64
ExtremitySpiral
Indications:
Spiral mode for extremity studies, e. g. post-traumatic
changes, tumors, malformations, etc.
ExtremitySpiral 2
nd
reconstr.
kV 120
Effective mAs *
Slice collimation 0.75 mm
Slice width 5.0 mm 1.0 mm
Feed/Rotation 12.0 mm
Rotation time 0.75 sec.
Kernel B30s B60s
Increment 5.0 mm 0.7 mm
Image order cr-ca
* The mAs should be adjusted to the body weight
of the child.
Children
Body weight kV mAs CTDI
w
(mGy)
< 15 kg 120 21 1.7
15 – 34 kg 120 35 2.9
35 – 54 kg 120 70 5.9