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Frontal lobe dysfunction caused by multiple lacunar infarction in community-dwelling elderly subjects
Yuki Takashima1, Hiroshi Yao, Hiroshi Koga
1Center for Emotional and Behavioral Disorder, Hizen National Hospital, Kanzaki, Saga 842-0192, Japan. taka@hizen2.hosp.go.jp
Journal of the Neurological Sciences
|September 16, 2003
Summary
Frontal lobe function in older adults is influenced by age and vascular health. Multiple small strokes (lacunar infarcts) significantly impair cognitive abilities, even in seemingly healthy individuals.
Area of Science:
- Neuroscience
- Gerontology
- Radiology
Background:
- Frontal lobe functions are crucial for cognitive abilities in the elderly.
- Understanding factors affecting frontal lobe function is vital for healthy aging.
Purpose of the Study:
- To investigate the clinical and imaging factors associated with frontal lobe dysfunction in community-dwelling elderly individuals.
Main Methods:
- Utilized magnetic resonance imaging (MRI) and clinical assessments in 119 elderly subjects.
- Employed the modified Stroop test and Wisconsin Card Sorting Test (WCST) for cognitive evaluation.
- Performed logistic regression analysis to identify significant influencing factors.
Main Results:
- Older age, increased lacunar infarcts, and lower HDL cholesterol were linked to impaired frontal lobe function.
- Multiple lacunar infarcts were identified as a key cause of latent frontal lobe dysfunction.
Conclusions:
- Vascular factors, particularly lacunar infarcts, play a significant role in frontal lobe dysfunction among the elderly.
- Early detection and management of vascular risk factors may preserve cognitive health in aging populations.