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Table 2 Setup correction values and the resulting vector (total) deviation: Initial patient setup vs. CBCT isocenter at first emergency RT fraction

From: Radiotherapy in oncological emergencies: fast-track treatment planning

patient

x (lateral) [cm]

y (longitudinal) [cm]

z (vertical) [cm]

total deviation [cm]

1

−0.16

− 2.82

−2.05

3.49

2

0.45

−1.44

−2.59

3.00

3

−0.04

−4.83

−2.50

5.44

4

0.97

2.54

−1.02

2.90

5

−0.56

−4.66

1.08

4.82

6

−0.06

−1.74

1.88

2.56

7

0.48

−1.39

−4.69

4.92

8

0.10

0.58

−1.89

1.98

9

0.35

−1.20

1.15

1.70

10

1.86

−3.22

3.20

4.91

11

0.60

0.84

1.77

2.05

12

−0.07

−0.13

0.93

0.94

13

−1.06

−3.95

−1.26

4.28

14

0.29

1.98

−3.07

3.66

15

0.11

−3.17

0.25

3.18

16

0.49

−4.36

−1.20

4.55

17

−0.43

−3.03

0.62

3.12

18

−0.66

−6.27

1.18

6.41

Mean

0.15

−2.02

−0.46

3.55