8500/2 Ductal carcinoma in situ, NOS
Ductal intraepithelial neoplasia 3
Related termsIntraductal carcinoma, noninfiltrating, NOS
|ICD-O-3 topography code:||C50|
A neoplastic proliferation of epithelial cells confined to the mammary ductal-lobular system and characterized by subtle to marked cytological atypia and an inherent but not necessarily obligate tendency for progression to invasive breast cancer.