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These protocols are based on a 128 slice dual source Siemens CT. Some factors may need to be adjusted for a different CT.

Guideline identity image

CT - Abdomen

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If query Renal trauma:
Hand injection of 1/3rd contrast 10-15 minutes prior to CT
then 2/3rd contrast for CT scan 
Indications - trauma
- tumour
- infection
- congenital anomaly
- ?collection
Patient Preparation - nil by mouth 4 hours prior to scan
- oral contrast loscan as per oral contrast protocol.
Patient Position - feet first
- supine
- arms raised above head resting on a pillow
Scan Area - Start at the anterior aspect of the diaphragm
- Finish at the symphysis pubis
- Trauma patient include the whole ishial spine 
kV/Quality Ref mAs/
Rotation time
Care kV on
Care dose 4D on
100 170 0.5s
Detector Collimation 0.6
Slice Thickness 3mm Pitch 1.4
IV Contrast 2mL/kg 300 concentration. Maximum dose 100mL . Rate 2-3mL/sec Medrad
Scan Delay 60s
Reconstructions 3mm       I30f  Baby Abdomen
0.75mm  I30f  Baby Abdomen
0.75mm  B70f   Lung
3mm       B70f  Lung
3mm       B70f  Bone for trauma
Post Processing 3x3mm I30f Baby Abdomen     Coronal MPR
3x3mm I30f Baby Abdomen     Sagittal MPR
Saphire 2 on all I30f Baby Abdomen reconstructions

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  • Date last published: 30 November 2017
  • Document type: Imaging Protocol
  • Services responsible: Paediatric Radiology

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