Headangiovol - Siemens SOMATOM Manual

Vascular

HeadAngioVol

Indications:
Spiral mode for cerebral CT Angio studies, e.g. cerebral
vascu-lar abnormalities, tumors and follow-up studies
etc.
Two recon jobs are predefined for reconstruction: the
first for axial, the second for coronal studies in 3D
images display view.
The coronal view images will be reconstructed as MIP
images.
For SOMATOM Emotion 16-slice configuration:
A range of 8.0 cm will be covered in 7.45 sec.
For SOMATOM Emotion 6-slice configuration:
A range of 8.0 cm will be covered in 14.15 sec.
Emotion 16
kV
Effective mAs/
Quality ref. mAs
Rotation time
Acquisition
Slice collimation
Slice width
Feed/Rotation
Pitch Factor
Increment
Kernel
CTDI
Vol
Effective dose
370
HeadAngio
110
70
0.6 sec.
16 x 0.6 mm
0.6 mm
3.0 mm
7.7 mm
0.80
3.0 mm
H31s
12.46 mGy
Male: 0.43 mSv
Female: 0.48 mSv
nd
2 reconstr.
4.0 mm
4.0 mm
H20s