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[Cognitive disorders in patients with Huntington's disease].
M S Barquero-Jiménez1, E Gómez-Tortosa
1Servicio de Neurología; Hospital Clínico Universitario San Carlos, Madrid, 28040, España. mbarquero@hcsc.insalud.es
Revista De Neurologia
|September 20, 2001
Summary
Huntington's disease, a neurodegenerative disorder, presents with motor and cognitive decline. Research now analyzes genetic defects and early symptoms in carriers to detect preclinical cognitive deterioration.
Area of Science:
- Neurogenetics
- Neurology
- Human Genetics
Context:
- Huntington's disease (HD) recognized since 1872.
- Characterized by chorea and cognitive deterioration.
- Genetic defect identified: CAG triplet expansion on chromosome 4.
Purpose:
- Present clinical forms of HD based on age of onset.
- Correlate symptoms and CAG triplet repeat severity.
- Study asymptomatic carriers for early cognitive decline detection.
Summary:
- Analyzes Huntington's disease clinical presentations.
- Investigates motor and behavioral disorders (depression, anxiety, etc.).
- Details cognitive deficits (attention, memory, planning).
Impact:
- Facilitates understanding of HD progression.
- Aids in early detection of cognitive deterioration in at-risk individuals.
- Informs potential therapeutic strategies for Huntington's disease.