has material basis in germline mutation in ATN1 dentatorubral-pallidoluysian atrophy https://rarediseases.info.nih.gov/diseases/5643/dentatorubral-pallidoluysian-atrophy https://www.malacards.org/card/dentatorubral_pallidoluysian_atrophy Orphanet:101 ICD9:333.99 haw River syndrome NOD NCIT:C122653 dentatorubral-pallidoluysian atrophy SCTID:68116008 UMLS:C0751781 MEDGEN:155630 DOID:0060162 Naito-Oyanagi disease DRPLA Dentatorubropallidoluysian atrophy Dentatorubral pallidoluysian atrophy (DRPLA) is a rare subtype of type I autosomal dominant cerebellar ataxia (ADCA type I). It is characterized by involuntary movements, ataxia, epilepsy, mental disorders, cognitive decline and prominent anticipation. OMIM:125370 Naito Oyanagi disease MONDO:0007435 NANDO:1200043 GARD:0005643 Huntington disease-like syndrome autosomal dominant cerebellar ataxia type IV