In a patient with a pT3N0 rectal adenocarcinoma, would you consider omitting nodal RT and treating only the rectal bed with adjuvant chemoradiation therapy when a large number of nodes have been removed and all found to be negative?

If the decision has been made to treat the patient with adjuvant chemoradiation, I would treat the nodal regions as well as the primary operative bed, as has been done in the seminal trials on rectal cancer. The value of radiation is in preventing a pelvic recurrence that would be hard to salvage. T...