CT FACIAL BONES

FACIAL BONES CT

Indication: Fracture, Abscess, Cellulitis, Tumor


Position/Landmark

Head First / EAM


Scout direction

Cranio-Caudal


Respiraton

NONE


Scan Type

Helical


Rotation/Pitch/Index

KV/ mA/ Rotation time (sec): 120kv / (10-400) Smart mA / 0.8sec
Pitch/ Speed(mm/rotation): 0.969:1 / 19.37
Noise Index: 7.00


Detector width x rows = Beam Collimation

0.625mm X 32 = 20mm


Slice Thickness/Spacing Algorithm/Recon

Recon Thickness/Spacing Algorithm

1. Thin Cuts 0.625mm X 0.625mm Detail (for DMPR)
2. Facial 2.5mm X 2.5mm Bone
3. Facial 2.5mm X 2.5mm Standard


Angle

NONE


Location/FOV

Start/End Location: Below the mandible / through the frontal sinus
SFOV: Head
DFOV: 20cm


IV Contrast Volume/Type/Rate

75ml Isovue 370 up to 2.5ml/sec
Used for cellulitis, abscess or tumor at Physician/ Radiologist discretion


Scan Delay

30-40 sec


2D/3D

DMPR 2.5mm X 2.5mm Coronal &Sagittal


Comments

N/A


Images Required in PACS

Scouts, 2.5mm Axial images, Coronal DMPR images & Dose Report