Target Volume Determination 2015

Cervical level

• Deep nodes

Dahanca, EORTC, HKNPCSG, NCIC CTG, NCRI, RTOG IV a lower jugular lymph-nodes IV b medial sovraclavicular nodes VI b pre-laryngeal, pre-tracheal and para-tracheal (recurrent laryngeal nerve) nodes

VI b

IV a

IV b

Grègoire et al. –Radiother Oncol – 2014