134
CoronaryCTA
ThorAngioECG
Indications:
This is a spiral scanning protocol using a ECG gating
technique for aortic and pulmonary studies.
Topogram:
AP, 512 mm.
Approximately, from
the carina to the
apex of the heart.
ThorECG 2
nd
reconstr.
kV 120
Effective mAs 250
Slice collimation 0.75 mm
Slice width 3.0 mm 1.0 mm
Feed/Rotation 5.4 mm
Rotation time 0.42/0.37* sec.
Temporal resolution Up to 105/94* ms*
Kernel B30f B20f
Increment 3.0 mm 0.7 mm
CTDI
Vol
19.5 mGy
* Depends on heart rate.
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