痣是一种先天性疾病。起源于外胚叶的色痣是由痣细胞构成。本例的色痣很象一片兽皮,较少见,现报告如下: 患儿,女,1天(母亲26岁,汉族,孕1产0,妊娠38周、因难产行剖宫产),患儿体重2950g。出生时即发现从背部肩胛骨至大腿上部和腹部、会阴部皮肤均可见皮肤黑色素增多呈黑褐色,背部皮肤表面凹凸不 Deafness is a congenital disease. Scars originating from the epiblast are composed of prion cells. The color lice in this case are very similar to a skin, and are rarely seen. The report is as follows: Children, women, 1 day (mother 26 years old, Han nationality, 1 gestation 1 gestation, 38 weeks gestation, cesarean section due to labor difficulties), The child has a weight of 2950g. At birth, it was found that the skin from the back of the scapula to the upper thigh and abdomen, perineal skin can be seen increased melanin was dark brown, the surface of the back skin uneven