IMRT

SWALLOWING: oral mucosa irradiation/ risk of PEG (Sanguineti et al , 2011) Cut off values:

V 9.5 Gy/week < 64 cm3 V10 Gy/week < 54 cm3

Multivariate analysis: risk of PEG reduced when Oral Mucosa receives: V 9.5 Gy/week < 64 cm3