Wednesday, 27 November 2013

Life Expectancy In Alzheimer's Disease(Ad)And Dementia

By Jack Morgan


Dementia is the medical term used to describe a person's declining mental ability. The decline can be serious enough to affect daily living. Dementia is not a particular illness. It is the overall term to refer to a broad range of symptoms.

Dementia life expectancy may vary from person to person as it also varies on the basis of the cause of dementia. The other factors that determine the life expectancy include time of diagnosis and the reason of having dementia. Dementia is considered as an end of life symptom as any individual who has been diagnosed with the disease is at the final stage of his or her life. Thus for some this final stage may be for 10 years while for others it may be longer. Some may even pass out even earlier than 10 years after being diagnosed with dementia.

Age and gender are the main factors that affect AD and dementia life expectancy. There are many factors in the study that determined how long a person could live after being diagnosed with AD or other forms of dementia. These factors included age, gender as well as level of disability. The following are the main findings of the study:

Other than these, it can also be related to infections that target the spinal cord and the brain and head injury. In other cases, dementia is the outcome of lung, kidney and liver diseases. Hydrocephalus or the accumulation of fluid in the brain is also a major factor in this condition.

During the final stage of dementia, the life expectancy of the individual will start diminishing rapidly as he or she will lose his or her ability to respond to the environment. The early onset of dementia may also be due to other syndromes and diseases as it determines the dementia life expectancy in an individual.

As for the younger population, the loss of life expectancy could be attributed to the fact that they changed their lifestyle due to the effects of dementia. They could not exercise or eat well anymore. However, that alone doesn't explain everything. In a nutshell, the research tells us how long these individuals can live on average, but we don't actually know why.

At this stage, a person with dementia begins to withdraw further into old memories and become too pre-occupied with these and may totally live to that reality and time. Wandering is also a possibility at this point. When this occurs, it is essential to determine a valid reason like either the individual is searching for something or trying to ease boredom. Also, the language at this time may mainly consist of one syllables like the word yes and no.

Dementia that is generally brought on by brain deprived of nutrients and oxygen as a result of shrinking arteries and strokes. This type of dementia is known as vascular dementia and the average dementia life expectancy for these patients is about five years or less.

In conclusion, the life expectancy of elderly people diagnosed with dementia can't be extended beyond their approximate life expectancy due to factors related to their age. But that doesn't mean they can't be taken care of. They can also exercise their brains in several different ways.




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