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Arithmetic word-problem-solving in Huntington's disease.

Philippe Allain1, Christophe Verny, Ghislaine Aubin

  • 1Neuropsychological Unit, Department of Neurology, University Hospital of Angers, France. PhAllain@chu-angers.fr

Brain and Cognition
|January 5, 2005
PubMed
Summary
This summary is machine-generated.

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Early Huntington's disease patients show impaired planning for complex arithmetic word problems but not in inhibiting aberrant problems. This executive functioning deficit suggests early frontal lobe involvement.

Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Neurology

Background:

  • Huntington's disease (HD) is a neurodegenerative disorder affecting executive functions.
  • Early detection of cognitive deficits is crucial for understanding disease progression.

Purpose of the Study:

  • To investigate executive functioning in early Huntington's disease using an arithmetic word-problem-solving task.
  • To assess planning abilities and inhibition skills in HD patients compared to controls.

Main Methods:

  • An arithmetic word-problem-solving task with solvable and aberrant problems was administered.
  • Ten early Huntington's disease patients and 12 matched controls participated.

Main Results:

  • Huntington's disease patients performed significantly worse on solvable problems.

Related Experiment Videos

  • No significant difference was found in inhibiting aberrant problems between groups.
  • This dissociation suggests a specific impairment in planning complex problem-solving.

    • Conclusions:

    • Early Huntington's disease is associated with a precocious planning deficit in complex arithmetic tasks.
    • This executive dysfunction aligns with neuropathological findings of frontal lobe degeneration.
    • The results support the hypothesis of early executive function impairments in Huntington's disease.