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Related Experiment Videos

Essential tremor among children.

Joseph Jankovic1, Jaswanth Madisetty, Kevin Dat Vuong

  • 1Department of Neurology, Parkinson's Disease Center and Movement Disorders Clinic, Baylor College of Medicine, 6550 Fannin St, Suite 1801, Houston, TX 77030, USA. josephj@bcm.tmc.edu

Pediatrics
|November 3, 2004
PubMed
Summary

Essential tremor (ET) in children is often misdiagnosed and presents with comorbidities like dystonia. Standard adult treatments, such as propranolol, show potential effectiveness in pediatric essential tremor cases.

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Area of Science:

  • Neurology
  • Pediatric Neurology
  • Movement Disorders

Background:

  • Essential tremor (ET) is a prevalent autosomal dominant disorder, primarily studied in adults.
  • Limited research exists on childhood-onset ET, leading to potential misdiagnosis and underestimation of its impact in pediatric populations.
  • Previous studies on pediatric ET have been constrained by small sample sizes.

Purpose of the Study:

  • To comprehensively characterize the clinical presentation and therapeutic responses of essential tremor in children.
  • To address the knowledge gap regarding the occurrence, clinical features, treatment, and prognosis of ET in pediatric patients.

Main Methods:

  • A retrospective analysis of clinical data from consecutive patients diagnosed with childhood-onset ET.
  • Data collected included demographics, age at onset, family history, associated neurological disorders, and treatment outcomes.

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  • Patients were evaluated at the Movement Disorders Clinic at Baylor College of Medicine.

    • Main Results:

    • The study included 39 pediatric patients with ET; 74.4% were male, with a mean age at onset of 8.8 years.
    • A significant family history of tremor was reported in 79.5% of cases.
    • Neurologic comorbidities, notably dystonia (28.2%), were present in 46.2% of patients. Of those treated, 5 out of 12 improved with propranolol.

    Conclusions:

    • Childhood-onset ET frequently co-occurs with other movement disorders like dystonia, underscoring its heterogeneity.
    • Therapeutic approaches utilized for adult ET appear applicable to children, though further research is warranted.
    • Controlled trials are needed to establish definitive treatment guidelines for pediatric ET.