In what head and neck subsites, if any, would you recommend adjuvant radiation s/p high quality neck dissection if pN1 disease (single ipsilateral LN <3cm) was the only risk factor?

The societal guidelines are all over the place. I will consider PORT in pN1 patients without other pathological risk factors if the primary was oral cavity. Oral cavity primary is, itself, a risk factor for locoregional recurrence (Peters et al., IJROBP 1993). Various retrospective studies have sugg...

If the node was 3-4 cm or larger where the likelihood of ENE is high and may have been missed.