Operating instructions

556
Children
HeadSeq
Indications:
Sequential mode for routine head studies for children,
e.g. tumors, hydrocephalus, hemorrhaging, abnormal-
ities, etc.
A scan range is predefined with 12.1 cm.
* The conversion factor for a 7-year-old child, and a
scan range of 117 mm was used.
HeadSeq
kV 120
Effective mAs/
Quality ref. mAs
150
Rotation time 0.75 sec.
Acquisition 12 x 1.5 mm
Slice collimation 1.5 mm
Slice width 4.5 mm
Feed/Scan 18.0 mm
Kernel C30s
CTDI
Vol
28.8 mGy
Effective dose Male: 1.61 mSv*
Female: 1.85 mSv*