How would you treat a patient who is HIV+ with a p16+ SCC obturator node presumed to be T0N1 anal cancer?

Patients with SCCa unknown primary met to pelvic nodes are highly curable. We published 60% 5Y survival. You almost never find a primary, one almost never presents later without elective treatment. If it does, it is easy to salvage with radiation or surgery. Therefore, I do not recommend elective tr...