Term Name:	Waardenburg syndrome type 4A
Synonyms:	Waardenburg syndrome type IVA, Waardenburg syndrome with Hirschsprung disease type 4A, WS4A
Definition:	A Waardenburg syndrome characterized by pigmentary abnormalities of the hair, skin, and eyes, congenital sensorineural hearing loss, and Hirschsprung disease that has_material_basis_in heterozygous or homozygous mutation in the EDNRB gene on chromosome 13q22.
Ontology:	Human Disease [DOID:0110953]   ( DOID:0110953 )