Spinocerebellar Ataxia 25, also known as spinocerebellar ataxia type 25, is related to autosomal dominant cerebellar ataxia and spinocerebellar ataxia, autosomal recessive 25, and has symptoms including cerebellar ataxia, vomiting and urgency of micturition. An important gene associated with Spinocerebellar Ataxia 25 is PNPT1 (Polyribonucleotide Nucleotidyltransferase 1). Affiliated tissues include spinal cord and cerebellum, and related phenotypes are progressive cerebellar ataxia and scoliosis