How does the extent of DCIS influence eligibility for APBI for invasive breast cancer?

For example, if a patient is otherwise a candidate for APBI with a 1.5 cm primary tumor but has 2 cm of associated DCIS would the patient be ineligible? How does grade and presence of comedonecrosis influence APBI recommendations if the invasive component appears more indolent?

Answer from: Radiation Oncologist at Community Practice

EIC as described above is fine for APBI as long as other criteria are suitable.

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Radiation Oncologist at Advocate Radiation Oncology
What if the DCIS margins are less than 1 mm? The D...

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How does the extent of DCIS influence eligibility for APBI for invasive breast cancer?

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