CT PEDIATRIC NECK
Pediatric Routine ST Neck CT
Indications –Abscess, mass, lymphoma, adenopathy, mets.
Position/Landmark
Supine-Head first / Sternal Notch (SN)
Scout direction
Craniocaudal
Respiration
None
Scan Type
Helical / Full
Statistics
KV/ mA/ Rotation time (sec): 120kv / Smart mA / 0.5
Pitch/ Speed(mm/rotation): 1.375:1 / 27.00
Noise Index: NI-9.00
Detector width x rows = Beam Collimation
0.625 X 32 = 20mm
Slice Thickness/Spacing Algorithm/Recon
Recon
1. Thin cuts
2. ST Neck
Thickness/spacing
0.625mm X 0.625mm
2.5mm X 2.5mm
Algorithm
Standard
Standard
Angle
None
Location/FOV
Start/End Location: Approximately 2cm above Temp. Bone / Down to the Carina
SFOV: Small body
DFOV: 18cm (Adjust to patient size)
IV Contrast Volume/Type/Rate
1ml per lb / Isovue 370 / 2.0ml/sec or hand inject if necessary.
Scan Delay
40sec
2D/3D
Coronal and Sagittal reformations.
Comments:
If patient has fillings or unremovable metal in mouth, scan through area of artifacts w/ a superior Angle to avoid the metal.
Images Required in PACS
Scouts, Axial 2.5mm images, Coronal & Sagittal reformations and the Dose report.