肾小球样血管瘤

Glomeruloid hemangioma

报告1例肾小球样血管瘤。患儿男,9岁。颈部红色丘疹3年,逐渐增大,无任何不适。体格检查示颈部一0.5 cm×0.8 cm红色结节:系统检查无异常。皮损组织病理检查示真皮内较多扩张的血管腔,内含增生的毛细血管袢,似肾小球结构。免疫组化检查示扩张的血管腔和毛细血管袢内皮细胞CD31和CD34阳性。诊断为肾小球样血管瘤。

A 9-year-old boy presented with 3 year's history of red papule on his neck.The lesion enlarged slowly and there was no abnormal feeling of the patient.Physical examination showed a red papule with 0.5 x 0.8 cm on his neck and systemic examination of the patient was normal.Histopathological examination showed multiple ectatic vascular structures containing aggregates of capillary loops in the dermis,which is similar to the structure of glomerulus.Immunohistochemistry results showed the ectatic vessels and the capillary loops were positive for CD31 and CD34.The patient was diagnosed as glomeruloid hemangioma.