Would you consider using an anthracycline-based regimen again for a breast cancer patient who previously received doxorubicin 10 years prior?

I would not re-treat with an anthracycline for several reasons. She is at higher risk of heart failure (HF) by virtue of the prior exposure to anthracyclines, and you couldn't get in standard course of anthracyclines because of quickly exceeding the 450 mg/m2 limit where the risks HF increase dramat...