Table 2 CT Imaging parameters

Tube voltage

100 KVp,

Tube current

Determined by patient’s weight:

<60Kg, 200mAs

60-90Kg, 350 mAs

>90kg. 500 mAs

Rotation time

0.5 s or similar depending on scanner

Pitch

1:1 or similar depending on scanner

Field of View

15 cm or similar depending on scanner

Z-direction coverage

At least 60mm

Detector collimation

To be specified for each scanner model. Typically 64 slices

Slice thickness

3.0 mm

Reconstruction interval

2.0 mm or similar depending on scanner

Image time relative to onset of contrast material injection

Pre- contrast, 60s, 120s, 180s and 240s

Reconstruction algorithm

Siemens B30, GE Standard, Toshiba FC13. Iterative reconstruction (if available) to be switched off.