 PRIMARY OBJECTIVES: I. To produce a map of the lymphatic drainage of the upper extremity as it relates to breast drainage, to determine the proportion of women undergoing axillary lymphadenectomy at risk for lymphedema. II. To determine if blue lymphatics contain lymph node metastases. III. To evaluate the incidence of lymphedema and associated other surgical related quality of life in those undergoing this procedure as compared to the current standard of care. 