Would you consider PMRT in a patient < 40 y.o with a with an ER/PR(+) Her 2(-) pT1, cN0 breast cancer patient, LVSI positive, who did not have sentinel lymph node biopsy?

MRI pre-op did not reveal suspicious lymph nodes. Margins were negative upon mastectomy.

Answer from: Radiation Oncologist at Community Practice

She would need axillary nodal assessment with ALND or sampling based on pathology and would favor that for PMRT.