Epithelial ovarian tumors (90%) Mostly diagnosed after the age of 50. | Germ cell neoplasm (3%) Mostly diagnosed under the age of 30 | Gonado-stromal tumors (6%) No particular pattern with age |
---|---|---|
Serous | Teratomas | Granulosa cell tumors |
Mucinous | Mature cyst teratomas | Thecomas |
Endometroid | Immature teratomas | Fibrosarcomas |
Clear cell | Dysgerminomas | Sertoli cell tumors |
Transitional cell or Brenner tumors | Yolk sac tumors Embryonal carcinomas | Leydig cell tumors |