Course book Advanced Treatment Planning 2018

ATP: parotid glands summary

Parallel

Bilateral parotid irradiation at standard fractionation

• Mean Dose

Dose (Gy), or dose/volume parameters

• V[Gy] Dose

Outcome

D D

< 25 < 39

<20% <50%

mean

• D[cc/%] Volume

mean

Long term parotid salivary function reduced to <25% of pre-RT level

• Maximum Dose

Serial