There’s a strong correlation between the presence of Lewy Bodies, mis-folded alpha-synuclein proteins in the brain, and the development of “Parkinson’s Plus” conditions, which include Dementia with Lewy Bodies (DLB), Parkinson’s Disease (PD), and Parkinson’s Disease Dementia (PDD). This has
SynNeurGe: a Proposed Biological Classification of Parkinson’s Disease
There is an interesting movement currently evolving in the research community that advocates a merging the names of Lewy Body Dementia and Parkinson’s Disease, possibly under the latter’s better known umbrella, since they both seem to have misfolded alpha-synuclein proteins