Physics Bucharest 2017

Results EPID dosimetry vs TLD

TLD and EPID dosimetry error of ISO dose prediction

8

Spread betw een TLD w ere >5% on tw o of the 3 sets.

Isocentre error predicted by TLD

Isocentre error predicted by EPID dosimetry

6

4

2

0

0

5

10

15

20

25

-2

%errorrelativetoPinnacledoses

Spread betw een TLDw ere >5% on tw o of the 3 sets.

-4

-6

Treatment fraction

ESTRO