Operating instructions

438
Vascular
HeadAngio
Indications:
Spiral mode for cerebral CT Angios, e.g. cerebral vascu-
lar abnormalities, tumors and follow up studies etc.
A range of 80 mm will be covered in 3.9 sec.
HeadAngio 2
nd
reconstr.
kV 100
Effective mAs/
Quality ref. mAs
140
Rotation time 0.5 sec.
Acquisition 16 x 0.75 mm
Slice collimation 0.75 mm
Slice width 4.0 mm 1.0 mm
Feed/Rotation 13.8 mm
Pitch Factor 1.15
Increment 4.0 mm 0.7 mm
Kernel H20f H10f
CTDI
Vol
19.7 mGy
Effective dose Male: 0.71 mSv
Female: 0.76 mSv