恶性胃肠道外上皮样GIST临床病理观察  

Clinicopathological features of epithelioid gastrointestinal stromal tumors: a case report and review of literature

作　　者：高福平[1] 魏谨[1] 马平[1] 夏莉花[1] 秦东梅[1] 

机构地区：[1]高淳县人民医院病理科,江苏南京211300

出　　处：《现代肿瘤医学》2014年第2期388-389,共2页Journal of Modern Oncology

摘　　要：目的:探讨上皮样胃肠道间质瘤(gastrointestinal stromal tumors,GIST)的临床病理学特征及免疫表型。方法:对1例胃肠外上皮样GIST进行大体、组织病理学和免疫组化染色观察,并复习相关文献。结果:上皮样GIST镜下形态似圆形、卵圆形,瘤细胞中等大小,胞浆呈细颗粒状,核呈圆形、卵圆形。肿瘤细胞呈片状分布。免疫组化:CD117(+++),Dog1部分(+),CD34(+),Vimentin(+)。结论:胃肠外上皮样GIST是一罕见的软组织肿瘤,结合临床病理学特征及免疫组化,可作出正确诊断。Objective： To discuss the （GIST）. Methods ：The clinical data were and immunohistochemical changes of the suits ： Microscopically, the tumor was granular. The tumor assumde lamellar pattern. Immunohistochemically, it was positive for CD117, Dogl and CD34. Conclusion：Epithelioid GIST is a rare soft tissue neoplasm. Surgical pathologists should be familiar with this tumor＇s clinical and histologic appearances.

关 键 词：上皮样 恶性 胃肠道间质瘤 临床病理 

分 类 号：R735.2[医药卫生—肿瘤] R735.3[医药卫生—临床医学]