肌性血管周细胞瘤  

Myopericytoma:a case report

作　　者：杨义成[1] 马孝[1] 朱里[2] 钱悦[2] 黄长征[2] 陈思远[2] 

机构地区：[1]广州医科大学附属深圳沙井人民医院皮肤科,广东深圳518104 [2]华中科技大学同济医学院附属协和医院皮肤科,湖北武汉430022

出　　处：《临床皮肤科杂志》2017年第5期335-337,共3页Journal of Clinical Dermatology

摘　　要：报告1例肌性血管周细胞瘤。患者女,66岁。因右足跟外侧皮下结节6年就诊。皮损组织病理检查:真皮内可见境界清楚的肿瘤团块,团块由实性的细胞区域和大小不等的血管腔隙构成,实性区域的细胞呈圆形或短梭形,胞质嗜酸性,肿瘤细胞围绕血管呈同心圆状分布,形成"洋葱皮"样外观,细胞无明显异形性。免疫组化:钙调蛋白(calponi)、重型钙调蛋白结合蛋白(H-caldesmon)及平滑肌肌动蛋白(SMA)均(+)。诊断:肌性血管周细胞瘤。A case of myopericytonm is reported. A 66-year-old female presented with a subcutaneous nodule on the right lateral heel for 6 years. Histopathologieal examination showed a tumor mass with clear boundaries in the dermis. The tumor mass consisted of solid cellular regions and vascular lacunae of various sizes. The cells in the solid areas included round or short spindle ceils with eosinophilie cytoplasm, concentrically arranged around the blood vessels, forming a typical onion-ring appearance. There were no atypical cells. The tumor ceils were positive for ealponi, H-ealdesmon and SMA. The diagnosis of myopericytoma was made.

关 键 词：血管周细胞瘤 肌性 

分 类 号：R739.45[医药卫生—肿瘤]