Malignant Breast Adenomyoepithelioma

**Semantic type:** Neoplastic Process

**Definition:** An adenomyoepithelioma of the breast in which the epithelial, myoepithelial, or both components have undergone malignant transformation. Such cases may follow an aggressive clinical course, including recurrences and local and distant metastases.

**Synonyms:** - Adenomyoepithelioma with carcinoma - Breast Adenomyoepithelioma with Malignant Change - Malignant Adenomyoepithelioma of Breast - Malignant Adenomyoepithelioma of the Breast