CT CERVICAL SPINE

INDICATIONS: Trauma, fracture, neck pain, radiculopathy

PATIENT PREP: None

IV CONTRAST: Perform as directed by the supervising radiologist

With:100 mL Isovue 370 @ 2.0 mL/second

WithOut:None

ORAL CONTRAST: None

POSITIONING: Head First Supine, Arms by side

TOPOGRAMS: AP. Range: External auditory meatus through T1. 35 mA, 120 kV.

Lateral: Range: External auditory meatus through T1. 70 mA, 120 kV.

SCAN TYPE: Spiral/Helical

NOTES: Label vertebra on Sagittals and Obliques.

ALARA – Keep radiation dose As Low As Reasonably Achievable.

CERVICAL SPINE

Scan
Range / ScanDirection
Scan Type / Respiration / Scan
Delay
(Seconds) / CARE
DOSE
4D / Quality
Reference
mAs / CARE
kV / Quality
Reference
kV / Detector Configuration
Slices Per Tube Rotation / Pitch
Table Increment/Speed:
(mm/rotation) / Rotation
Time
(Seconds) / SFOV
(cm)
Base of Skull
Through T1 / Craniocaudal
Spiral/Helical / Quiet
Respiration / WithOut: 2 sec
With: 90 sec / ON / 193 / ON / 120 / Detectors: 64 x 0.6 mm
Slices Per Tube Rotation: 32 / Pitch: 0.8
Table Increment/Speed:
15.36 mm/rotation / 1.0
Seconds / 50
cm
Plane / SAFIRE
Strength / Slice
Thickness / Interval / Kernal / Window
Width/Level / DFOV
(cm)
RECON – AXIAL BONE / Axial / ON
2 / 1.0 mm / 1.0 mm / I70h
Very Sharp ASA / Osteo
1500/450 / FOV include vertebral
bodies and processes
RECON – AXIAL SOFT TISSUE / Axial / ON
2 / 1.0 mm / 1.0 mm / I30s
Medium Smooth / Mediastinum
350/50 / FOV include vertebral
bodies and processes
RECON – CORONAL BONE MPR
Coronals Angled in Plane to Body Part / Coronals Angled in Plane to Body Part
Recon Card 3D Coronal MPR / ON
2 / 2.0 mm / 2.0 mm / I70h
Very Sharp ASA / Osteo
1500/450 / FOV include vertebral
bodies and processes
RECON – SAGITTAL BONE MPR
Sagittals Angled in Plane to Body Part / Sagittals Angled in Plane to Body Part
Recon Card 3D Sagittal MPR / ON
2 / 2.0 mm / 2.0 mm / I70h
Very Sharp ASA / Osteo
1500/450 / FOV include vertebral
bodies and processes
RECON – RPO OBLIQUE BONE MPR
RPO Oblique Through the Foramina / RPO Oblique Through the Foramina
External to Internal
Recon Card 3D Oblique MPR / ON
2 / 2.0 mm / 2.0 mm / I70h
Very Sharp ASA / Osteo
1500/450 / FOV include vertebral
bodies and processes
RECON – LPO OBLIQUE BONE MPR
LPO Oblique Through the Foramina / LPO Oblique Through the Foramina
External to Internal
Recon Card 3D Oblique MPR / ON
2 / 2.0 mm / 2.0 mm / I70h
Very Sharp ASA / Osteo
1500/450 / FOV include vertebral
bodies and processes

*The operator must check the CTDIvol before and after the scan to ensure it is within the allowed dose range. Scans performed outside of the allowed range must be

documented and reviewed by the designated radiologist and/or physicist.

Allowed CTDIvol Dose Ranges:5 mGy – 60 mGy,32 cm CTDI Phantom

XR29 Dose Notification Value (CTDIvol):60 mGy

NETWORK:Exam to PACS

12/2017