Mesonephric Carcinosarcoma

**Semantic type:** Neoplastic Process

**Definition:** An exceedingly rare malignant neoplasm that arises from the female reproductive system and is characterized by the presence of malignant glandular (adenocarcinoma) and malignant mesenchymal (sarcomatous) components. It derives from Wolffian duct remnants and shows mesonephric differentiation.

**Synonyms:** - MMMsT - Malignant Mixed Mesonephric Tumor