Master Media Component Media Content Reconstructive surgeon Dr. Sebastian Winocour and breast surgeon Dr. Alastair Thompson discuss the advantages of a team approach to breast cancer and having a mastectomy and reconstruction at one time. Terms Breast Conservation Surgery (Lumpectomy) Item Definition The surgery to remove breast cancer along with some surrounding tissue from the breast. The sample is sent to a pathologist who examines it and makes sure all of the cancer has been removed. Ductal Carcinoma In Situ (DCIS) Treatment Item Definition An early form of cancer confined to the lactiferous (milk producing) ducts of the breast. Mastectomy Item Definition The surgery to remove the entire breast to treat breast cancer. Nipple and Skin Sparing Mastectomy Item Definition A type of mastectomy where the breast tissue is removed, while all of the skin, nipple and areola are left intact. Sentinel Lymph Node Biopsy Item Definition The removal of lymph nodes in the armpit to see if cancer has spread to the lymph nodes. Content For more information visit the Breast Cancer website.