In stage 0, there is no evidence of cancer cells or non-cancerous abnormal cells breaking out of the part of the breast in which they started, or getting through to or invading neighboring normal tissue. Current Standards of Care Should patients insist on comprehensive scans, regardless of the stage? There is evidence of metastasis to another part of the body, meaning there are breast cancer cells growing in other organs. The lymph nodes were not evaluated.
Breast Cancer: Stages
In the past, stage number was calculated based on just three clinical characteristics, T, N, and M:. If there is cancer in the lymph nodes, knowing how many lymph nodes are involved and where they are helps doctors to plan treatment. Donate Now. Chemotherapy is usually the standard treatment.