Treatment for B-cell lymphoma of the breast is determined by the type of lymphoma. Usually the treatment includes surgical treatment, radiation therapy, chemotherapy and other means. There are various typing of breast B-cell tumor, such as Hodgkin’s lymphoma, non-Hodgkin’s lymphoma, while non-Hodgkin’s lymphoma includes inert lymphoma, aggressive lymphoma, inert lymphoma of B-cells includes small lymphocytic lymphoma, marginal zone lymphoma, etc., and aggressive lymphoma of B-cells includes condylomatous cell lymphoma, Burkitt’s lymphoma, etc. 1.Hodgkin’s lymphoma: mainly derived from B-cells, nodular lymphocyte-dominant type can be treated with surgery. Early and advanced Hodgkin’s lymphoma is mainly treated with chemotherapy, adopting the protocol of ABVD, i.e. the combination of doxorubicin, bleomycin, vincristine and dacarbazine. 2. Inert lymphoma: chemotherapy is mainly used in stage I and II, and drugs such as nitrogen mustard phenylbutyrate can be used, and CHOP combination chemotherapy can be used in stage III and IV, i.e. cyclophosphamide, doxorubicin, vincristine, prednisone. 3. Aggressive lymphoma: regardless of the stage, chemotherapy is the main treatment, including such as CHOP, R-CHOP and other combination chemotherapy programs, and surgery and biotherapy can also be used. Breast B-cell lymphoma should seek medical treatment in time, and professional treatment should be carried out under doctor’s advice.