A smooth, rubbery, 3-cm lesion is removed from the breast of a 35-year-old woman with a preoperative diagnosis of fibroadenoma. Histologically, this lesion is found to be a phyllode tumor. Appropriate management at this time isA. Observation onlyB. Reexcision of the area with a 1-cm marginC. Total (simple) mastectomyD. Total mastectomy with axillary dissection
A smooth, rubbery, 3-cm lesion is removed from the breast of a 35-year-old woman with a preoperative diagnosis of fibroadenoma. Histologically, this lesion is found to be a phyllode tumor. Appropriate management at this time is