Different types.: Breast cancer or carcinoma can be non-invasive (in situ) or invasive. It can be ductal or lobular. It can be hormone receptor positive or negative, her2/neu positive or negative, etc.
Answered 11/9/2012
5.5k views
Breast cancer: That is the medical term. Ductal and lobular are both types of breast cancer.
Answered 4/8/2013
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2 doctors weighed in across 2 answers
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