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A member asked:
Why does parkinson's disease strike some people and not others?
3 doctors weighed in across 2 answers
Brain disease: There a re certain areas in the brain that are altered in persons suffering from Parkinson's disease. We do not know why some people are afflicted and not others yet.
Answered 4/4/2016
6.1k views
Black:white: Western countries' average annual incidence ranges from 4.9 in Sardinia, to what is considered a representative average annual incidence in North America: 25.6 per 100,000 person-years in Olmsted County, Minnesota. [2] [3] the overall prevalence in the US is estimated at 329/100, 000. [4]the mean age of onset is about 65 years. Cases occurring in ages 21 to 40 are considered young-onset PD; m:f.
Answered 10/3/2016
6.1k views
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