CT CERVICAL SPINE (last updated 10/28/2020, last reviewed 02/07/2022)
INDICATION: Trauma, pain, fracture, postoperative evaluation, degenerative conditions, congenital abnormality, bone lesion evaluation.
THE SAME TECHNICAL PARAMETERS ARE USED FOR CERVICAL CT MYELOGRAM (following intrathecal contrast adminsitration by the neuroradiologist).
SERIES
- 2mm Axial bone
- 2mm Axial soft tissue
- 2mm Coronal bone
- 2mm Sagittal bone
- 2mm Sagittal soft tissue
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POSITIONING/MODE
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supine/helical |
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kV/mA/rot time
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120 to 140 kV/auto mA/1 sec or less |
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DETECTOR COLLIMATION
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16 x 1.5mm (S16) 64 x 0.6mm (D64) |
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SLICE THICKNESS
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2mm |
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PITCH
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1 to 1.5 |
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KERNAL
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bone and soft tissue |
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SFOV
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14 to 16 cm |
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COVERAGE
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skull base -> T1 |
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ACQUISITION
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caudocranial |
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IV CONTRAST
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none |
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POSTPROCESSING
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2mm axial bone, 2mm axial soft tissue, 2mm coronal bone, 2mm sagittal bone, 2mm sagittal soft tissue |
NOTES:
***For pediatric patients (<18 yo) follow ALARA principle and use pediatric specific technical parameters per respective CT scanner***