For example, teratocarcinoma appears as a cystic mass composed of heterogenous tissues. 癌症增殖假说认为，癌症一般起源于某种细胞克隆。
Thus, this testicular neoplasm is mixed embryonal carcinoma plus teratoma (sometimes called teratocarcinoma). 因此，这个睾丸肿瘤是胚胎癌和畸胎瘤的混合体（往往叫做恶性畸胎瘤）。
Therefore, to explain the pathology of teratocarcinoma will lead you to think about multipotential differentiation of the cancer cells. 干细胞非常重要的特征就是能进行多向分化。
Teratocarcinoma is a common malignant solid tumor, which often occurs children.At present many treatments still can t get ideal effect. 恶性畸胎瘤是一种常见的恶性实体瘤,多见于小儿,目前多种疗法均难以彻底治愈肿瘤。
