Two Taiwanese siblings with dyschromatosis universalis hereditaria

Two Taiwanese siblings presented with clinical and histological findings of dyschromatosis universalis hereditaria, which is an uncommon hereditary skin disease. A 26‐year‐old Taiwanese man had developed diffuse hyperpigmentation with hypopigmented spots over his whole body from the age of 4 years. His 34‐year‐old brother had also developed a similar skin pigmentary defect from about the same age. Histological examination of the hyperpigmented...