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What are some common dementia symptoms?

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Quick Answer

Common symptoms of dementia include cognitive changes such as memory loss and problems with disorientation, as well as difficulty with communicating, planning and motor functions, according to the Mayo Clinic. Other symptoms include psychological changes such as inappropriate behavior, paranoia, hallucinations, agitation and personality changes.

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Full Answer

Dementia symptoms can vary depending on the patient or the cause of the dementia, according to the Mayo Clinic, so not all individuals present with similar warning signs. Any person experiencing memory issues or symptoms of psychological changes should visit a doctor right away.

Before an individual can be diagnosed with dementia, he must present significant impairments in two of five select core mental functions, according to the Alzheimer’s Association. These mental functions are memory, communication and language; the ability to focus and pay attention; visual perception or reasoning; and judgement.

Dementia is classified as a brain condition that causes problems with thinking and memory, according to WebMD. Dementia is not a specific disease, but a general term to describe a range of symptoms, states the Alzheimer’s Association. While there are different types of dementia and different diseases that cause the condition, most types of dementia do worsen over time. Alzheimer’s disease accounts for 60 to 80 percent of dementia cases, with vascular dementia being the second most common type of dementia.

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