Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of Familial Parkinson disease type 1
Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026
Familial Parkinson disease type 1: A familial form of Parkinson disease inherited in an autosomal dominant manner due to mutation in the alpha-synuclein gene (SNCA) on chromosome 4q21. Also known as PARK1.