has material basis in germline mutation in PPP2R2B spinocerebellar ataxia type 12 https://www.malacards.org/card/spinocerebellar_ataxia_12 OMIM:604326 DOID:0050962 SCTID:719208005 SCA12 Orphanet:98762 spinocerebellar ataxia 12 UMLS:C1858501 MESH:C565790 Spinocerebellar ataxia type 12 (SCA12) is a very rare subtype of type I autosomal dominant cerebellar ataxia (ADCA type I). It is characterized by the presence of action tremor associated with relatively mild cerebellar ataxia. Associated pyramidal and extrapyramidal signs and dementia have been reported. MONDO:0011439 icd11.foundation:1210063722 NCIT:C154316 spinocerebellar ataxia type 12 GARD:0010476 MEDGEN:347653 autosomal dominant cerebellar ataxia type I