These protocols are based on a 128 slice dual source Siemens CT. Some factors may need to be adjusted for a different CT.
CT - Lower Extremities
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For bilateral feet imaging, place grey cushion against headrest, rest feet gently on cushion securing feet with strap. Place a small plastic marker on right foot.
For longer scan range or an active child use Lower Extremity Fast (Child) or Lower Extremity Fast (Adult)
|Indication||For short scan range ie ankle, toes, feet etc|
|Patient Position||- feet first
- region to be scanned should be secured in head rest if possible so region of interest is in the isocentre
|Scan Area||Above and below region of interest|
|kV /Eff mAs/
Time per Rotation
Care dose 4D on
|Slice Thickness||0.6mm||Pitch||Child 0.8 (Adult 0.85)|
|Reconstructions||0.6mm U75u Baby Extremity (U75u Extremity Adult)
0.6mm U30u Pelvis
|Post Processing||1.5mm U75u Axial, Coronal and Sagittal MPR
1.5mm U30u Axial MPR
3D images as required
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- Date last published: 09 January 2018
- Document type: Imaging Protocol
- Services responsible: Paediatric Radiology
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