凡是来源于生殖细胞的肿瘤统称为生殖细胞瘤。最常见的部位在卵巢及睾丸中,此后在颅内、咽后、纵隔、骶尾部均有发现,常发生在人体中线部位。亚洲生殖细胞瘤的发病率明显高于欧美国家。颅内生殖细胞肿瘤根据WHO分类,包括6类,分别为生殖细胞瘤、胚胎癌、内胚窦癌、绒毛膜上皮癌? All germ cell derived tumors are collectively referred to as germ cell tumors. The most common site in the ovary and testis, since then in the intracranial, pharyngeal, mediastinum, sacrococcygeal were found, often occurs in the body parts of the midline. The incidence of germ cell tumors in Asia was significantly higher than in Europe and the United States. Intracranial germ cell tumors according to the WHO classification, including six categories, namely germinoma, embryonal carcinoma, endodermal sinus cancer, choriocarcinoma?