From: Application of piecewise VMAT technique to whole-brain radiotherapy with simultaneous integrated boost for multiple metastases
Patient number
Metastases (n)
GTV (cc)
PTV-brain (cc)
1
47
4.54
1443.1
2
107
12.25
1812.4
3
52
14.19
1614.1
4
67
16.95
1745.5
5
84
12.02
1814.7
6
50
3.66
2068.8
7
120
45.05
1859.8
8
40
6.95
1788.7
9
106
25.98
1980.3
10
97
32.59
1493.8