# dystonia 23

> focal dystonia characterized by autosomal dominant inheritance of adult-onset cervical dystonia with onset typically in the fourth or fifth decade of life that has material basis in heterozygous mutation in the CACNA1B gene on chromosome 9q34

**Wikidata**: [Q30989447](https://www.wikidata.org/wiki/Q30989447)  
**Source**: https://4ort.xyz/entity/dystonia-23


## References

1. Disease Ontology
2. Monarch Disease Ontology release 2018-06-29
3. UniProt
4. CACNA1B mutation is linked to unique myoclonus-dystonia syndrome
5. [Identifiers.org](https://registry.identifiers.org/registry/doid)