ATP Barcelona 2017

Lung doses

• 2 plans compared • IMRT : ‘CRT’

Lung dose-volume parameters Pt B

0.0% 10.0% 20.0% 30.0% 40.0% 50.0% 60.0%

• Mean lung dose same = 9 Gy • DVH different

IMRT CRT

% volume

V5

V10

V13

V15

V20 Gy

Dose-volume parameter

• In reporting, the DVH (or some points on it) may be useful