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Vascular aspects in Alzheimer's disease
1Institute of Clinical Neuroscience, Section of Psychiatry, Sahlgrenska Hospital, Göteborg University, Sweden.
Journal of Neural Transmission. Supplementum
|August 29, 2000
Summary
Alzheimer's disease (AD) is not typically vascular, but studies suggest links between AD and vascular risk factors. This may indicate overdiagnosis or shared pathological mechanisms between AD and cerebrovascular disease.
Area of Science:
- Neurology
- Gerontology
- Pathology
Background:
- Alzheimer's disease (AD) is a primary degenerative dementia, traditionally distinct from vascular dementia.
- Severe cerebrovascular diseases have historically excluded AD clinical diagnosis.
- Recent studies indicate a potential association between AD and vascular risk factors.
Purpose of the Study:
- To explore the association between Alzheimer's disease and cerebrovascular disease.
- To investigate potential shared mechanisms or influences between AD and vascular pathology.
Main Methods:
- Review of epidemiological and neuropathological studies.
- Analysis of associations between AD and vascular risk factors (hypertension, APOE4, heart disease, diabetes, atherosclerosis).
Main Results:
- Evidence suggests a link between AD and vascular risk factors like hypertension and diabetes.
- Findings may imply overdiagnosis of AD in patients with silent cerebrovascular disease.
- Cerebrovascular disease might influence AD's clinical presentation or vice versa.
Conclusions:
- The relationship between Alzheimer's disease and vascular disease is complex and warrants further investigation.
- Shared pathological pathways, including renin-angiotensin system disturbances and apoptosis, may link AD and vascular disorders.
- Understanding these links is crucial for accurate diagnosis and potential therapeutic strategies.