Menu Search Donate

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 - Thorax XCARE Oncology Follow up

This document is only valid for the day on which it is accessed. Please read our disclaimer.


If patient is over 12 years of age use AdultOnc Thorax Protocol.
If there are any concerns about the patient's ability to hold still or breath hold use Oncology Flash when child.

Indication Oncology follow up looking for pulmonary metastases
Patient Preparation Instruct patient on inspiration breath hold
Patient Position - Feet first
- supine
- arms raised above head
Scan Area Start slightly above apices and ending at the base of the lungs
kV/Quality Ref mAs/
Time per rotation
Care kV semi (child)
Care kV on Paed (adult)
Care Dose 4D on
80 (child)
120 (adult)
Detector Collimation 0.6
Slice Thickness 3mm   Pitch 0.6 (non Flash) 3.0 (flash)
IV Contrast If required as per Radiologist
Care Bolus  Nil
Scan Delay 6s
 Reconstructions 3mm I30f Mediastinum
3mm B70f Baby Lung
0.75mm I30f Mediastinum
0.75mm B70f Baby Lung
1mm B70 Bone
Post Processing 8x3mm B70f Baby Lung Axial MIP
3mm I30f Mediastinum Coronal MPR
3mm B70f Baby Lung Coronal Lung MPR
Saphire 2 on all soft tissue reconstructions 

Did you find this information helpful?

Document Control

  • Date last published: 10 July 2017
  • Document type: Imaging Protocol
  • Services responsible: Paediatric Radiology

More From Starship

  • Paediatric Imaging

    Visit the Alliance for Radiation Safety in Paediatric Imaging to learn about the 'image gently' campaign