The tendency of a breast cancer to spread to other places in the body is called metastasis. Chemotherapy involves administration of anti cancer substances through the bloodstream which interfere in the growth of the cancer cells, thus limiting or slowing down the metastasis. We have used chemotherapy in treatment of breast cancer for approximately 50 years and the science has improved substantially. Modern Oncologists now consider breast cancer something of a chronic condition as the treatments have become extremely effective and deaths from breast cancer are becoming more rare, likely due to proper use of both chemotherapy and hormonal therapy.
Hormonal therapy is based on the discovery that excess estrogen in the body causes an environment favorable to breast cancer and blockage of estrogen causes many breast cancers to regress. In some cases the cancer goes away for the remainder of the patients life. In general hormonal therapy has fewer side effects than chemotherapy but it does not work on all patients. Each person is unique and the best treatment is designed around the person and the specific tumor characteristics. To learn more about chemotherapy or hormonal therapy….