.G.; Vidailhet M.; Bonnet C.; Roze E.; Jinnah H.A.; Perlmutter J.S. 12-17-2019. Risk of spread in adult-onset isolated focal dystonia: a prospective international cohort study Journal of Neurology Neurosurgery and Psychiatry, 91 3, 314-320 Lin Y.; Amokrane N.; Worley S.; Moore L.R.; Rosen A.; Crespo L.P.; Trace K.; Ashizawa T.; Billnitzer A.; Perlman S.; Fisher A.; Bushara K.; Geschwind M.D.; Dietiker C.; Gomez C.M.; Padmanaban M.; Opal P.; Akhtar R.S.; Paulson H.; Srinivasan S.; Ferng A.; Ferrari F.; Onyike C.U.; Fishman A.; Ying S.; Paul A.; Schmahmann J.D.; Stephen C.D.; Gupta A.; Lin C.C.; Subramony S.H.; Burns M.; Wilmot G.; Duquette A.; Zesiewicz T.; Davis M.Y.; Hamedani A.G.; Vizcarra J.A.; Pulst S.M.; Primeaux S.; Rummey C.; Öz G.; Shakkottai V.; Rosenthal L.S.; Kuo S.H. 12-01-2025. Correction: The Natural History Study and Biomarker Collection of the Clinical Research Consortium f Cerebellum, 24 6, Vizcarra J.A.; Yarlagadda S.; Xie K.; Ellis C.A.; Spindler M.; Hammer L.H. 12-01-2024. Artificial Intelligence in the Diagnosis and Quantitative Phenotyping of Hyperkinetic Movement Disor Journal of Clinical Medicine, 13 23, Merola A.; Sturchio A.; Hacker S.; Serna S.; Vizcarra J.A.; Marsili L.; Fasano A.; Espay A.J. 11-02-2018. Technology-based assessment of motor and nonmotor phenomena in Parkinson disease Expert Review of Neurotherapeutics, 18 11, 825-845 Pilotto A.; Romagnolo A.; Tuazon J.A.; Vizcarra J.A.; Marsili L.; Zibetti M.; Rosso M.; Rodriguez-Porcel F.; Borroni B.; Rizzetti M.C.; Rossi C.; Vizcarra-Escobar D.; Molano J.R.; Lopiano L.; Ceravolo R.; Masellis M.; Espay A.J.; Padovani A.; Merola A. 11-01-2019. Orthostatic hypotension and REM sleep behaviour disorder: Impact on clinical outcomes in ?-synuclein Journal of Neurology Neurosurgery and Psychiatry, 90 11, 1257-1263 Espay A.J.; Guskey M.T.; Norton J.C.; Coate B.; Vizcarra J.A.; Ballard C.; Factor S.A.; Friedman J.H.; Lang A.E.; Larsen N.J.; Andersson C.; Fredericks D.; Weintraub D. 11-01-2018. Pimavanserin for Parkinson's Disease psychosis: Effects stratified by baseline cognition and use of Movement Disorders, 33 11, 1769-1776 Vizcarra J.A.; Paul R.A.; Hamedani A.G.; Lynch D.R.; Aamodt W.W. 10-24-2023. Clinical Reasoning: A 48-Year-Old Man With Spasticity and Progressive Ataxia Neurology, 101 17, E1747-E1752 Sturchio A.; Marsili L.; Vizcarra J.A.; Dwivedi A.K.; Kauffman M.A.; Duker A.P.; Lu P.; Pauciulo M.W.; Wissel B.D.; Hill E.J.; Stecher B.; Keeling E.G.; Vagal A.S.; Wang L.; Haslam D.B.; Robson M.J.; Tanner C.M.; Hagey D.W.; El Andaloussi S.; Ezzat K.; Fleming R.M.T.; Lu L.J.; Little M.A.; Espay A.J. 10-08-2020. Phenotype-Agnostic Molecular Subtyping of Neurodegenerative Disorders: The Cincinnati Cohort Biomark Frontiers in Aging Neuroscience, 12 , Lin Y.; Amokrane N.; Worley S.; Moore L.R.; Rosen A.; Crespo L.P.; Trace K.; Ashizawa T.; Billnitzer A.; Perlman S.; Fisher A.; Bushara K.; Geschwind M.D.; Dietiker C.; Gomez C.M.; Padmanaban M.; Opal P.; Akhtar R.S.; Paulson H.; Srinivasan S.; Ferng A.; Ferrari F.; Onyike C.U.; Fishman A.; Ying S.; Paul A.; Schmahmann J.D.; Stephen C.D.; Gupta A.; Lin C.C.; Subramony S.H.; Burns M.; Wilmot G.; Duquette A.; Zesiewicz T.; Davis M.Y.; Hamedani A.G.; Vizcarra J.A.; Pulst S.M.; Primeaux S.; Öz G.; Shakkottai V.G.; Rosenthal L.S.; Kuo S.H. 10-01-2025. The Natural History Study and Biomarker Collection of the Clinical Research Consortium for the Study Cerebellum, 24 5, Merola A.; Torres-Russotto D.R.; Stebbins G.T.; Vizcarra J.A.; Shukla A.W.; Hassan A.; Marsili L.; Krauss J.K.; Elble R.J.; Deuschl G.; Espay A.J. 10-01-2020. Development and Validation of the Orthostatic Tremor Severity and Disability Scale (OT-10) Movement Disorders, 35 10, 1796-1801 Vizcarra D.R.; Cruz A.G.; Rojas E.; Mori N.; Caparó C.; Castañeda C.C.; Castro S.; Gavidia J.M.; González O.; Huertas M.; Meza M.; Montalván V.; Rivara A.; Adrianzén F.; Duque K.; Serván S.A.; Villafuerte B.J.; Vizcarra J.A.; Zamudio R.; Neira E.R.; Carrá A.; Fernández O.; Rivera V. 10-01-2019. Clinical Practice Guidelines: Diagnostic and Treatment of Multiple Sclerosis in Adults Revista De Neuro Psiquiatria, 82 4, 242-257 Aamodt W.W.; Eickholt L.; Coughlin D.G.; Solomon L.; Rendle K.A.; Marshall C.; Vizcarra J.A.; Dahodwala N. 09-01-2025. Sex and Racial/Ethnic Differences in End-of-Life Care Preferences in Persons with Parkinson's Diseas Movement Disorders, 40 9, 1951-1964 Marsili L.; Vizcarra J.A.; Sturchio A.; Dwivedi A.K.; Keeling E.G.; Patel D.; Mishra M.; Farooqi A.; Merola A.; Fasano A.; Mata I.F.; Kauffman M.A.; Espay A.J. 09-01-2021. When does postural instability appear in monogenic parkinsonisms? An individual-patient meta-analysi Journal of Neurology, 268 9, 3203-3211 Vizcarra J.A.; Wilson-Perez H.E.; Fasano A.; Espay A.J. 09-01-2018. Small intestinal bacterial overgrowth in Parkinson's disease: Tribulations of a trial Parkinsonism and Related Disorders, 54 , 110-112 Pilotto A.; Romagnolo A.; Scalvini A.; Masellis M.; Shimo Y.; Bonanni L.; Camicioli R.; Wang L.L.; Dwivedi A.K.; Longardner K.; Rodriguez-Porcel F.; Difrancesco M.; Vizcarra J.A.; Montanaro E.; Maule S.; Lupini A.; Ojeda-López C.; Black S.E.; Delli Pizzi S.; Gee M.; Tanaka R.; Yamashiro K.; Hatano T.; Borroni B.; Gasparotti R.; Rizzetti M.C.; Hattori N.; Lopiano L.; Litvan I.; Espay A.J.; Padovani A.; Merola A. 08-24-2021. Association of Orthostatic Hypotension With Cerebral Atrophy in Patients With Lewy Body Disorders Neurology, 97 8, E814-E824 Vizcarra J.A.; Harrison T.B.; Garcia-Santibanez R. 08-01-2021. Update on Nodopathies of the Peripheral Nerve Current Treatment Options in Neurology, 23 8, Khandelwal P.; Duong M.T.; Levorse L.M.; Trotman W.; Bahena A.; Lim S.A.; Denning A.E.; Chung E.; Olm C.A.; Radhakrishnan H.; Ittyerah R.; Prabhakaran K.; Mizsei G.; Schuck T.; Emrani S.; Vizcarra J.A.; Robinson J.; Ohm D.T.; Phillips J.S.; Cohen J.; Wisse L.E.M.; Detre J.A.; Nasrallah I.M.; Brown C.A.; Das S.R.; Lee E.B.; Tisdall M.D.; Irwin D.J.; McMillan C.T.; Wolk D.A.; Yushkevich P.A. 07-01-2026. Postmortem brain MRI reveals differential associations of subcortical and limbic volumes with cortic Alzheimer S and Dementia, 22 7, Sturchio A.; Dwivedi A.K.; Gastaldi M.; Grimberg M.B.; Businaro P.; Duque K.R.; Vizcarra J.A.; Abdelghany E.; Balint B.; Marsili L.; Espay A.J. 07-01-2022. Movement disorders associated with neuronal antibodies: a data-driven approach Journal of Neurology, 269 7, 3511-3521 Perkins J.A.; Price R.S.; Vizcarra J.A. 06-23-2026. Pearls & Oy-Sters: Plantar Agraphesthesia in Corticobasal Syndrome Neurology, 106 12, Kleiner G.; Fernandez H.H.; Chou K.L.; Fasano A.; Duque K.R.; Hengartner D.; Law A.; Margolius A.; Poon Y.Y.; Sáenz Farret M.; Saleh P.; Vizcarra J.A.; Stebbins G.T.; Espay A.J. 06-01-2021. Non-Motor Fluctuations in Parkinson's Disease: Validation of the Non-Motor Fluctuation Assessment Qu Movement Disorders, 36 6, 1392-1400 Vizcarra J.A.; Lopez-Castellanos J.R.; Dwivedi A.K.; Schmerler D.A.; Ries S.; Espay A.J. 06-01-2019. OnabotulinumtoxinA and cognitive behavioral therapy in functional dystonia: A pilot randomized clini Parkinsonism and Related Disorders, 63 , 174-178 Vizcarra J.A.; Lang A.E.; Sethi K.D.; Espay A.J. 06-01-2015. Vascular Parkinsonism: Deconstructing a Syndrome Movement Disorders, 30 7, 886-894 Duong M.T.; Das S.R.; Khandelwal P.; Vizcarra J.A.; Li Y.; Xie L.; Yushkevich P.A.; Shaw L.M.; Dubroff J.G.; Marek K.; Lasch S.; Tanner C.; Simuni T.; Coffey C.; Kieburtz K.; Wilson R.; Mollenhauer B.; Investigator S.; Investigator S.; Galasko D.; Foroud T.; Chahine L.; Siderowf A.; Seibyl J.; Toga A.; Singleton A.; Weintraub D.; Trojanowski J.; Tosun-Turgut D.; Poston K.; Bressman S.; Merchant K.M.; Poewe W.; Sherer T.; Chowdhury S.; Frasier M.; Kopil C.; Naito A.; Arnedo V.; Dorsey R.; Casaceli C.; Core I.; Daegele N.; Core J.A.S.; Caspell-Garcia C.; Uribe L.; Foster E.; Long J.; Seedorff N.; Crawford K.; Smith D.E.; Casalin P.; Malferrari G.; Halter C.; Russell D.; Factor S.; Hogarth P.; Standaert D.; Amara A.; Hauser R.; Jankovic J.; Stern M.; Hu S.C.; Todd G.; Saunders-Pullman R.; Richard I.; Saint-Hilaire M.H.; Seppi K.; Shill H.; Fernandez H.; Trenkwalder C.; Oertel W.; Berg D.; Brockman K.; Wurster I.; Rosenthal L.; Tai Y.; Pavese N.; Barone P.; Isaacson S.; Espay A.; Rowe D.; Brandabur M.; Tetrud J.; Liang G.; Iranzo A.; Tolosa E.; Marder K.; de Arriba Sanchez M.; Stefanis L.; Marti M.J.; Martinez J.R.; Corvol J.C.; Assly J.O.; Brillman S.; Giladi N.; Smejdir D.; Pelaggi J.; Kausar F.; Rees L. 05-01-2026. Discordance of Dopaminergic Dysfunction and Subcortical Atrophy by ?-Synuclein Status in Sporadic an Movement Disorders, 41 5, 1101-1113 Panwala T.F.; Garcia-Santibanez R.; Vizcarra J.A.; Garcia A.G.; Verma S. 05-01-2022. Childhood-Onset Hereditary Spastic Paraplegia (HSP): A Case Series and Review of Literature Pediatric Neurology, 130 , 7-13 Vizcarra-Escobar D.; Duque K.R.; Barbagelata-Aguero F.; Vizcarra J.A. 05-01-2022. Quality of life in upper airway resistance syndrome Journal of Clinical Sleep Medicine, 18 5, 1263-1270 Espay A.J.; Hausdorff J.M.; Sánchez-Ferro Á.; Klucken J.; Merola A.; Bonato P.; Paul S.S.; Horak F.B.; Vizcarra J.A.; Mestre T.A.; Reilmann R.; Nieuwboer A.; Dorsey E.R.; Rochester L.; Bloem B.R.; Maetzler W. 05-01-2019. A roadmap for implementation of patient-centered digital outcome measures in Parkinson's disease obt Movement Disorders, 34 5, 657-663 Vizcarra J.A.; Sánchez-Ferro Á.; Maetzler W.; Marsili L.; Zavala L.; Lang A.E.; Martinez-Martin P.; Mestre T.A.; Reilmann R.; Hausdorff J.M.; Dorsey E.R.; Paul S.S.; Dexheimer J.W.; Wissel B.D.; Fuller R.L.M.; Bonato P.; Tan A.H.; Bloem B.R.; Kopil C.; Daeschler M.; Bataille L.; Kleiner G.; Cedarbaum J.M.; Klucken J.; Merola A.; Goetz C.G.; Stebbins G.T.; Espay A.J. 05-01-2019. The Parkinson's disease e-diary: Developing a clinical and research tool for the digital age Movement Disorders, 34 5, 676-681 Vizcarra J.A.; Yun J.; Kedar S. 04-18-2023. Chapter 13: Neuro-ophthalmology Neurology, 100 16, S172-S173 Rábano-Suárez P.; Rábano-Suárez P.; Monje M.H.G.; Vizcarra J.A.; Paul S.S.; Paul S.S.; Avión S.; Morse M.; Skorvanek M.; Tosin M.H.S.; Fuller R.L.M.; Turner T.H.; Dekker M.C.J.; Hall D.A.; Bergmann K.; Cedarbaum J.M.; Maetzler W.; Espay A.J.; Martínez-Martín P.; Stebbins G.T.; Mestre T.A.; Sánchez-Ferro Á.; Stebbins G.T.; Martínez-Martín P.; Mestre T.A.; Espay A.J.; Maetzler W.; Hall D.A.; Skorvanek M.; Tosin M.H.S.; Fuller R.L.M.; Turner T.H.; Dekker M.C.J.; Martínez S.A.; Morse M.; Cedarbaum J.M.; Bergmann K.; Vizcarra J.A.; González-Monje M.H.; Sánchez-Ferro Á. 04-01-2026. MDS PD e-Diary: A New Patient-Centered Digital Tool in Development for People with Parkinson's Disea Movement Disorders Clinical Practice, 13 4, 1020-1025 Vizcarra-Escobar D.; Mendiola-Yamasato A.; Anculle-Arauco V.; Vizcarra-Pasapera J.; Guillen-Mendoza D. 03-19-2015. Treatment issues in multiple sclerosis in latin America Neuroepidemiology, 44 1, 66-68 Vizcarra J.A.; Casey H.L.; Hamedani A.G.; Gomez C.M. 03-01-2025. Reliability of remote video ratings of the scale for assessment and rating of ataxia Parkinsonism and Related Disorders, 132 , Vizcarra J.A.; Jinnah H.A. 03-01-2023. What Is Hemidystonia? Movement Disorders Clinical Practice, 10 3, 477-481 Vizcarra J.A.; Wilson-Perez H.E.; Espay A.J. 03-01-2015. The power in numbers: Gut microbiota in Parkinson's disease Movement Disorders, 30 3, 296-298 Espay A.J.; Vizcarra J.A.; Marsili L.; Lang A.E.; Simon D.K.; Merola A.; Josephs K.A.; Fasano A.; Morgante F.; Savica R.; Greenamyre J.T.; Cambi F.; Yamasaki T.R.; Tanner C.M.; Gan-Or Z.; Litvan I.; Mata I.F.; Zabetian C.P.; Brundin P.; Fernandez H.H.; Standaert D.G.; Kauffman M.A.; Schwarzschild M.A.; Sardi S.P.; Sherer T.; Perry G.; Leverenz J.B. 02-12-2019. Revisiting protein aggregation as pathogenic in sporadic Parkinson and Alzheimer diseases Neurology, 92 7, 329-337 Sturchio A.; Rocha E.M.; Kauffman M.A.; Marsili L.; Mahajan A.; Saraf A.A.; Vizcarra J.A.; Guo Z.; Espay A.J. 02-01-2024. Recalibrating the Why and Whom of Animal Models in Parkinson Disease: A Clinician’s Perspective Brain Sciences, 14 2, Sturchio A.; Dwivedi A.K.; Vizcarra J.A.; Chirra M.; Keeling E.G.; Mata I.F.; Kauffman M.A.; Pandey M.K.; Roviello G.; Comi C.; Versino M.; Marsili L.; Espay A.J. 02-01-2021. Genetic parkinsonisms and cancer: A systematic review and meta-analysis Reviews in the Neurosciences, 32 2, 159-167 Artusi C.A.; Dwivedi A.K.; Romagnolo A.; Pal G.; Kauffman M.; Mata I.; Patel D.; Vizcarra J.A.; Duker A.; Marsili L.; Cheeran B.; Woo D.; Contarino M.F.; Verhagen L.; Lopiano L.; Espay A.J.; Fasano A.; Merola A. 02-01-2019. Association of Subthalamic Deep Brain Stimulation With Motor, Functional, and Pharmacologic Outcomes JAMA Network Open, 2 2, e187800 Vizcarra J.A.; Situ-Kcomt M.; Artusi C.A.; Duker A.P.; Lopiano L.; Okun M.S.; Espay A.J.; Merola A. 02-01-2019. Subthalamic deep brain stimulation and levodopa in Parkinson’s disease: a meta-analysis of combined Journal of Neurology, 266 2, 289-297 Merola A.; Sawyer R.P.; Artusi C.A.; Suri R.; Berndt Z.; Lopez-Castellanos J.R.; Vaughan J.; Vizcarra J.A.; Romagnolo A.; Espay A.J. 02-01-2018. Orthostatic hypotension in Parkinson disease: Impact on health care utilization Parkinsonism and Related Disorders, 47 , 45-49 Espay A.J.; Vizcarra J.A.; Marsili L.; Lang A.E.; Sardi S.P.; Leverenz J.B. 01-21-2020. Author response: Revisiting protein aggregation as pathogenic in sporadic Parkinson and Alzheimer di Neurology, 94 3, 144-145 Virameteekul S.; Shin C.; Hirczy S.S.; Sarva H.; Paul S.S.; Maetzler W.; Mirelman A.; Schneider R.B.; Hausdorff J.M.; Vizcarra J.A.; Klucken J.; Monje M.H.G.; Mancini M.; Bonato P.; Nieuwboer A.; Horak F.B.; Rochester L.; Sanchez-Ferro A.; Zatti C.; Fabbri M.; Mestre T.A.; Reilmann R.; Espay A.J.; Bloem B.R.; Pilotto A.; Bhidayasiri R. 01-01-2026. Assessing Digital Health Technologies for Outcome Measurement in Parkinson's Disease Drug Trials: A Movement Disorders, 41 1, 40-62 Vizcarra J.A. 01-01-2026. The Ecology of Care in Parkinson's Disease Movement Disorders Clinical Practice, , Vizcarra J.A.; Hefter K.; Lafontant D.E.; Duong M.T.; Ertefaie A.; Litt B.; Bassett D.S.; Siderowf A.; Marek K.; Tanner C.; Simuni T.; Siderowf A.; Galasko D.; Chahine L.; Coffey C.; Merchant K.; Poston K.; Dobkin R.; Foroud T.; Mollenhauer B.; Weintraub D.; Brown E.; Kieburtz K.; Frasier M.; Sherer T.; Chowdhury S.; Alcalay R.; Videnovic A.; Tosun-Turgut D.; Poewe W.; Bressman S.; Hammer J.; James R.; Riley E.; Seibyl J.; Shaw L.; Standaert D.; Mantri S.; Dahodwala N.; Schwarzschild M.; Marras C.; Fernandez H.; Shoulson I.; Rowbotham H.; Casalin P.; Trenkwalder C.; Sherer T.; Chowdhury S.; Frasier M.; Eberling J.; Kopil K.; O’Grady A.; Kuhl M.M.G.; Kirsch L.; Willson T.; Flagg E.; Simuni T.; McMahon B.; Stanley C.; Fabrizio K.; Ecklund D.; Huff T.; Foroud T.; Heathers L.; Hobbick C.; Antonopoulos G.; Seibyl J.; Poston K.; Coffey C.; Caspell-Garcia C.; Brumm M.; Core B.; Toga A.; Crawford K.; Foroud T.; Hamer J.; Mollenhauer B.; Galasko D.; Merchant K.; Singleton A.; Foroud T.; Montine T.; Tanner C.; Tanner C.; Brown E.; Chahine L.; Dobkin R.; Korell M.; Adler C.; Alcalay R.; Amara A.; Barone P.; Bloem B.; Brockmann K.; Brüggemann N.; Chahine L.; Chou K.; Dahodwala N.; Espay A.; Factor S. 01-01-2026. Sex Differences in Fall Frequency, Risk Factors, and Outcomes in Parkinson's Disease: A Cross-Sectio Movement Disorders Clinical Practice, , Otinkorang K.N.; Vizcarra J.A.; Hamedani A.G. 01-01-2025. Diplopia in the Spinocerebellar Ataxias: Prevalence, Risk Factors, and Association with Falls Neuro Ophthalmology, 49 3, 255-260 Vizcarra J.A. 01-01-2024. Patient diaries in movement disorders Handbook of Digital Technologies in Movement Disorders, , 129-148 Duque K.R.; Vizcarra J.A.; Hill E.J.; Espay A.J. 01-01-2023. Disease-modifying vs symptomatic treatments: Splitting over lumping Handbook of Clinical Neurology, 193 , 187-209 Vizcarra J.A.; Suh J. 01-01-2023. From hypokinesia to hyperkinesia: An 86-year-old-woman with abnormal movements Revista Ecuatoriana De Neurologia, 32 1, 93-97 Mohammad M.E.; Vizcarra J.A.; Garcia X.; Patel S.; Margolius A.; Yu X.X.; Fernandez H.H. 01-01-2021. Impact of behavioral side effects on the management of Parkinson patients treated with dopamine agon Clinical Parkinsonism and Related Disorders, 4 , Carrillo-Larco R.M.; Altez-Fernandez C.; Ravaglia S.; Vizcarra J.A. 01-01-2020. COVID-19 and Guillain-Barre Syndrome: A systematic review of case reports Wellcome Open Research, 5 , Vizcarra J.A.; Hacker S.; Lopez-Castellanos R.; Ryes L.; Laub H.N.; Marsili L.; Dwivedi A.K.; Lafaver K.; Espay A.J. 01-01-2020. Internal versus external frame of reference in functional movement disorders Journal of Neuropsychiatry and Clinical Neurosciences, 32 1, 67-72 Artusi C.A.; Mishra M.; Latimer P.; Vizcarra J.A.; Lopiano L.; Maetzler W.; Merola A.; Espay A.J. 01-01-2018. Integration of technology-based outcome measures in clinical trials of Parkinson and other neurodege Parkinsonism and Related Disorders, 46 , S53-S56
Rábano-Suárez, Pablo; Monje, Mariana H G; Vizcarra, Joaquín A; Paul, Serene S; Avión, Sabela; Morse, Michael; Skorvanek, Matej; Tosin, Michelle H S; Fuller, Rebecca L M; Turner, Travis H; Dekker, Marieke C J; Hall, Deborah A; Bergmann, Ken; Cedarbaum, Jesse M; Maetzler, Walter; Espay, Alberto J; Martínez-Martín, Pablo; Stebbins, Glenn T; Mestre, Tiago A; Sánchez-Ferro, Álvaro 2026. MDS PD e-Diary: A New Patient-Centered Digital Tool in Development for People with Parkinson's Disease. Movement disorders clinical practice, 13 4, 1020-1025Sturchio, Andrea; Rocha, Emily M; Kauffman, Marcelo A; Marsili, Luca; Mahajan, Abhimanyu; Saraf, Ameya A; Vizcarra, Joaquin A; Guo, Ziyuan; Espay, Alberto J 2024. Recalibrating the Why and Whom of Animal Models in Parkinson Disease: A Clinician's Perspective. Brain sciences, 14 2, Sturchio, Andrea; Marsili, Luca; Vizcarra, Joaquin A; Dwivedi, Alok K; Kauffman, Marcelo A; Duker, Andrew P; Lu, Peixin; Pauciulo, Michael W; Wissel, Benjamin D; Hill, Emily J; Stecher, Benjamin; Keeling, Elizabeth G; Vagal, Achala S; Wang, Lily; Haslam, David B; Robson, Matthew J; Tanner, Caroline M; Hagey, Daniel W; El Andaloussi, Samir; Ezzat, Kariem; Fleming, Ronan M T; Lu, Long J; Little, Max A; Espay, Alberto J 2020. Phenotype-Agnostic Molecular Subtyping of Neurodegenerative Disorders: The Cincinnati Cohort Biomarker Program (CCBP). Frontiers in aging neuroscience, 12 , 553635 Berman B.D.; Groth C.L.; Sillau S.H.; Richardson S.P.; Norris S.A.; Junker J.; Brüggemann N.; Agarwal P.; Barbano R.L.; Espay A.J.; Vizcarra J.A.; Klein C.; Bäumer T.; Loens S.; Reich S.G.; Vidailhet M.; Bonnet C.; Roze E.; Jinnah H.A.; Perlmutter J.S. 12-17-2019. Risk of spread in adult-onset isolated focal dystonia: a prospective international cohort study Journal of Neurology Neurosurgery and Psychiatry, 91 3, 314-320 Lin Y.; Amokrane N.; Worley S.; Moore L.R.; Rosen A.; Crespo L.P.; Trace K.; Ashizawa T.; Billnitzer A.; Perlman S.; Fisher A.; Bushara K.; Geschwind M.D.; Dietiker C.; Gomez C.M.; Padmanaban M.; Opal P.; Akhtar R.S.; Paulson H.; Srinivasan S.; Ferng A.; Ferrari F.; Onyike C.U.; Fishman A.; Ying S.; Paul A.; Schmahmann J.D.; Stephen C.D.; Gupta A.; Lin C.C.; Subramony S.H.; Burns M.; Wilmot G.; Duquette A.; Zesiewicz T.; Davis M.Y.; Hamedani A.G.; Vizcarra J.A.; Pulst S.M.; Primeaux S.; Rummey C.; Öz G.; Shakkottai V.; Rosenthal L.S.; Kuo S.H. 12-01-2025. Correction: The Natural History Study and Biomarker Collection of the Clinical Research Consortium f Cerebellum, 24 6, Vizcarra J.A.; Yarlagadda S.; Xie K.; Ellis C.A.; Spindler M.; Hammer L.H. 12-01-2024. Artificial Intelligence in the Diagnosis and Quantitative Phenotyping of Hyperkinetic Movement Disor Journal of Clinical Medicine, 13 23, Merola A.; Sturchio A.; Hacker S.; Serna S.; Vizcarra J.A.; Marsili L.; Fasano A.; Espay A.J. 11-02-2018. Technology-based assessment of motor and nonmotor phenomena in Parkinson disease Expert Review of Neurotherapeutics, 18 11, 825-845 Pilotto A.; Romagnolo A.; Tuazon J.A.; Vizcarra J.A.; Marsili L.; Zibetti M.; Rosso M.; Rodriguez-Porcel F.; Borroni B.; Rizzetti M.C.; Rossi C.; Vizcarra-Escobar D.; Molano J.R.; Lopiano L.; Ceravolo R.; Masellis M.; Espay A.J.; Padovani A.; Merola A. 11-01-2019. Orthostatic hypotension and REM sleep behaviour disorder: Impact on clinical outcomes in ?-synuclein Journal of Neurology Neurosurgery and Psychiatry, 90 11, 1257-1263 Espay A.J.; Guskey M.T.; Norton J.C.; Coate B.; Vizcarra J.A.; Ballard C.; Factor S.A.; Friedman J.H.; Lang A.E.; Larsen N.J.; Andersson C.; Fredericks D.; Weintraub D. 11-01-2018. Pimavanserin for Parkinson's Disease psychosis: Effects stratified by baseline cognition and use of Movement Disorders, 33 11, 1769-1776 Vizcarra J.A.; Paul R.A.; Hamedani A.G.; Lynch D.R.; Aamodt W.W. 10-24-2023. Clinical Reasoning: A 48-Year-Old Man With Spasticity and Progressive Ataxia Neurology, 101 17, E1747-E1752 Sturchio A.; Marsili L.; Vizcarra J.A.; Dwivedi A.K.; Kauffman M.A.; Duker A.P.; Lu P.; Pauciulo M.W.; Wissel B.D.; Hill E.J.; Stecher B.; Keeling E.G.; Vagal A.S.; Wang L.; Haslam D.B.; Robson M.J.; Tanner C.M.; Hagey D.W.; El Andaloussi S.; Ezzat K.; Fleming R.M.T.; Lu L.J.; Little M.A.; Espay A.J. 10-08-2020. Phenotype-Agnostic Molecular Subtyping of Neurodegenerative Disorders: The Cincinnati Cohort Biomark Frontiers in Aging Neuroscience, 12 , Lin Y.; Amokrane N.; Worley S.; Moore L.R.; Rosen A.; Crespo L.P.; Trace K.; Ashizawa T.; Billnitzer A.; Perlman S.; Fisher A.; Bushara K.; Geschwind M.D.; Dietiker C.; Gomez C.M.; Padmanaban M.; Opal P.; Akhtar R.S.; Paulson H.; Srinivasan S.; Ferng A.; Ferrari F.; Onyike C.U.; Fishman A.; Ying S.; Paul A.; Schmahmann J.D.; Stephen C.D.; Gupta A.; Lin C.C.; Subramony S.H.; Burns M.; Wilmot G.; Duquette A.; Zesiewicz T.; Davis M.Y.; Hamedani A.G.; Vizcarra J.A.; Pulst S.M.; Primeaux S.; Öz G.; Shakkottai V.G.; Rosenthal L.S.; Kuo S.H. 10-01-2025. The Natural History Study and Biomarker Collection of the Clinical Research Consortium for the Study Cerebellum, 24 5, Merola A.; Torres-Russotto D.R.; Stebbins G.T.; Vizcarra J.A.; Shukla A.W.; Hassan A.; Marsili L.; Krauss J.K.; Elble R.J.; Deuschl G.; Espay A.J. 10-01-2020. Development and Validation of the Orthostatic Tremor Severity and Disability Scale (OT-10) Movement Disorders, 35 10, 1796-1801 Vizcarra D.R.; Cruz A.G.; Rojas E.; Mori N.; Caparó C.; Castañeda C.C.; Castro S.; Gavidia J.M.; González O.; Huertas M.; Meza M.; Montalván V.; Rivara A.; Adrianzén F.; Duque K.; Serván S.A.; Villafuerte B.J.; Vizcarra J.A.; Zamudio R.; Neira E.R.; Carrá A.; Fernández O.; Rivera V. 10-01-2019. Clinical Practice Guidelines: Diagnostic and Treatment of Multiple Sclerosis in Adults Revista De Neuro Psiquiatria, 82 4, 242-257 Aamodt W.W.; Eickholt L.; Coughlin D.G.; Solomon L.; Rendle K.A.; Marshall C.; Vizcarra J.A.; Dahodwala N. 09-01-2025. Sex and Racial/Ethnic Differences in End-of-Life Care Preferences in Persons with Parkinson's Diseas Movement Disorders, 40 9, 1951-1964 Marsili L.; Vizcarra J.A.; Sturchio A.; Dwivedi A.K.; Keeling E.G.; Patel D.; Mishra M.; Farooqi A.; Merola A.; Fasano A.; Mata I.F.; Kauffman M.A.; Espay A.J. 09-01-2021. When does postural instability appear in monogenic parkinsonisms? An individual-patient meta-analysi Journal of Neurology, 268 9, 3203-3211 Vizcarra J.A.; Wilson-Perez H.E.; Fasano A.; Espay A.J. 09-01-2018. Small intestinal bacterial overgrowth in Parkinson's disease: Tribulations of a trial Parkinsonism and Related Disorders, 54 , 110-112 Pilotto A.; Romagnolo A.; Scalvini A.; Masellis M.; Shimo Y.; Bonanni L.; Camicioli R.; Wang L.L.; Dwivedi A.K.; Longardner K.; Rodriguez-Porcel F.; Difrancesco M.; Vizcarra J.A.; Montanaro E.; Maule S.; Lupini A.; Ojeda-López C.; Black S.E.; Delli Pizzi S.; Gee M.; Tanaka R.; Yamashiro K.; Hatano T.; Borroni B.; Gasparotti R.; Rizzetti M.C.; Hattori N.; Lopiano L.; Litvan I.; Espay A.J.; Padovani A.; Merola A. 08-24-2021. Association of Orthostatic Hypotension With Cerebral Atrophy in Patients With Lewy Body Disorders Neurology, 97 8, E814-E824 Vizcarra J.A.; Harrison T.B.; Garcia-Santibanez R. 08-01-2021. Update on Nodopathies of the Peripheral Nerve Current Treatment Options in Neurology, 23 8, Khandelwal P.; Duong M.T.; Levorse L.M.; Trotman W.; Bahena A.; Lim S.A.; Denning A.E.; Chung E.; Olm C.A.; Radhakrishnan H.; Ittyerah R.; Prabhakaran K.; Mizsei G.; Schuck T.; Emrani S.; Vizcarra J.A.; Robinson J.; Ohm D.T.; Phillips J.S.; Cohen J.; Wisse L.E.M.; Detre J.A.; Nasrallah I.M.; Brown C.A.; Das S.R.; Lee E.B.; Tisdall M.D.; Irwin D.J.; McMillan C.T.; Wolk D.A.; Yushkevich P.A. 07-01-2026. Postmortem brain MRI reveals differential associations of subcortical and limbic volumes with cortic Alzheimer S and Dementia, 22 7, Sturchio A.; Dwivedi A.K.; Gastaldi M.; Grimberg M.B.; Businaro P.; Duque K.R.; Vizcarra J.A.; Abdelghany E.; Balint B.; Marsili L.; Espay A.J. 07-01-2022. Movement disorders associated with neuronal antibodies: a data-driven approach Journal of Neurology, 269 7, 3511-3521 Perkins J.A.; Price R.S.; Vizcarra J.A. 06-23-2026. Pearls & Oy-Sters: Plantar Agraphesthesia in Corticobasal Syndrome Neurology, 106 12, Kleiner G.; Fernandez H.H.; Chou K.L.; Fasano A.; Duque K.R.; Hengartner D.; Law A.; Margolius A.; Poon Y.Y.; Sáenz Farret M.; Saleh P.; Vizcarra J.A.; Stebbins G.T.; Espay A.J. 06-01-2021. Non-Motor Fluctuations in Parkinson's Disease: Validation of the Non-Motor Fluctuation Assessment Qu Movement Disorders, 36 6, 1392-1400 Vizcarra J.A.; Lopez-Castellanos J.R.; Dwivedi A.K.; Schmerler D.A.; Ries S.; Espay A.J. 06-01-2019. OnabotulinumtoxinA and cognitive behavioral therapy in functional dystonia: A pilot randomized clini Parkinsonism and Related Disorders, 63 , 174-178 Vizcarra J.A.; Lang A.E.; Sethi K.D.; Espay A.J. 06-01-2015. Vascular Parkinsonism: Deconstructing a Syndrome Movement Disorders, 30 7, 886-894 Duong M.T.; Das S.R.; Khandelwal P.; Vizcarra J.A.; Li Y.; Xie L.; Yushkevich P.A.; Shaw L.M.; Dubroff J.G.; Marek K.; Lasch S.; Tanner C.; Simuni T.; Coffey C.; Kieburtz K.; Wilson R.; Mollenhauer B.; Investigator S.; Investigator S.; Galasko D.; Foroud T.; Chahine L.; Siderowf A.; Seibyl J.; Toga A.; Singleton A.; Weintraub D.; Trojanowski J.; Tosun-Turgut D.; Poston K.; Bressman S.; Merchant K.M.; Poewe W.; Sherer T.; Chowdhury S.; Frasier M.; Kopil C.; Naito A.; Arnedo V.; Dorsey R.; Casaceli C.; Core I.; Daegele N.; Core J.A.S.; Caspell-Garcia C.; Uribe L.; Foster E.; Long J.; Seedorff N.; Crawford K.; Smith D.E.; Casalin P.; Malferrari G.; Halter C.; Russell D.; Factor S.; Hogarth P.; Standaert D.; Amara A.; Hauser R.; Jankovic J.; Stern M.; Hu S.C.; Todd G.; Saunders-Pullman R.; Richard I.; Saint-Hilaire M.H.; Seppi K.; Shill H.; Fernandez H.; Trenkwalder C.; Oertel W.; Berg D.; Brockman K.; Wurster I.; Rosenthal L.; Tai Y.; Pavese N.; Barone P.; Isaacson S.; Espay A.; Rowe D.; Brandabur M.; Tetrud J.; Liang G.; Iranzo A.; Tolosa E.; Marder K.; de Arriba Sanchez M.; Stefanis L.; Marti M.J.; Martinez J.R.; Corvol J.C.; Assly J.O.; Brillman S.; Giladi N.; Smejdir D.; Pelaggi J.; Kausar F.; Rees L. 05-01-2026. Discordance of Dopaminergic Dysfunction and Subcortical Atrophy by ?-Synuclein Status in Sporadic an Movement Disorders, 41 5, 1101-1113 Panwala T.F.; Garcia-Santibanez R.; Vizcarra J.A.; Garcia A.G.; Verma S. 05-01-2022. Childhood-Onset Hereditary Spastic Paraplegia (HSP): A Case Series and Review of Literature Pediatric Neurology, 130 , 7-13 Vizcarra-Escobar D.; Duque K.R.; Barbagelata-Aguero F.; Vizcarra J.A. 05-01-2022. Quality of life in upper airway resistance syndrome Journal of Clinical Sleep Medicine, 18 5, 1263-1270 Espay A.J.; Hausdorff J.M.; Sánchez-Ferro Á.; Klucken J.; Merola A.; Bonato P.; Paul S.S.; Horak F.B.; Vizcarra J.A.; Mestre T.A.; Reilmann R.; Nieuwboer A.; Dorsey E.R.; Rochester L.; Bloem B.R.; Maetzler W. 05-01-2019. A roadmap for implementation of patient-centered digital outcome measures in Parkinson's disease obt Movement Disorders, 34 5, 657-663 Vizcarra J.A.; Sánchez-Ferro Á.; Maetzler W.; Marsili L.; Zavala L.; Lang A.E.; Martinez-Martin P.; Mestre T.A.; Reilmann R.; Hausdorff J.M.; Dorsey E.R.; Paul S.S.; Dexheimer J.W.; Wissel B.D.; Fuller R.L.M.; Bonato P.; Tan A.H.; Bloem B.R.; Kopil C.; Daeschler M.; Bataille L.; Kleiner G.; Cedarbaum J.M.; Klucken J.; Merola A.; Goetz C.G.; Stebbins G.T.; Espay A.J. 05-01-2019. The Parkinson's disease e-diary: Developing a clinical and research tool for the digital age Movement Disorders, 34 5, 676-681 Vizcarra J.A.; Yun J.; Kedar S. 04-18-2023. Chapter 13: Neuro-ophthalmology Neurology, 100 16, S172-S173 Rábano-Suárez P.; Rábano-Suárez P.; Monje M.H.G.; Vizcarra J.A.; Paul S.S.; Paul S.S.; Avión S.; Morse M.; Skorvanek M.; Tosin M.H.S.; Fuller R.L.M.; Turner T.H.; Dekker M.C.J.; Hall D.A.; Bergmann K.; Cedarbaum J.M.; Maetzler W.; Espay A.J.; Martínez-Martín P.; Stebbins G.T.; Mestre T.A.; Sánchez-Ferro Á.; Stebbins G.T.; Martínez-Martín P.; Mestre T.A.; Espay A.J.; Maetzler W.; Hall D.A.; Skorvanek M.; Tosin M.H.S.; Fuller R.L.M.; Turner T.H.; Dekker M.C.J.; Martínez S.A.; Morse M.; Cedarbaum J.M.; Bergmann K.; Vizcarra J.A.; González-Monje M.H.; Sánchez-Ferro Á. 04-01-2026. MDS PD e-Diary: A New Patient-Centered Digital Tool in Development for People with Parkinson's Disea Movement Disorders Clinical Practice, 13 4, 1020-1025 Vizcarra-Escobar D.; Mendiola-Yamasato A.; Anculle-Arauco V.; Vizcarra-Pasapera J.; Guillen-Mendoza D. 03-19-2015. Treatment issues in multiple sclerosis in latin America Neuroepidemiology, 44 1, 66-68 Vizcarra J.A.; Casey H.L.; Hamedani A.G.; Gomez C.M. 03-01-2025. Reliability of remote video ratings of the scale for assessment and rating of ataxia Parkinsonism and Related Disorders, 132 , Vizcarra J.A.; Jinnah H.A. 03-01-2023. What Is Hemidystonia? Movement Disorders Clinical Practice, 10 3, 477-481 Vizcarra J.A.; Wilson-Perez H.E.; Espay A.J. 03-01-2015. The power in numbers: Gut microbiota in Parkinson's disease Movement Disorders, 30 3, 296-298 Espay A.J.; Vizcarra J.A.; Marsili L.; Lang A.E.; Simon D.K.; Merola A.; Josephs K.A.; Fasano A.; Morgante F.; Savica R.; Greenamyre J.T.; Cambi F.; Yamasaki T.R.; Tanner C.M.; Gan-Or Z.; Litvan I.; Mata I.F.; Zabetian C.P.; Brundin P.; Fernandez H.H.; Standaert D.G.; Kauffman M.A.; Schwarzschild M.A.; Sardi S.P.; Sherer T.; Perry G.; Leverenz J.B. 02-12-2019. Revisiting protein aggregation as pathogenic in sporadic Parkinson and Alzheimer diseases Neurology, 92 7, 329-337 Sturchio A.; Rocha E.M.; Kauffman M.A.; Marsili L.; Mahajan A.; Saraf A.A.; Vizcarra J.A.; Guo Z.; Espay A.J. 02-01-2024. Recalibrating the Why and Whom of Animal Models in Parkinson Disease: A Clinician’s Perspective Brain Sciences, 14 2, Sturchio A.; Dwivedi A.K.; Vizcarra J.A.; Chirra M.; Keeling E.G.; Mata I.F.; Kauffman M.A.; Pandey M.K.; Roviello G.; Comi C.; Versino M.; Marsili L.; Espay A.J. 02-01-2021. Genetic parkinsonisms and cancer: A systematic review and meta-analysis Reviews in the Neurosciences, 32 2, 159-167 Artusi C.A.; Dwivedi A.K.; Romagnolo A.; Pal G.; Kauffman M.; Mata I.; Patel D.; Vizcarra J.A.; Duker A.; Marsili L.; Cheeran B.; Woo D.; Contarino M.F.; Verhagen L.; Lopiano L.; Espay A.J.; Fasano A.; Merola A. 02-01-2019. Association of Subthalamic Deep Brain Stimulation With Motor, Functional, and Pharmacologic Outcomes JAMA Network Open, 2 2, e187800 Vizcarra J.A.; Situ-Kcomt M.; Artusi C.A.; Duker A.P.; Lopiano L.; Okun M.S.; Espay A.J.; Merola A. 02-01-2019. Subthalamic deep brain stimulation and levodopa in Parkinson’s disease: a meta-analysis of combined Journal of Neurology, 266 2, 289-297 Merola A.; Sawyer R.P.; Artusi C.A.; Suri R.; Berndt Z.; Lopez-Castellanos J.R.; Vaughan J.; Vizcarra J.A.; Romagnolo A.; Espay A.J. 02-01-2018. Orthostatic hypotension in Parkinson disease: Impact on health care utilization Parkinsonism and Related Disorders, 47 , 45-49 Espay A.J.; Vizcarra J.A.; Marsili L.; Lang A.E.; Sardi S.P.; Leverenz J.B. 01-21-2020. Author response: Revisiting protein aggregation as pathogenic in sporadic Parkinson and Alzheimer di Neurology, 94 3, 144-145 Virameteekul S.; Shin C.; Hirczy S.S.; Sarva H.; Paul S.S.; Maetzler W.; Mirelman A.; Schneider R.B.; Hausdorff J.M.; Vizcarra J.A.; Klucken J.; Monje M.H.G.; Mancini M.; Bonato P.; Nieuwboer A.; Horak F.B.; Rochester L.; Sanchez-Ferro A.; Zatti C.; Fabbri M.; Mestre T.A.; Reilmann R.; Espay A.J.; Bloem B.R.; Pilotto A.; Bhidayasiri R. 01-01-2026. Assessing Digital Health Technologies for Outcome Measurement in Parkinson's Disease Drug Trials: A Movement Disorders, 41 1, 40-62 Vizcarra J.A. 01-01-2026. The Ecology of Care in Parkinson's Disease Movement Disorders Clinical Practice, , Vizcarra J.A.; Hefter K.; Lafontant D.E.; Duong M.T.; Ertefaie A.; Litt B.; Bassett D.S.; Siderowf A.; Marek K.; Tanner C.; Simuni T.; Siderowf A.; Galasko D.; Chahine L.; Coffey C.; Merchant K.; Poston K.; Dobkin R.; Foroud T.; Mollenhauer B.; Weintraub D.; Brown E.; Kieburtz K.; Frasier M.; Sherer T.; Chowdhury S.; Alcalay R.; Videnovic A.; Tosun-Turgut D.; Poewe W.; Bressman S.; Hammer J.; James R.; Riley E.; Seibyl J.; Shaw L.; Standaert D.; Mantri S.; Dahodwala N.; Schwarzschild M.; Marras C.; Fernandez H.; Shoulson I.; Rowbotham H.; Casalin P.; Trenkwalder C.; Sherer T.; Chowdhury S.; Frasier M.; Eberling J.; Kopil K.; O’Grady A.; Kuhl M.M.G.; Kirsch L.; Willson T.; Flagg E.; Simuni T.; McMahon B.; Stanley C.; Fabrizio K.; Ecklund D.; Huff T.; Foroud T.; Heathers L.; Hobbick C.; Antonopoulos G.; Seibyl J.; Poston K.; Coffey C.; Caspell-Garcia C.; Brumm M.; Core B.; Toga A.; Crawford K.; Foroud T.; Hamer J.; Mollenhauer B.; Galasko D.; Merchant K.; Singleton A.; Foroud T.; Montine T.; Tanner C.; Tanner C.; Brown E.; Chahine L.; Dobkin R.; Korell M.; Adler C.; Alcalay R.; Amara A.; Barone P.; Bloem B.; Brockmann K.; Brüggemann N.; Chahine L.; Chou K.; Dahodwala N.; Espay A.; Factor S. 01-01-2026. Sex Differences in Fall Frequency, Risk Factors, and Outcomes in Parkinson's Disease: A Cross-Sectio Movement Disorders Clinical Practice, , Otinkorang K.N.; Vizcarra J.A.; Hamedani A.G. 01-01-2025. Diplopia in the Spinocerebellar Ataxias: Prevalence, Risk Factors, and Association with Falls Neuro Ophthalmology, 49 3, 255-260 Vizcarra J.A. 01-01-2024. Patient diaries in movement disorders Handbook of Digital Technologies in Movement Disorders, , 129-148 Duque K.R.; Vizcarra J.A.; Hill E.J.; Espay A.J. 01-01-2023. Disease-modifying vs symptomatic treatments: Splitting over lumping Handbook of Clinical Neurology, 193 , 187-209 Vizcarra J.A.; Suh J. 01-01-2023. From hypokinesia to hyperkinesia: An 86-year-old-woman with abnormal movements Revista Ecuatoriana De Neurologia, 32 1, 93-97 Mohammad M.E.; Vizcarra J.A.; Garcia X.; Patel S.; Margolius A.; Yu X.X.; Fernandez H.H. 01-01-2021. Impact of behavioral side effects on the management of Parkinson patients treated with dopamine agon Clinical Parkinsonism and Related Disorders, 4 , Carrillo-Larco R.M.; Altez-Fernandez C.; Ravaglia S.; Vizcarra J.A. 01-01-2020. COVID-19 and Guillain-Barre Syndrome: A systematic review of case reports Wellcome Open Research, 5 , Vizcarra J.A.; Hacker S.; Lopez-Castellanos R.; Ryes L.; Laub H.N.; Marsili L.; Dwivedi A.K.; Lafaver K.; Espay A.J. 01-01-2020. Internal versus external frame of reference in functional movement disorders Journal of Neuropsychiatry and Clinical Neurosciences, 32 1, 67-72 Artusi C.A.; Mishra M.; Latimer P.; Vizcarra J.A.; Lopiano L.; Maetzler W.; Merola A.; Espay A.J. 01-01-2018. Integration of technology-based outcome measures in clinical trials of Parkinson and other neurodege Parkinsonism and Related Disorders, 46 , S53-S56