Canadian Medical Guide > Diseases > Congenital, Hereditary, and Neonatal Diseases and Abnormalities > Abnormalities > Abnormalities, Multiple > Waardenburg's Syndrome Terms and Definitions

Waardenburg's Syndrome

Medical Definition:	Rare, autosomal dominant disease with variable penetrance and several known clinical types. Characteristics may include depigmentation of the hair and skin, congenital deafness, heterochromia iridis, medial eyebrow hyperplasia, hypertrophy of the nasal root, and especially dystopia canthorum. The underlying cause may be defective development of the neural crest (neurocristopathy). Waardenburg's syndrome may be closely related to piebaldism. Klein-Waardenburg Syndrome refers to a disorder that also includes upper limb abnormalities.
Guide Notes:	a syndrome of multiple abnorm; check syndrome book for other Waardenburg skull deform syndromes; do not use /congen & do not coord with INFANT, NEWBORN, DISEASES
Also Called:	Klein's Syndrome

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