“Family History and Polygenic Risk Score of Alzheimer’s Disease Increase Parkinson’s Disease Risk, Partially Mediated by Alzheimer’s-Related Genetic Factors”

https://pubmed.ncbi.nlm.nih.gov/38094649

Family history of Alzheimer’s disease/dementia and polygenic risk score for Alzheimer’s disease are associated with increased risk of Parkinson’s disease, with the association between family history and Parkinson’s disease partially mediated by Alzheimer’s-related genetic factors.