Comparison of the dosimetries of 3-dimensions Radiotherapy (3D-RT) with linear accelerator and intensity modulated radiotherapy (IMRT) with helical tomotherapy in children irradiated for neuroblastoma

Table 1 Children characteristics

#	Age	Gender	Localization	amplified Nmyc	State	Metastasis	Nephrectomy	Total removal	Site of irradiation	CTV-PTV margin	Total dose	Dose / fraction	Protocol of chemotherapy	Autograft of stemcell
1	2.5 yr	F	Right	Yes	IV	Abdominal nodes Medullar	Yes	Yes	Initial tumor site	5 mm	21 Gy	1.5 Gy	HNRBL1	yes
2	3 yr	F	Left	Yes	IV	Abdominal nodes Medullar Bone	Yes	Yes	Initial tumor site	5 mm	21 Gy	1.5 Gy	HNRBL1	Yes
3	5 yr	M	Left	Yes	IV	Pleural	No	Yes	Initial tumor site	5–10 mm	21 Gy	1.5 Gy	HNRBL1	Yes
4	3.5 yr	M	Left	No	IV	Bone	No	Yes	Initial tumor site	5–10 mm	21 Gy	1.5 Gy	HNRBL1	Yes
5	21 months	F	Left	No	IV	Medullar Bone	No	Yes	Initial tumor site T11-12 Sacrum	5–10 mm	21 Gy	1.5 Gy	HNRBL1	Yes
6	3 yr	M	Left	?	IV	Abdominal nodes Medullar	No	No	Initial tumor site	5–10 mm	21 Gy	1.5 Gy	HNRBL1	Yes
7	5 yr	M	Left	No	IV	Medullar	Yes	Yes	Initial tumor site	5–10 mm	21 Gy	1.5 Gy	HNRBL1	Yes