All of the following are indication for adjuvant radiotherapy in head neck cancers except:-
Lymph node >3cm is not an indication for adjuvant radiotherapy in head neck cancers. Indications for postoperative include:- -positive margins -invasion of the soft tissues of the neck -extranodal involvement - perineural invasion, and -more than 5 mm of subglottic invasion.
Multiple lymph node disease
Extranodal involvement
Lymphovascular invasion
Lymph node >3cm
Facial Injuries and Abnormalities