Every breast cancer is a little different, but many follow a fairly standard course. How each is treated depends on how early it is discovered, how aggressively it is spreading and how it responds to antihormone treatments and other drugs
PRECANCEROUS
Normal The cells lining the duct are orderly and well differentiated
Hyperplasia A few extra cells accumulate
Atypical ductal hyperplasia The cells start looking more and more abnormal
STAGE 0 DCIS with Microcalcifications
--THE DEFINITION Cells that look like cancer but have not invaded surrounding tissue are called ductal carcinoma in situ (cancer confined to the duct). The lesions may...