Do you consider ablative radiation therapy for oligometastatic colon cancer with 5 pulmonary lesions responding to chemotherapy?

The definition of oligometastatic colorectal cancer (OCRC) varies quite significantly. The European Society for Medical Oncology (ESMO) defines OCRC as having up to five lesions in no more than three metastatic sites but can sometimes have more if complete eradication is possible. There is no random...

This question brings other considerations such as oligometastatic versus oligoprogressive disease, radioresistant versus radiosensitive primary cancer, as well as biologically effective radiation dose alpha/beta=10 (BED10). While no clear consensus exists, radioresistant primary cancers have been de...