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Topics:
Breast Cancer • Medical Oncology • Ductal Carcinoma In Situ • HR+ • Breast Cancer, Non-metastatic
Do you approach the treatment of post-lumpectomy DCIS which is only present within an intraductal papilloma differently, if it does not involve adjacent breast tissue?
What considerations do you take for post-lumpectomy radiation and endocrine therapy?
Answer from: Medical Oncologist at Academic Institution
From the medical oncology perspective, I would consider chemoprevention with endocrine therapy for this patient. Prior series have shown elevated relative risk in patients with papillomas with atypical cells (although not as high as DCIS itself). I am not sure about the size of the DCIS within the p...
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Answer from: Radiation Oncologist at Community Practice
I treat it like a low-risk disease and favor observation with no RT.