Dementia is a word used to describe a group of symptoms including memory loss, confusion, mood changes and difficulty with day-to-day tasks. There are many causes of dementia, with Alzheimer’s the most common.

These pages provide specific information about common causes of dementia, along with more general information. It does not replace any advice given by doctors, nurses or pharmacists, but aims to give background information which we hope you find helpful.

Different Causes of Dementia:

Alzheimer’s is a disease that causes dementia. It is the most common cause of dementia, accounting for about two-thirds of cases in the elderly.

Vascular Dementia is the second most common cause of dementia after Alzheimer’s disease.

Dementia with Lewy bodies (DLB) is the third most common cause of dementia.

Frontotemporal dementia or FTD (sometimes called Pick’s disease) is a relatively rare form of dementia.