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Dementia

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Dementia is a collective term for cognitive disorders primarily affecting memory, thinking, and reasoning. It is not a specific disease but a syndrome, with Alzheimer's disease being the most common cause, accounting for approximately 60-80% of cases. Other types include vascular dementia, Lewy body dementia, and frontotemporal dementia. Dementia affects millions worldwide, particularly older adults, though it is not a normal part of aging.
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Related Experiment Video

Updated: Jan 31, 2026

Using Retinal Imaging to Study Dementia

Using Retinal Imaging to Study Dementia

Published on: November 6, 2017

Anxiety and dementia: cause or effect?

¹Institute of Psychiatry, Psychology and Neuroscience, King's College London, London, UK.

Acta Psychiatrica Scandinavica

|December 19, 2018

Summary

No abstract available in PubMed .

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