breast carcinoma breast metaplastic carcinoma disease_ontology DOID:4680 GARD:10804 NCI:C5164 A breast carcinoma that represents a mixed group of malignant neoplasms characterized by the histologic presence of two or more cellular types. Metaplastic carcinoma of the breast UMLS_CUI:C1334708 SNOMEDCT_US_2021_09_01:763479005 metaplastic carcinoma of breast