MME and neoplasm: The close mixture of squamous epithelioma, adenoepithelioma, and spindle mesenchymal cells was seen in tumors of Müllerian origin, and the tumor consistently expresses CD10 and BCL2, a feature that resembles the epithelium of Müllerian origin, a viewpoint supported by the fact that this tumor rarely occurs in children and postmenopausal women (3).