What are types of a ovarian tumor?

Many types.: These are classified by the histology or cell make-up of the tumor. Surface epithelial-stromal tumor is the most common and includes serous tumour, endometrioid tumor and mucinous cystadenocarcinoma. Sex cord-stromal tumor comprise 8% of ovarian tumors and include granulosa cell, and sertoli leydig cell tumor. Germ cell tumors, like teratoma make up another 30%. Mixed tumors are another type.

Ovarian tumors: Not enough space. There are numerous types. Basically there are benign and malignant. Then out of those each has epithelial, stromal and germ cell tumors.