Table 3.

Neutron equivalent dose to organs obtained for the different tumour sites and techniques.

Location	Energy	Technique	HT (mSv)
			Thyroid	Lung	Breast	Stomach	Oesophagus	Liver	Colon	Urinary Bladder	Ovary	Uterus	Prostate	Red Marrow	Bone	Skin	Rem. ICRP male	Rem. ICRP female	Rem. BEIR
Prostate	18	3D-CRT	31	120	–	48	56	53	18	68	–	–	–	116	61	240	41	–	41
		IMRT	98	378	–	150	176	166	56	214	–	–	–	366	191	757	129	–	129
	15	3D-CRT	15	56	–	22	26	25	8	32	–	–	–	54	28	113	19	–	19
		VMAT	28	110	–	44	51	48	16	62	–	–	–	106	56	220	37	–	37
Rectum	18	3D-CRT	18	70	71	28	33	31	10	40	11	11	140	68	35	140	24	24	24
		IMRT	24	93	94	37	43	41	14	53	14	14	186	90	47	186	32	32	32
	15	3D-CRT	8	31	31	12	14	14	5	18	5	5	62	30	16	62	11	11	11
		VMAT	34	131	132	52	61	58	20	74	20	20	262	127	66	262	45	45	45
Cervix	18	3D-CRT	15	59	60	24	28	26	9	34	9	9	–	58	30	119	0	20	20
		IMRT	73	281	283	111	130	123	42	159	42	42	–	271	142	561	0	95	95
	15	3D-CRT	10	37	37	15	17	16	6	21	6	6	–	36	19	74	0	13	13
		VMAT	22	85	86	34	40	37	13	48	13	13	–	82	43	171	0	29	29

Rem. = Remainder.