Operating instructions

588
Children
HeadAngio
Indications:
Spiral mode for head CT Angio studies, e.g. cerebral
vascular abnormalities, tumors etc.
A typical range of 6 cm covered in 5.55 sec.
* The conversion factor for a 7-year-old child, and a
scan range of 60 mm was used.
HeadAngio 2
nd
reconstr.
kV 80
Effective mAs/
Quality ref. mAs
100
Rotation time 0.5 sec.
Acquisition 16 x 0.75 mm
Slice collimation 0.75 mm
Slice width 2.0 mm 1.0 mm
Feed/Rotation 6.6 mm
Pitch Factor 0.55
Increment 2.0 mm 0.7 mm
Kernel H20f H10f
CTDI
Vol
8.4 mGy
Effective dose Male: 0.28 mSv*
Female: 0.34 mSv*