ESTRO course on Image Guided Radiotherapy in Clinical Practice 2018

Margin calculation level 1-4

Residual error (mm) nodes after registration of thoracic wall (incl 2mm delineation variation)

4

LR mm(X) CC mm (Y)

AP mm (Z)

32

1

Level 1

7.5

10.7

14.8

Level 2

8.0

7.7

7.8

Level 3

6.7

6.1

6.5

Level 4

6.1

7.1

6.3

Courtesy Karin Goudschaal, AMC