Eprthello-myoep thella Cacinoma Definition 由两种细胞呈不同比例构成的恶性肿瘤,典 型者形成导管样结构。肿瘤具有双相形态学特 点即导管的内层衬复上皮细胞,外层为透明的 肌上皮细胞。 dt malignant tumout composed of vatiable ptopotttons of two cell types, which typically foum duct-like sttuctutes dhe biphasic morphology Ls represented by an innet layet of duct lining, epithelial type cells and an outet loyet of cleat, oepithehal-tupe celll 唾液腺肿瘤 2唾液腺肿瘤 2 Definition 由两种细胞呈不同比例构成的恶性肿瘤，典 型者形成导管样结构。肿瘤具有双相形态学特 点即导管的内层衬复上皮细胞，外层为透明的 肌上皮细胞。 A malignant tumour composed of variable proportions of two cell types, which typically form duct-like structures. The biphasic morphology is represented by an inner layer of duct lining, epithelial type cells and an outer layer of clear, myoepithelial-type cells