Siemens SOMATOM

248
Thorax
Hints
• With studies of interstitial changes in the lungs, con-
trast medium is not necessary.
• This examination is normally performed following a
standard thorax study or used for regular follow up
studies for high risk patient groups with a history of
exposure to carcinogenic agents e.g. asbestos.
Emotion 6 ThorHR 2
nd
recon.
3
rd
recon.
4
th
recon.
kV 130
Effective
mAs/
Quality ref.
mAs
100
Rotation
time
0.8 sec.
Acquisition 6 x 1.0 mm
Slice
collimation
1.0 mm
Slice width 5.0 mm 5.0 mm 1.0 mm 1.0 mm
Feed/
Rotation
9.0 mm
Pitch
Factor
1.50
Increment 5.0
mm 5.0 mm 0.7 mm 0.7 mm
Kernel B90s B41s B70s B41s
CTDI
Vol
12.70 mGy
Effective
dose
Male: 6.23 mSv
Female: 8.10 mSv