CT Protocols: (Brain, ENT, Spine, Vascular) - Department of Radiology
CT Protocols: (Brain, ENT, Spine, Vascular) - Department of Radiology
CT Protocols: (Brain, ENT, Spine, Vascular) - Department of Radiology
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72 Revised 7/22/09 (Gentry/Ranallo)<br />
Scan Factors for Part 3 only:<br />
Temporal Bone: (<strong>Vascular</strong> Mass)<br />
Adult<br />
Scanner GE LS Xtra GE LS 16 GE LS 16 Pro GE LS V<strong>CT</strong> 64 GE LS 8<br />
Scan Type Helical Helical Helical Helical Helical<br />
Rotation Time (sec) 0.7 0.9 0.6 0.6<br />
Detector Coverage (mm)<br />
Beam Collimation (mm)<br />
10 10 10 20<br />
Detector Rows 16 16 16 16<br />
Pitch 0.562 0.562 0.562 0.531<br />
Speed (mm/rot) 5.625 5.625 5.625 10.62<br />
Detector Configuration 16 x 0.625 16 x 0.625 16 x 0.625 64 x 0.625<br />
Slice Thickness (mm) 1.25 1.25 1.25 1.25<br />
Interval (mm) 0.75 0.75 0.75 0.625<br />
Scan FOV Head Head Head Head<br />
kV 100 100 100 100<br />
Smart mA/ Auto mA Range 230-750 140-420 210-700 200-660<br />
Noise Index 8.8 8.8 8.8 8.8<br />
(Manual mA) 600 370 560 530<br />
Recon 1:<br />
DFOV 20 20 20 20<br />
Recon Type Standard Standard Standard Standard<br />
WW/ WL 400/40 400/40 400/40 400/40<br />
Recon Option Plus Plus Plus Full<br />
Recon Option<br />
Contrast (Part 3 Only)<br />
<strong>CT</strong> 1 <strong>CT</strong> 2 <strong>CT</strong> 3 <strong>CT</strong> 4 & ER <strong>CT</strong> East & RP <strong>CT</strong><br />
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