292
Head
HeadRoutineSeq
Indications:
Sequence mode for routine head studies with CTDI
vol
below 60 mGy, e.g. for stroke, brain tumors, cranial
trauma, cerebral atrophy, hydrocephalus, and inflam-
mation, etc.
Two ranges are predefined for the base of the skull and
cerebrum.
A scan range is predefined with 11.2 cm.
BaseSeq CerebrumSeq
kV 120 120
Effective mAs/
Quality ref. mAs
310 310
Rotation Time 1.0 sec. 1.0 sec.
Acquisition 12 x 1.5 mm 12 x 1.5 mm
Slice collimation 1.5 mm 1.5 mm
Slice width 4.5 mm 9.0 mm
Feed/Scan 18.0 mm 18.0 mm
Kernel H31s H31s
CTDI
Vol
59.5 mGy 59.5 mGy
Effective dose Male: 1.09 mSv
Female:
1.26 mSv
Male: 2.12 mSv
Female:
2.22 mSv
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