Radiation of retropharyngeal nodes (RPN) results in increased toxicities. This study assessed characteristics associated with RPN involvement in 165 oropharynx cancer patients. Factors associated with involvement were stage N2c-3 disease and stage N2b disease with either advanced T-stage, ?3 involved cervical LN, and ?1 involved contralateral LN, or lateral/posterior subsites.
View details for DOI 10.1016/j.radonc.2013.09.001
View details for PubMedID 24103114