Qiu-Yuan Xia, Qiu Rao, Qin Shen, Biao Liu, Li Li, Qun-Li Shi, Shan-Shan Shi, Bo Yu, Ru-Song Zhang, Heng-Hui Ma, Zhen-Feng Lu, Xuan Wang, Pin Tu, Xiao-Jun Zhou
OBJECTIVE: To study the clinicopathologic features, immunophenotype and genetic changes of perivascular epithelioid cell neoplasms (PEComa). METHODS: A total of 25 cases of PEComa located in various anatomic sites were selected for immunohistochemical staining (SP or EnVision method). TFE3 fluorescence in-situ hybridization was also performed to determine the TFE3 gene status. RESULTS: The age of patient ranged from 21 to 61 years (mean = 43 years)...
June 2013: Zhonghua Bing Li Xue za Zhi Chinese Journal of Pathology