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Dementia

Dementia

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.
The progression of dementia is generally gradual....

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Related Experiment Video

Updated: Feb 12, 2026

Using Retinal Imaging to Study Dementia

Using Retinal Imaging to Study Dementia

Published on: November 6, 2017

On Dementia

Strethill H Wright¹

¹Senior Assistant Physician, Royal Edinburgh Asylum, Morningside.

Edinburgh Medical Journal

|April 12, 2018

Summary

No abstract available in PubMed .

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