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What other types of treatment might I need after breast cancer surgery?
Source: Choosing Between a Lumpectomy and Mastectomy, National Cancer Institute.
Source updated: December 2, 2025 · 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.
If you choose to have a lumpectomy or other breast-conserving surgery, you will usually need radiation therapy. Radiation treatments are often given 5 days a week for up to 6 weeks.
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If you have a mastectomy, you may still need radiation therapy.
No matter which surgery you choose, you might need:
chemotherapy
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hormone therapy
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targeted therapy
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Preserved source evidence · Independent clinical review pending · Not medical advice