According to the 2000 National Institute of Health Consensus Conference on Adjuvant Therapy for Breast Cancer. Adjuvant chemotherapy (treatment given after surgery to try to prevent or minimize the growth of microscopic deposits of tumor cells that might grow into a recurrent tumor) is recommended for the majority of women with primary breast cancers that are greater than 1 cm in diameter. This is independent of nodal, menopausal or hormone receptor status.