TriangleFOR PATIENTS · SOURCE READING
Treatment before or after lumpectomy
Source: Lumpectomy (Breast-Conserving Surgery), National Cancer Institute.
Source updated: Not stated in this source · Captured 2026-09-09.
Selected source text with whitespace normalised. This Triangle page is not an NCI PDQ summary. Independent clinical review is pending.
NCI patient treatment article for this disease Exact source article; not a clinically reviewed indication or current-standard recommendation.
Context: Lumpectomy (Breast-Conserving Surgery)
Most people who have a lumpectomy receive radiation therapy after they heal from surgery. The goal of this treatment is to keep cancer from coming back in the same breast. Learn more about Radiation for Breast Cancer.
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You might also need chemotherapy, hormone therapy, or targeted therapy, before or after surgery. Learn more about Breast Cancer Treatment.
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The type of treatment you receive will depend on many factors, such as how different the tumor cells look from normal breast cells, how likely the tumor cells are to grow and spread, and the results of biomarker tests. Learn more at How Breast Cancer Is Diagnosed and Tests for Breast Cancer Biomarkers.
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Preserved source evidence · Independent clinical review pending · Not medical advice