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Table 7 Patient treated with postoperative RT; recurrence volume size, recurrence site and overlap volume size, epicenter dose and distance between epicenter in GTVr and GTVp

From: Patterns of local-regional recurrence after conformal and intensity-modulated radiotherapy for head and neck cancer

Case No. Recurrence volume (ccm) In-field Marginal Out-of- field Overlap size (ccm) Epicenter dose (Gy) and distance (cm)
11 88.9 X    0.0/0.0 44/49.2, 6.6
12 24.2   X   1.5 48.8/61.5, 5.5
13 76.6    X 0.0 0.7/50.8, 12.0
14 18.0 X    0.0 66.4/65.2, 2.8
15 5.8 X    2.6 65.5/69.0, 2.9
16 86.6 X    37.7 64.3/61.7, 4.9
17 20.1   X   0.0/0.0 44.0/59.9, 8.8
18 5.2 X    0.0 63.0/58.6, 4.9
19 2.1 X    0.0 62.9/62.7, 5.2
20 18.2 X    0.0 45.3/50.4, 9.2
21 59.5 X    32.6 45.8/57.8, 9.3
22 13.5 X    9.5 65.2/69.7, 1.2
23 119.3    X 0.0 1.6/49.8, 13.7
24 27.2 X    4.3 52.7/52.7, 2.8
25 59.0    X 0.0 6.9/59.6, 6.7
26 27.1 X    1.3 46.4/49.7, 4.1