86
Children AbdCTA
Indications:
For abdominal CT Angio studies, e.g. vascular
abnormalities, aneurysms, etc.
AbdCTA 2ndReconstr.
kV 80
Effective mAs *
Slice collimation 0.75 mm
Slice width 3.0 mm 1.0 mm
Feed/Rotation 12 mm
Rotation time 0.5 sec.
Kernel B30f B20f
Increment 3.0 mm 0.7 mm
Image order cr-ca
* The mAs should be adjusted to the body weight
of the child.
* The conversion factor for an 8-week-old, and a scan
range of 100 mm was used.
** The conversion factor for a 7-year-old and a scan
range of 200 mm was used.
Body weight kV mAs CTDIwEffective dose
(mGy) (mSv)
< 15 kg 80 30 0.8 Male: 0.4*
Female: 0.6*
15 – 24 kg 80 50 1.3
25 – 34 kg 80 75 1.9 Male: 0.9**
Female: 1.4**
35 – 44 kg 80 110 2.9
45 – 54 kg 80 150 3.9