X-linked spinocerebellar ataxia type 3 https://rarediseases.info.nih.gov/diseases/9981/spinocerebellar-ataxia-x-linked-type-3 https://www.malacards.org/card/spinocerebellar_ataxia_x_linked_3 DOID:0111831 MONDO:0010529 SCAX3 GARD:0009981 MEDGEN:337124 OMIM:301790 ataxia-deafness syndrome, X-linked icd11.foundation:261426817 Scax3 ataxia-deafness syndrome X-linked SCTID:719817002 UMLS:C1844936 MESH:C537315 A form of spinocerebellar degeneration characterized by onset in infancy of hypotonia, ataxia, sensorineural deafness, developmental delay, esotropia, and optic atrophy, and by a progressive course leading to death in childhood. It has been described one family with at least six affected males from five different sibships (connected through carrier females). It is transmitted as an X-linked recessive trait. spinocerebellar ataxia X-linked type 3 X-linked ataxia-deafness syndrome Orphanet:85297 spinocerebellar ataxia, X-linked 3 spinocerebellar ataxia, X-linked type 3 X-linked cerebellar ataxia X-linked syndromic intellectual disability