has material basis in germline mutation in DNMT1 sleep-wake disorder autosomal dominant cerebellar ataxia, deafness and narcolepsy https://rarediseases.info.nih.gov/diseases/12372/autosomal-dominant-cerebellar-ataxia-deafness-and-narcolepsy https://www.malacards.org/card/cerebellar_ataxia_deafness_and_narcolepsy_autosomal_dominant Orphanet:314404 autosomal dominant cerebellar ataxia-deafness-narcolepsy syndrome cerebellar ataxia, deafness, and narcolepsy, autosomal dominant OMIM:604121 GARD:0012372 UMLS:C4302668 ADCA-DN syndrome DOID:0050968 MEDGEN:928337 Autosomal dominant cerebellar ataxia, deafness and narcolepsy (ADCA-DN) is a polymorphic disorder and a subtype of autosomal dominant cerebellar ataxia type 1 (ADCA type 1) characterized by ataxia, sensorineural deafness and narcolepsy with cataplexy and dementia. MONDO:0011397 ADCA-DN autosomal dominant cerebellar ataxia, deafness, and narcolepsy ADCADN autosomal dominant cerebellar ataxia, deafness and narcolepsy autosomal dominant cerebellar ataxia type I