Table 1.

Tumour and lymph node volumes, hypoxic subvolumes

week	GTV-T [ml]	GTV-LN [ml]	HSV-T [ml]	HSV-LN [ml]
0	37 ± 22	16 ± 14	4 ± 7	2.1 ± 3.3
2	24 ± 15	14 ± 14	1 ± 2	0.8 ± 1.4
5	16 ± 11	7 ± 6	0.001 ± 0.004	0.19 ± 0.59
∆ 0–5	- 57%	- 56%	- 100%	- 91%

Mean volumes (± STD) for tumour (GTV-T), lymph nodes (GTV-LN) and hypoxic subvolumes delineated on FMISO-PET (HSV-T, HSV-LN) before (week 0) and during radiochemotherapy (week 2 and 5)