Kuniyuki S
Division of Dermatology, Juso Municipal Hospital, Yodogawa-ku, Osaka, Japan.
J Dermatol. 1997 Feb;24(2):120-4. doi: 10.1111/j.1346-8138.1997.tb02756.x.
A 50-year-old Japanese man had a blue-black patch on the dorsum of his right wrist. Light and electron microscopic study of the lesion revealed dermal melanocytes containing mature melanosomes, predominantly in the upper dermis. This case was diagnosed as acquired dermal melanocytosis confined to the right wrist.
一名50岁的日本男性右手腕背部有一块蓝黑色斑片。对该病变进行光镜和电镜研究发现，真皮黑素细胞含有成熟黑素小体，主要位于真皮上层。该病例被诊断为局限于右手腕的获得性真皮黑素细胞增多症。
