Many cases of Parkinson's Disease found to be Lyme Disease.
Hope Lyme Disease has been ruled out in your cases, and because LD is so difficult to detect in tests.....one of the better labs is Igenex in California.
After 12 years of suffering with many progressing symptoms and being diagnosed with Lupus, Thyroid and Adrenal problems, RA....finally found out this June what I really have is Lyme Disease.