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Table 4 Mean doses in OARs for selected tumor sites

From: Helical tomotherapy in the treatment of pediatric malignancies: a preliminary report of feasibility and acute toxicity

Tumor site

Craniospinal irradiation

Intracranial lesions

Abdominal lesions

Thoracic lesions

Pelvic lesions

 

23,4 Gy (CSI) + 54 Gy (tumor bed)

36 (CSI) + 54 Gy (tumor bed)

50,4 - 54 Gy

21 Gy

48 - 50,4 Gy

50,4 - 63 Gy

Normal brain

-

-

14,99 ± 6,34

-

-

-

Chiasm

-

-

36,24 ± 9,27

-

-

-

Eyes

12,81 ± 5,38

19,81 ± 4,43

6,25 ± 3,17

-

-

-

Lens

4,56 ± 3,17

6,59 ± 0,99

3,73 ± 1,2

-

-

-

Cochleae

28,94 ± 9,45

42,42 ± 6,06

-

-

-

-

Optic nerves

25,37 ± 1,53

37,23 ± 4,93

22,38 ± 12,16

-

-

-

Brainstem

47,40 ± 4,18

49,73 ± 2,64

33,17 ± 17,55

-

-

-

Kidneys

8,79 ± 2,25

11,68 ± 4,34

-

8,73 ± 1,19

-

-

Liver

5,99 ± 0,84

9,11 ± 1,15

-

7,44 ± 1,66

20,23 ± 10,20

-

Lungs

7,27 ± 1,31

10,82 ± 2,64

-

3,25 ± 0,87

8,61 ± 5,37

-

Heart

6,50 ± 2,15

11,74 ± 1,04

-

-

16,27 ± 13,38

-

Spinal cord

-

-

-

20,13 ± 3,78

46,73 ± 2,97

-

Rectum

-

-

-

-

-

32,60 ± 14,47

Urinary bladder

-

-

-

-

-

30,83 ± 21,22

Femoral heads

-

-

-

-

-

14,23 ± 11,63