ATP 2016

ART for head and neck cancer

• decrease in weight (avg 7%), tumour volume, OAR • E.g. parotid gland  Shrinkage 1% per day 

Displacement 3–4 mm (up to 1 cm) at end of treatment toward mid-sagittal plane

Schwartz et al, J Oncol 2011

• E.g. nodal and primary-tumour  2–3% per treatment day (up to 90%)