先天性单侧痣样毛细血管扩张症1例

A Case of Congenital Unilateral Nevoid Telangiectasia

患儿男,8岁,左下肢、左臀和左背部毛细血管扩张4年余。皮肤科情况:上述部位多发毛细血管扩张,皮损呈单侧带状分布。皮损组织病理示:表皮大致正常,真皮浅层见毛细血管扩张伴少量红细胞渗出;免疫组织化学:Giemsa染色(-)。诊断:先天性单侧痣样毛细血管扩张。

An 8-year-old boy presented telangiectasia on the left lower extremity,the left buttock and the left back for more than four years.Physical examination revealed multiple telangiectases distributed in a zoster and unilateral pattern,involving the above-mentioned sites.Histological examination showed that epidermis was normal,and dilatated capillary vessels in the superficial dermis with minimal erythrocyte exosmosis.Immunohistochemistry showed that the Giemsa′s staining was negative.A diagnosis of congenital unilateral nevoid telangiectasia was made.