How does a close DCIS margin factor into surgical and radiation decision making for Stage I invasive ductal carcinoma after breast conserving surgery?

Do you use no tumor on ink for margin even if DCIS is the component close to the margin?

Answer from: Radiation Oncologist at Community Practice

Based on SSO and ASTRO guidelines for invasive tumor, no tumor at inked margin is considered negative by us for suitability for adjuvant RT. If there was calcification as part of the mammographic finding, then for close DCIS we would look at the specimen radiograph and also consider pre-RT mammog...

Comments

Radiation Oncologist at Palo Alto Medical Foundation
Do you boost greater than 10 Gy?

Radiation Oncologist at Varian Medical Systems/Allegheny health network
No, unless triple negative.

at University of Pittsburgh Magee Womens Hospital
Agree with Dr. @Sushil Beriwal's comprehensive ans...

Radiation Oncologist at Indiana University Health
For an elderly patient who you could otherwise obs...

Radiation Oncologist at Palo Alto Medical Foundation
@Sushil Beriwal, what about truly positive DCIS ma...

Medical Oncologist at Fort Sutter Med Onc/Hem
I think the most likely explanation for the differ...

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How does a close DCIS margin factor into surgical and radiation decision making for Stage I invasive ductal carcinoma after breast conserving surgery?

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