Annular calcifications in benign mammary diseases (tumours).
D001941:Breast Diseases / Q000000981:diagnostic imaging / Q000473:pathology*; D001943:Breast Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology*; D002114:Calcinosis / Q000473:pathology*; D005260:Female; D006801:Humans; D008327:Mammography; D009336:Necrosis