Would you offer adjuvant chemotherapy after SBRT for biopsy proven sub centimeter metastatic pulmonary nodule from rectal cancer?

This is a great question and a common scenario we met in the clinic.

First, we need to know more about the case, for example, if the patient has synchronous metastatic disease or it is metachronous metastatic lesion; if the patient had neoadjuvant/adjuvant chemotherapy; how long of the disease-free ...