label: Parkinson Disease 4, Autosomal Dominant
label_lc: parkinson disease 4, autosomal dominant
description: "An autosomal dominant subtype of Parkinson disease, caused by mutation(s) in the SNCA gene, encoding alpha-synuclein. Mutation(s) in the SNCA gene are responsible for PARK1 and Lewy body dementia, and have overlapping phenotypes."