Would you recommend observation for an early stage, low grade, ER+, pure tubular carcinoma of the breast after lumpectomy with negative margins for women younger than 65?

Topics: Breast Cancer • Radiation Oncology

Answer from: Radiation Oncologist at Academic Institution

We have data in this subset of patients from BASO II. Essentially, the risk of 10-yr LRR was ~20% with nothing, 8% with endocrine tx or RT, and 2% with both. When I treat these patients, I give 40.05 Gy no boost. External beam APBI like IMPORT LOW seems quite reasonable. I would happily enroll the...

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