发育不良痣一家系

先证者男，13岁。全身散在性丘疹、结节9年，无自觉症状。皮损为直径2～7 mm的斑疹、丘疹、结节，呈褐色，以面部、上肢及躯干为主。其家族4代人中有类似患者16人。组织病理学检查符合混合痣。

Dysplastic nevus: a family report

A case of Familial dysplastic nevus is reported. Proband was a 13-year-old boy in whom generalized skin eruption was noted in the last 9 years, characteristics of papules and nodules. Physical examination revealed multiple Brown-coloured macules,papules and nodules, 2 to 7 mm in diameter, located on his whole face, arms and trunk. Family history revealed that there are 16 members with the same clinical manifestations in the family which includes 45 members extending through 4 generations. Histolopathological examination considered compound nevus.