Classification<unk> s can contain elements of both germ cells and gonadal stroma. Formerly,<unk>  was sometimes regarded as a subset of dysgerminoma. In modern literature, it is sometimes considered to progress to dysgerminoma.
Gonadoblastoma
Luteoma
Trichoblastoma
Pineal gland cyst
Ovarian fibroma
Seminoma
Leydig cell tumour
Theca lutein cyst