Would you offer reirradiation for a patient who had prior MammoSite PBI?

Based on the effect of the previous RT, I have treated and favored 40 in 15 whole breast.

I would consider re-irradiation but would counsel on the risk of toxicity including healing/wounds given dermis involvement. If treating, I would consider 40/15 partial if > 5 years from RT but whole breast can also be considered (brachy was used as boost on previous WBI trials, though at lower dose...