Volumetric staging in oropharyngeal cancer patients treated with definitive IMRT.

BACKGROUND The superiority of volumetric staging (VS) over TNM/TNM-grouping system was previously prospectively tested in our head neck cancer population treated with intensity-modulated radiotherapy (IMRT); gross tumor volume (GTV) was the strongest predictor for disease control. Aim of this work was to specifically assess the prognostic value of VS in… (More)