title: Breast ductal carcinoma with osseous metaplasia.
abstract: The case of an elderly patient with one of the rarest forms of breast carcinoma is reported. Histomorphologic aspects and theories as to its origin are discussed.
mesh_terms: D001943:Breast Neoplasms / Q000473:pathology*; D002114:Calcinosis / Q000473:pathology*; D002285:Carcinoma, Intraductal, Noninfiltrating / Q000473:pathology*; D005260:Female; D006801:Humans; D008679:Metaplasia / Q000473:pathology; D008875:Middle Aged; D013194:Staining and Labeling