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Table 2 DVH of left and right breast PlanCT, PlanFBCT, and FBCT in vivo

From: Validation of in vivo dose using EPID combined with fan-beam CT guidance in post-breast-conserving radiotherapy for early-stage breast cancer

 

PlanCT

PlanFBCT

FBCT in vivo

  

PlanCT

PlanFBCT

FBCT in vivo

Left

PGTV D95(Gy)

59.69 ± 0.47

59.95 ± 0.823

57.52 ± 1.38

right

PGTV D95(Gy)

59.73 ± 0.30

60.01 ± 0.60

57.94 ± 1.11

PGTV D2(Gy)

63.89 ± 0.56

64.10 ± 0.78

63.65 ± 1.80

PGTV D2(Gy)

63.47 ± 0.53

63.85 ± 0.88

63.45 ± 1.46

PTV D95(Gy)

50.78 ± 0.50

49.82 ± 1.12

48.13 ± 1.56

PTV D95(Gy)

50.75 ± 0.28

49.94 ± 0.99

48.15 ± 1.27

PTV D90(Gy)

51.42 ± 0.53

51.02 ± 0.78

49.22 ± 1.41

PTV D90(Gy)

51.46 ± 0.29

51.09 ± 0.76

49.22 ± 1.19

Heart Dmean

(Gy)

4.28 ± 1.58

4.58 ± 1.65

4.57 ± 1.57

Heart Dmean

(Gy)

0.87 ± 0.25

0.89 ± 0.24

0.86 ± 0.24

Heart V5

19.45%±8.06%

20.64%±8.09%

21.36%±7.58%

Heart V5

1.04%±81.28%

0.86%±1.13%

0.89%±1.13%

Lung Dmean

(Gy)

10.28 ± 1.21

10.42 ± 1.32

10.16 ± 1.20

Lung Dmean

(Gy)

10.27 ± 0.91

10.39 ± 1.15

9.96 ± 1.02

Lung V20

18.70%±2.78%

18.97%±2.70%

18.72%±2.62%

Lung V20

19.89%±2.24%

20.11%±2.72%

19.43%±2.45%

Lung V5

36.31%±4.16%

37.13%±4.897%

37.54%±4.53%

Lung V5

37.30%±3.35%

37.92%±3.97%

38.05%±3.86%

  1. Note: PlanCT: DVH of PlanCT PlanFBCT: DVH of PlanFBCT
  2. FBCT in vivo: in vivo DVH based on FBCT image reconstruction