Monarch Disease Ontology term MONDO_0005853 (malignant mixed neoplasm) is a malignant neoplasm composed of a carcinomatous epithelial component and a sarcomatous mesenchymal component. Representative examples include malignant mixed mesodermal (Mullerian) tumor of the female reproductive system and carcinosarcoma of the salivary gland and the lung. Also known as: malignant mixed cancer, malignant mixed tumor, malignant mixed tumour, mixed neoplasm, malignant, mixed tumor, malignant, mixed tumor, malignant (morphologic abnormality), mixed tumor, malignant, NOS (morphologic abnormality), tumor, mixed, malignant.