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Table 2 The V20 of the lung and the maximum doses

From: Lung cancer: a 6-field technique using lateral beams in conformal radiotherapy for bilateral supraclavicular lymph node metastases

Patient number

V20 (lung)

Dmax (spinal cord)

Dmax (radiation field)

1

35%

50.1 Gy

68.2 Gy

2*

47%

49.4 Gy

69.5 Gy

3

18%

45.4 Gy

68.1 Gy

4*

43%

46.2 Gy

71.5 Gy

5

9%

50.1 Gy

70.7 Gy

6

36%

47.8 Gy

68.0 Gy

  1. V20 = The volume of the organ that received more than 20 Gy. Dmax = The maximum dose.
  2. *Small cell lung cancer.
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