# Young–Madders syndrome

> Holoprosencephaly-postaxial polydactyly syndrome associates, in chromosomally normal neonates, holoprosencephaly, severe facial dysmorphism, postaxial polydactyly and other congenital abnormalities, suggestive of trisomy 13 (see this term)

**Wikidata**: [Q17155571](https://www.wikidata.org/wiki/Q17155571)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Young–Madders_syndrome)  
**Source**: https://4ort.xyz/entity/young-madders-syndrome


## References

1. Monarch Disease Ontology release 2018-06-29