Would you offer PMRT for a small focus of invasive disease in a background of extensive DCIS?

Would postmastectomy radiotherapy ever be indicated in a young patient with close margins and a massive (14 cm) DCIS breast tumor interspersed with less than 2 cm of invasive cancer?

Answer from: Radiation Oncologist at Community Practice

I am assuming node negative with SNLN. Normally I don’t treat but would like to know the grade of cancer along with how many margins are close (how close defined in mm) and if close disease focal or diffused at the margin. If all the above are unfavorable then would consider chest wall RT.&nb...

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Radiation Oncologist at West Virginia University
Data?

Radiation Oncologist at Allegheny Health Network
Chadha et al., PMID 22778939

Radiation Oncologist at Providence Health, St. Joseph Hospital
Interestingly, the size of DCIS was not listed as ...

Radiation Oncologist at Johns Hopkins University
I am concerned about the high chance of the presen...

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Would you offer PMRT for a small focus of invasive disease in a background of extensive DCIS?

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