34
Children
SinusRoutine
Indications:
Spiral mode for routine studies of the paranasal
sinuses and orbits, e. g. sinusitis, pneumatization,
polyposis, malformations, tumors, etc.
SinusRoutine SinusRoutine
Soft tissue Bone reconstr.
kV 120
Effective mAs *
Slice collimation 1.5 mm
Slice width 3.0 mm 3.0 mm
Feed/Rotation 13.5 mm
Rotation time 0.75 sec.
Kernel H30s H60s
Increment 3.0 mm 3.0 mm
Image order cr-ca
Contrast medium IV injection
Start delay exam dependent
Flow rate dependent upon needle size/Access site
Total amount 1 – 2 ml per kg of body weight
* The mAs should be adjusted to the age of the child.
* The conversion factor for an 8-week-old,
and a scan range of 30 mm was used.
** The conversion factor for a 7-year-old, 100 mAs
and a scan range of 40 mm was used.
Age kV mAs CTDI
w
Effective dose
(mGy) (mSv)
< 3 years 120 40 9.3 Male: 0.5*
Female: 0.4*
3 years – 120 60 13.9 Male: 0.6**
6 years Female: 0.5**
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