Disorders

Waardenburg Syndrome Type IVA

Synonym(s): Waardenburg Syndrome with Hirschsprung Disease, Type 4A, WS4A

Gene	Locus	Protein
EDNRB	13q22	Endothelin B receptor

Laboratory	Test Method	Prenatal	Carrier *
Center for Human Genetics, Inc - Cambridge, MA, USA
Denver Genetic Laboratories, University of Colorado, DNA Diagnostic Laboratory - Aurora, CO, USA

^* Carrier column is relevant to autosomal recessive and X-linked inheritance; column will be blank when it is not relevant (e.g. autosomal dominant inheritance, microdeletions/duplications) and/or is not offered by the lab.