Foetal Radiation Dose and Risk from Diagnostic Radiology Procedures: A Multinational Study

Table 2

Estimated mean and range of entrance surface doses to female adult patients from diagnostic radiology examinations.

Projection	Examination	No. of cases	Estimated entrance surface dose (mGy)
			Range	Mean
AP	Abdomen	56	0.2–10.5	2.62
AP	Chest	38	0.034–0.41	0.12
LAT	Chest	36	0.07–2.51	0.72
PA	Chest	52	0.01–1.62	0.26
PA	Colon	3	4.69–6.24	5.23
	Hip joint	5	0.28–3.13	1.35
AP	Lumbar spine	39	0.4–16.1	4.62
PA	Lumbar spine	4	0.45–0.80	0.56
LAT	Lumbar spine	41	0.29–38.30	12.06
	Lumbosacral joint	30	1.03–28.53	12.24
AP	Pelvis	3	0.59–2.76	1.40
AP	Stomach	16	0.52–6.34	2.50
LAO	Stomach	2	1.59–3.35	2.47
LAT	Stomach	2	2.10–2.60	2.35
LPO	Stomach	6	3.31–3.35	3.33
PA	Stomach	12	0.26–6.34	2.40
AP	Thoracic spine	3	1.25–2.94	2.10
LAT	Thoracic spine	1	3.20	3.20