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A member asked:
How long does a person last after diagnosis with dementia?
6 doctors weighed in across 2 answers
Average 8-10 years: On average, once diagnosed with alzheimer's dementia, the life expectancy is about 8-10 years. However, it can be up to 20 years.
Answered 2/24/2018
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It really depends: If one is diagnosed early on in the illness, it can be a long term chronic disease lasting 20 years. Most people are not diagnosed until they have moderate or even advanced disease so they live less than 10 years after diagnosis.
Answered 9/7/2013
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