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What causes hallucinations, indifferent mood and personality change? 2 possible conditions

See a list of possible causes in order from the most common to the least.

1

What is Alzheimer's Disease?

Alzheimer's disease (AD), the most common cause of dementia, is a progressive brain disorder. Learn about the causes, signs and research being done about AD.

Read more »

2

Dementia Overview

Find out what you need to know about dementia, and learn how it's different from ordinary aging.

Read more »

This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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