Is reirradiation in the setting of DCIS of the breast ever appropriate?

If yes, do you have an age cutoff and/or surgical margin cutoff?

Answer from: Radiation Oncologist at Community Practice

If the question means DCIS as IBTR after previous surgery and RT, then would say, would follow the same criteria as IDC for reradiation. Long DFS (at least 2 years but prefer longer) from previous RT, able to get repeat lumpectomy with negative margin with reasonable cosmetic outcome, suitable for P...

Comments

Radiation Oncologist at Medical College of Wisconsin Affiliated Hospitals
One should also consider the option of no irradiat...

Radiation Oncologist at Cleveland Clinic
Observation has been studied but rates are still h...

Answer from: Radiation Oncologist at Academic Institution

Agree with Dr. @Sushil Beriwal, I use same criteria as RTOG 1014. In terms of dose/fx, I use 45/1.5 BID but use IMRT instead of 3DCRT with DIBH and CBCT with each fraction.

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Is reirradiation in the setting of DCIS of the breast ever appropriate?

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