Malignant Ovarian Brenner Tumor

**Semantic type:** Neoplastic Process

**Definition:** A malignant neoplasm that arises from the ovary. It is characterized by the presence of an invasive malignant urothelial-type cellular component and nests of benign urothelial-type cells in a fibrotic stroma. When the neoplasm is confined to the ovary, the prognosis is good.

**Synonyms:** - Brenner tumor, malignant - Malignant Brenner Tumor of Ovary - Malignant Brenner Tumor of the Ovary - Malignant Ovarian Transitional Cell Neoplasm - Malignant Ovarian Transitional Cell Tumor