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[Huntington's disease]

Arvid Heiberg1

  • 1Avdeling for medisinsk genetikk, Rikshospitalet, 0027 Oslo. arvid.heiberg@rikshospitalet.no

Tidsskrift for Den Norske Laegeforening : Tidsskrift for Praktisk Medicin, Ny Raekke
|October 11, 2008
PubMed

Insights

Huntington's disease is a progressive neurodegenerative disorder affecting the central nervous system (CNS). This summary covers its symptoms, genetic factors, and diagnostic challenges, including pre-symptomatic and prenatal testing.

Area of Science:

  • Neuroscience
  • Genetics
  • Pathology

Context:

  • Huntington's disease (HD) is an autosomal dominant neurodegenerative disorder.
  • It primarily affects the striatum in the central nervous system (CNS).
  • Characterized by involuntary movements (chorea), personality changes, and dementia.

Purpose:

  • To outline the clinical presentation and progression of Huntington's disease.
  • To discuss the molecular and clinical genetic aspects of HD.
  • To highlight therapeutic challenges and diagnostic strategies, including pre-symptomatic and prenatal diagnosis.

Summary:

  • HD is a slowly degenerative apoptotic condition with a typical onset between 35-55 years, though early and late onset cases occur.
  • The disease progresses over an average of 15 years post-diagnosis.
  • Key features include chorea, personality alterations, and subcortical dementia, impacting CNS function.

Impact:

  • Provides a comprehensive overview of Huntington's disease for clinicians and researchers.
  • Emphasizes the importance of genetic counseling and diagnostic advancements.
  • Informs understanding of therapeutic challenges and patient management strategies.

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