MDS Abstracts

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

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Articles tagged "Paroxysmal dyskinesia"

  • 2026 International Congress

    Clinical Outcomes Of Globus Pallidus Internus Deep Brain Stimulation In ADCY5-Related Dyskinesia: A Case Series From A Tertiary Movement Disorders Center

    T. Alhawsawi, N. Alenazi, S. Alshimemeri, H. Alhodaif, S. Alqahtani, F. Alotaibi, A. Aldakheel (Riyhadh, Saudi Arabia)

    Objective: To describe the clinical outcomes of globus pallidus internus deep brain stimulation (DBS-GPi) in three patients with genetically confirmed ADCY5 mutation. Background: ADCY5 dyskinesia…
  • 2026 International Congress

    Expanding the Phenotypic Spectrum of PRRT2 Channelopathy: A Homozygous Mutation With Early Epilepsy, Autism And Dysmorphism In A Consanguineous Family

    N. Mishra, M. Bhatt, S. Bidkar, A. Patel (Andheri, India)

    Objective: Case Report Background: A child born to third-degree consanguineous parents presented with seizures beginning at 2.5 months of age. Over time, the child developed…
  • 2026 International Congress

    Unmasking the Masquerader: Paroxysmal Kinesigenic Dyskinesia (PKD) Misdiagnosed as Epilepsy for Nearly a decade: Time to Act (Consecutive Cohort of 25 patients)

    R. Bansal, A. Bansal (Delhi, India)

    Objective: To characterize the clinical phenotype, diagnostic journey and one year treatment outcomes in paroxysmal kinesigenic dyskinesia (PKD) at a tertiary movement disorder centre in…
  • 2026 International Congress

    Genotype-Phenotype Correlations in KCNMA1 Channelopathy: A Comparative Analysis of Gain-of-Function and Loss-of-Function Variants in a Korean Cohort and Literature Review

    JM. Kim, S. Lee, SY. Kim, J. Moon, JH. Chae (Seoul, Republic of Korea)

    Objective: The objectives of this study are to delineate the distinct genotype-phenotype correlations between gain-of-function and loss-of-function KCNMA1 variants by analyzing a novel clinical cohort…
  • 2026 International Congress

    Homozygous PRRT2 Frameshift Mutation Presenting with Infantile Onset Seizures and Childhood Episodic Ataxia

    P. Bhatele, P. Kukkle (Manipal, India)

    Objective: To report a rare presentation of a homozygous PRRT2 frameshift mutation manifesting as infantile-onset seizures followed by childhood episodic gait imbalance. Background: PRRT2 mutations…
  • 2026 International Congress

    Behavioral Phenotype of a Mouse Model of Mixed Movement Disorders Linked to ADCY5

    J. Baik, E. Conabady, M. Doulazmi, R. Yuan, C. Dubacq, E. Roze (Paris, France)

    Objective: To define the motor and non-motor phenotypic features of a novel Adcy5R419W mouse line [1] and validate it as an integrated model of human mixed movement disorders…
  • 2026 International Congress

    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)

    Objective: To describe the diagnostic value of pallidal local field potentials in distinguishing movement disorder from seizure in a complex phenotype. Background: Sensing-capable deep brain…
  • 2025 International Congress

    GNAI1-Associated Childhood-Onset Hyperkinetic Movement Disorder: A Case Report

    T. Larsh, A. Espay, D. Gilbert, S. Wu (Cincinnati, USA)

    Objective: To describe the clinical presentation, diagnostic evaluation, and genetic findings in a 7-year-old male with a hyperkinetic movement disorder associated with a novel GNAI1…
  • 2025 International Congress

    Phenotypic Spectrum In Children And Adolescents With Glucose Transporter 1 Deficiency A Multicentric Retrospective Study

    S. Yoganathan, C. Pefaur, V. Gowda, V. Cornejo, V. Quiroz, P. Jain, S. Sharma, L. Guilder, G. Costain, I. Tein, C. Gorodetksy (Toronto, Canada)

    Objective: To describe the spectrum of phenotypes in children and adolescents with biochemically and/or genetically proven Glucose Transporter 1 (GLUT1) deficiency. Background: The phenotypes in…
  • 2025 International Congress

    Development of Gene Panel by Next‐Generation Sequencing Approach for Diagnosis of Paroxysmal Movement Disorders

    PS. Somanna, RS. Sampath, PLK. Kukkle, AK. Kolandaswamy, VKN. Nanjundagowda, RP. P, UR. R, KK. Kotha, PA. Agarwal, SNS. N S, AR. Raina, PKS. Kumar S, GM. Majigoudra (Bangalore, India)

    Objective: To develop a targeted gene panel for Paroxysmal Movement Disorders using Whole Exome Sequencing. Background: Paroxysmal movement disorders (PMDs) are a neurological disorder, characterized…
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