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Dementia: Alzheimers
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Dementia is a broad term for a range of symptoms that occur as a result of damage to your brain. It's more likely to affect you if you are over 65 - this is late-onset dementia. Dementia occurring before this age is called early-onset. Diseases such as Alzheimer's disease lead to dementia. You may ... develop dementia if small blood vessels become blocked in your brain.
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Dementia isn't always due to Alzheimer's. Before you conclude that a loved one's memory loss and confusion stem from an irreversible disease process, get a thorough medical evaluation. Even if the evaluation uncovers no underlying condition that, with treatment, can reverse dementia, options may be available for easing its symptoms. Knowing the likely cause of dementia... is the essential first step toward managing it appropriately.
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Dementia caused by neurological degenerative disease, especially Alzheimer's disease, is increasing in frequency more than most other types of dementia. Some researchers suspect that as many as half of all people over 80 years old develop Alzheimer's disease. Also, the increased incidence of AIDS dementia complex, which results from HIV infection, helps account for the increased dementia in recent history.
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Dementia is a neurological disorder that affects your ability to think, speak, reason, remember and move. While Alzheimer's disease is the most common cause of dementia, many other conditions ... can cause similar symptoms. Some of these disorders get worse with time and cannot be cured. Other types respond so well to treatment, their symptoms may even be reversed.
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Dementia resulting from the abnormal formation of protein in the brain (Lewy bodies) is the second most common form of dementia in the elderly. It is unclear whether these structures are related to the brain abnormalities noted in Alzheimer's patients. Lewy body formation differs from Alzheimer's in that the speed of brain functions is affected more so than memory.
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Dementia develops when the parts of the brain that are involved with learning, memory, decision-making, and language are affected by one or more of a variety of infections or diseases. The most common cause of dementia is Alzheimer's disease, but there are as many as 50 other known causes. Most of these causes are very rare.
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