Stage IB: The cancer has spread to the lymph nodes and is larger than 0.2 mm but less than 2 mm. Either there is no sign of a tumor in the breast, or it is 20 mm or smaller (T0 or T1, N1mi, M0).

Our experts always are discovering new information about breast cancer. We’re learning ways to diagnose the exact type and stage of breast cancer. We’re finding out how to find it early when it’s ...

Estimated numbers of new cancer cases and deaths in 2025 by cancer site and US state Current cancer incidence, mortality, and ...

If you or a loved one have received a diagnosis of stage IV breast cancer, this means the cancer cells have spread to other parts of the body beyond the breast. This migration is called metastasis ...

Breast cancer is the second leading cause of cancer death in women. Early detection results in 99% five-year survival rates.

Patient outcomes appeared to be more heavily driven by breast cancer stage than delays in diagnosis, researchers found. Cancer and CVD are among the top contributors to mortality throughout the US.

Doctors need to know the depth of a melanoma to help stage it. The stage tells you the size of a cancer and if it has spread. Knowing this helps your doctors decide what treatment you need. What is ...