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Glossary Term

stage IIIB breast cancer     (... brest KAN-ser)

Stage III is divided into stages IIIA, IIIB, and IIIC. In stage IIIB, the tumor may be any size and cancer has spread to the chest wall and/or to the skin of the breast and caused swelling or an ulcer. Also, cancer may have spread to (1) up to 9 axillary lymph nodes; or (2) the lymph nodes near the breastbone. Cancer that has spread to the skin of the breast may also be inflammatory breast cancer.