Ovarian cystic neoplasms are ovarian tumors that have cyst-like qualities. They can include epithelial ovarian tumors and germ cell tumors called teratomas. Ovarian cystic neoplasms can be benign ...

Background: Teratomas are a germ cell tumors composed of two or more tissues which originate from ectoderm, endoderm or mesoderm. These tumors commonly arise from the ovary although other ...