Oropharynx (base of tongue, tonsil, hypopharynx, supraglottic larynx as primary, there are chains of nodes on both sides of the neck, the more & the bigger involved, the less favorable.
: if not hpv
genome check in tumor. Standard: chemo/rt. Some prefer chemo first, then chem/rt with neck dissection to follow, especially for residual nodes.