Cross syndrome
（重定向自Hypopigmentation and microphthalmia）
Cross–McKusick–Breen syndrome (also known as "Cross syndrome," "Hypopigmentation and microphthalmia," and "Oculocerebral-hypopigmentation syndrome") is an extremely rare disorder characterized by white skin, blond hair with yellow-gray metallic sheen, small eyes with cloudy corneas, jerky nystagmus, gingival fibromatosis and severe mental and physical retardation.