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Table 3 Dose coverage detailed in patients with tumor recurrence

From: Retrospective analysis of recurrence patterns and clinical outcome of grade II meningiomas following postoperative radiotherapy

ID

Prescribed dose

EUD PTV

D98 GTVini

D98 GTVrt

D98 progression

D98 growth zone

Gy

%

Gy

%

Gy

%

Gy

%

1

54.0

52.20

51.1

94.6

50.25

93.1

49.85

92.3

50.25

93.1

2

60.0

57.50

53.5

89.2

53.48

89.1

53.28

88.8

58.58

97.6

3

60.0

59.20

58.45

97.4

58.45

97.4

58.05

96.8

58.45

97.4

4

59.4

59.40

57.35

96.5

57.75

97.2

58.35

98.2

58.35

98.2

5

60.0

51.40

53.15

88.6

26.00

43.3

52.85

88.1

52.75

87.9

6

60.0

55.50

58.03

96.7

57.98

96.6

57.78

96.3

57.98

96.6

7

60.0

58.90

56.15

93.6

56.15

93.6

55.45

92.4

56.05

93.4

  1. Prescribed doses and D98 values are detailed in Gy as well as in percent of the initially described dose. One patient (no. 5) suffered an extended tumor relapse with meningiomatosis and affection of the contralateral meninges, resulting in comparably low dose coverage of GTVrt. ID: patients’ number