
129
CoronaryCTA
CoronaryCTALowHeartRateVol
Indications:
This is a spiral scanning protocol, with an ECG gating
technique for coronary CTA studies. Use this protocol
for the 3D Recon.
The protocol is intended for patients with very low
heart rates below 50 bpm.
Topogram:
AP, 512 mm.
Approximately, from
the carina to the
apex of the heart.
CoronaryCTALowHeartRateVol
kV 120
Effective mAs 700
Slice collimation 0.75 mm
Slice width 3.0 mm
Feed/Rotation 2.6 mm
Rotation time 0.42 sec.
Kernel B30f
Increment 3.0 mm
CTDI
Vol
54.6 mGy
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