Admiral Nurse with carer

Types of dementia

Dementia is the broad term used to describe a number of different conditions affecting the brain. These are the most common types of dementia.

Alzheimer’s disease

Alzheimer’s disease is the most common form of dementia, and makes up around 60% of diagnoses in the UK

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Vascular dementia

Around 17% of people diagnosed with dementia will have vascular dementia. It is the second most common form of dementia in the over 65 age group

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Frontotemporal dementia

Frontotemporal dementia is the third most common dementia in people under the age of 65, but it occurs less in the over 65 age group

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Mixed dementia

At least one in every ten people with dementia is diagnosed as having more than one type, or mixed dementia

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Lewy body dementia

Lewy body dementia is a progressive condition that affects movement and motor control

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Alcohol related brain damage

Alcohol related brain damage is caused by drinking alcohol excessively over a prolonged period of time

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Posterior cortical atrophy

Posterior cortical atrophy is a rare form of dementia which people usually develop between the ages of 50 and 65 and often affects their sight

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Huntington's disease

Huntington’s disease is a genetic disorder caused by a faulty gene on chromosome 4

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Parkinson's disease

It is estimated that Parkinson’s disease affects about 1 in 500 people, most commonly in those over 50

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