病理形态学12例均见胞质深红染的大多边形上皮样细胞及横纹肌样细胞为主，色素少。
The major polygon epithelioid cells and rhabdomyoid cells with cytoplasm crimson staining were the main component and hypopigment in 12 cases from pathomorphism.
结果肿瘤含有横纹肌样细胞、原始神经外胚层、上皮及间叶多向分化成分。
Results The tumor containing rhabdoid cells, variable components of primitive neuroectodermal, epithelial and mesenchymal components.
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