Waardenburg症候群の1症例

Ⅰ．緒言

　1951年にWaardenburg^1）は難聴を伴う一つの新しい症候群を発表した。それは

　1）Lateral displacement of the medial canthi and lacrimal points

　A case of Waardenburg syndrome is reported.

　A boy, aged 16 year-old, presented a facial feature of wide nasal root, abnormal pigmentation of iris, unilateral nerve deafness of the left ear and white forelock; his elder brother was also found with similar broad nasal root and heterochromia iridis.

　Pathogenesis of the disease is reviewed from the literatures.