breast cancer A thoracic cancer that originates in the mammary gland. DOID:1612 DOID:1648 DOID:4241 ICD10CM:C50 ICD10CM:C50-C50 ICD9CM:174.8 MESH:D001943 NCI:C2910 NCI:C9335 OMIM:114480 SNOMEDCT_US_2016_03_01:126926005 SNOMEDCT_US_2016_03_01:154521006 SNOMEDCT_US_2016_03_01:190121004 SNOMEDCT_US_2016_03_01:254837009 SNOMEDCT_US_2016_03_01:269595005 UMLS_CUI:C0006142 UMLS_CUI:C0153555 UMLS_CUI:C1458155 Xref MGI. OMIM mapping confirmed by DO. [SN]. breast tumor disease_ontology malignant neoplasm of breast malignant tumor of the breast mammary cancer mammary neoplasm mammary tumor primary breast cancer breast disease thoracic cancer