Specific Anatomic RegionChest
ApplicationDedicated HRCT (High resolution CT)
AuthorFishman EK
Reference SourcePersonal Communication
Scanner UsedSiemens Plus4 Volume Zoom
KV / mAs / Time per Rotation (sec)140/120/.75 sec
Detector Collimation (mm)1
Slice Thickness (mm)1 or 1.25
Data Reconstruction Interval (mm)5 or 10 mm
Table Speed (mm per rotation) / Pitch6/6
Oral ContrastN/A
IV Contrast Volume and TypeN/A
Injection RateN/A
Scan Delay (sec)N/A
3D Technique UsedN/A
Comments:
  • This uses the B70 kernel (high resolution). By using .75 sec, we do oversampling of the data.
  • A protocol of 1mm collimations, 1.25 mm slice thickness, and 1mm reconstruction interval creates ideal 3D maps.