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Journal ArticleDOI

Behavior in Huntington's disease: dissociating cognition-based and mood-based changes.

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TLDR
The authors examine the relationship of three dimensions of behavioral change measured by the Problem Behaviors Assessment for Huntington's Disease to cognitive and motor indices of disease severity to suggest certain behavioral alterations are intrinsic to the evolution and progression of HD.
Abstract
The authors examined the relationship of three dimensions of behavioral change (Apathy, Depression, and Irritability) measured by the Problem Behaviors Assessment for Huntington's Disease (PBA-HD) to cognitive and motor indices of disease severity. The Apathy subscale was highly correlated with both cognitive and motor impairment; the Irritability and Depression subscales were not. The findings suggest that certain behavioral alterations are intrinsic to the evolution and progression of HD, whereas others are more variable and are independent of other indices of disease progression.

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Citations
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Journal ArticleDOI

Huntington's disease.

TL;DR: Effective intervention by clinicians is possible in terms of providing patients and families with accurate information about the disease, counseling them about availability of genetic testing at specialized centers, and in giving them sound advice regarding work, driving, relationships, finances, research participation, and support groups.
Journal ArticleDOI

Apathy and the Functional Anatomy of the Prefrontal Cortex–Basal Ganglia Circuits

TL;DR: The clinical signs grouped under the concept of apathy are a common feature of prefrontal and basal ganglia lesions or dysfunctions and can therefore help to improve the understanding of the functional anatomy of the prefrontal-basal ganglia system.

FEATURE ARTICLE Apathy and the Functional Anatomy of the Prefrontal Cortex--Basal Ganglia Circuits

Richard Levy, +1 more
TL;DR: The clinical signs of apathy are a common feature of prefrontal and basal ganglia lesions or dysfunctions and can therefore help to improve our understanding of the functional anatomy of the prefrontal--basal ganglia system as discussed by the authors.
Journal ArticleDOI

Huntington's disease: from pathology and genetics to potential therapies.

TL;DR: Not all of the effects of mutant huntingtin may be cell-autonomous, and it is possible that abnormalities in neighbouring neurons and glia may also have an impact on connected cells.
Book ChapterDOI

The Neuropathology of Huntington’s Disease

TL;DR: This variable pattern of pathology appears to reflect the highly variable symptomatology of cases with Huntington's disease even among cases possessing the same number of CAG repeats.
References
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Journal ArticleDOI

Reliability, validity, and clinical correlates of apathy in Parkinson's disease.

TL;DR: Results suggest that apathy is a frequent finding in PD, is significantly associated with specific cognitive impairments, and may have a different mechanism than depression.
Journal ArticleDOI

Huntington disease: Clinical care and evaluation

Ira Shoulson, +1 more
- 01 Jan 1979 - 
TL;DR: The Commission for the Control of Huntington Disease and Its Consequences, established by the Ninety-Fourth United States Congress, recently completed an appraisal of clinical care of the patient and family with Huntington disease.
Journal ArticleDOI

Apathy Is Not Depression

TL;DR: This article performed a cross-sectional comparison of neuropsychiatric symptoms in 30 Alzheimer's disease, 28 frontotemporal dementia, 40 Parkinson disease, 34 Huntington disease, and 22 progressive supranuclear palsy patients, using a standardized rating scale (the Neuropsychiatric Inventory).
Journal ArticleDOI

Anatomic and behavioral aspects of frontal-subcortical circuits.

TL;DR: Frontal-subcortical circuits provide a comprehensive framework for understanding the anatomy, biochemistry, and pharmacology of behavior and the actions of PCP, LSD, serotonergic antidepressants, anxiolytics, sedative-hypnotics, antipsychotic agents, and ethanol may all be partially or primarily mediated through transmitter systems and receptor effects expressed through frontal- Subcorticals.
Journal ArticleDOI

Psychiatric syndromes in Huntington's disease.

TL;DR: Consideration of the array of behavioral disturbances encountered in this pathogenetically unified disorder suggests that a dimensional approach to symptom classification might prove more useful heuristically than present typological methods.
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