Fig. 1

Bruising in Chinese Children with Hermansky-Pudlak Syndrome or Non-syndromic Oculocutaneous Albinism Type 1. Clinical images depict large or multiple bruises in different stages of resolution in four Chinese children with Hermansky-Pudlak syndrome (HPS) or non-syndromic oculocutaneous albinism type 1 (OCA1). Lower extremities of a patient with HPS-1 (a), HPS-3 (b), or OCA1 (d) are shown; posterior lumbar region of the patient with HPS-4 (c) is also shown. Variable degrees of skin pigmentation defects are evident in these four Chinese children. Hypopigmentation is milder in three children with HPS, especially the one with HPS-3, compared to one with OCA1, who has white skin