A case report of perivascular epithelioid cell tumor and literature review

Objective To investigate the etiology, clinical manifestation, diagnosis, differential diagnosis, treatment and prognosis of perivascular epithelioid cell tumor (PEComa). Methods The clinical data of one patient with bronchial PEComa treated in Affiliated Hospital of Yangzhou University on March 31, 2017 were analyzed, and the related literatures were reviewed. Results The pale and yellowish PEComa with medium texture was stained positively with HMB-45, Melan-A, S-100, SMA, Desmin, CD34, Vimentin, Ki-67(1%) by immunohistochemistry, and its pathological diagnosis was PEComa. Conclusions Bronchial PEComa is rare.The high frequency electrocoagulation snare by bronchoscope with argon plasma coagulation is an economic and less trauma method. Key words: Perivascular epithelioid cell tumor; Bronchoscope; High frequency electrocoagulation snare