obsolete_Richards-Rundle syndrome true UMLS:C0796136 Richards-Rundle syndrome is an extremely rare neurodegenerative disorder characterized by progressive spinocerebellar ataxia, sensorineural hearing loss, and hypergonadotropic hypogonadism associated with additional neurological manifestations (such as peripheral muscle wasting, nystagmus, intellectual disability or dementia) and ketoaciduria. OMIM:245100 MESH:C535674 ICD10:G60.2 Replaced with Mondo term. Ketoaciduria - intellectual disability - ataxia - deafness 3.41.0 orphanet http://purl.obolibrary.org/obo/MONDO_0009493