Breast-conserving surgery (lumpectomy) is the surgical
removal of a breast lump and some of the tissue around it. The lump
(and sometimes some of the lymph nodes under the arm) is removed and
sent to the lab for examination.
Breast-conserving surgery can be
used in early-stage breast cancer and when the breast lump is small compared
with the size of the breast. In most cases, radiation therapy is used after breast-conserving
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