What resection margins are required for DCIS with a component of invasive disease?   

What resection margins are required for pure DCIS with adjuvant RT? 

What resection margins are required for pure DCIS without RT? 

For additional reading, see JCO OGR 11/2021 by @Laura Warren and @Jennifer R. Bellon reviewing landscape of adjuvant treatment after lumpectomy for DCIS, and companion study with longterm outcomes from RTOG 9804 (@Beryl McCormick et al). 



Answer from: Radiation Oncologist at Academic Institution
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Radiation Oncologist at Mon Health
Your answer really crystallized the issue. Thank y...
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Answer from: Radiation Oncologist at Community Practice
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Radiation Oncologist at Columbia University Medical Center/ New York Presbyterian / Hudson Valley Hospital
Thank you. What is the biological rationale for vo...
Radiation Oncologist at Varian Medical Systems/Allegheny health network
It appears ambiguous for sure but outcome data, lo...
Radiation Oncologist at Columbia University Medical Center/ New York Presbyterian / Hudson Valley Hospital
Thanks!
Radiation Oncologist at New York University School of Medicine
Once there is invasive disease, then no tumor on i...
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Answer from: Radiation Oncologist at Academic Institution

Answer from: Radiation Oncologist at Community Practice

Answer from: Radiation Oncologist at Academic Institution