51
Thorax 2
nd
reconstr.
kV 110
Effective mAs *
Slice collimation 2.0 mm
Slice width 5.0 mm 5.0 mm
Feed/Rotation 18.0 mm
Rotation time 0.8 sec.
Kernel B41s B60s
Increment 5.0 mm 5.0 mm
Image order cr-ca
Tips
• Children with a body weight of more than 55 kg
should be examined with an adult protocol.
• The first and second recon jobs are defined for
visualization of the mediastinum and the lungs,
respectively.
Contrast medium IV injection
Start delay exam dependent
Flow rate dependent upon needle size/Access site
Total amount 1 – 2 ml per kg of body weight
* The mAs should be adjusted to the body weight
of the child.
Body weight kV mAs CTDI
Vol
(mGy)
< 15 kg 110 13 1.0
15 – 24 kg 110 17 1.3
25 – 34 kg 110 26 2.0
35 – 44 kg 110 43 3.3
45 – 55 kg 110 60 4.7
Children
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