卵巢绒毛膜上皮癌(简称绒癌)可为原发,也可继发于子宫、输卵管或卵巢妊娠之后。原发性卵巢绒癌极为罕见,可为纯型绒癌,或合并畸胎癌、无性细胞瘤等生殖细胞瘤的混合型卵巢绒癌。原发性绒癌也可见于男女非生殖器组织或男性睾丸内。 Ovarian choriocarcinoma (referred to as choriocarcinoma) may be primary, but also secondary to the uterus, fallopian tube or ovarian pregnancy after. Primary ovarian choriocarcinoma is extremely rare, can be pure choriocarcinoma, or mixed teratocarcinoma, dysgerminoma and other germ cell tumors mixed ovarian choriocarcinoma. Primary choriocarcinoma can also be found in male and female non-genital tissues or male testes.