CT CHEST ANEURYSM FOLLOW-UP C-
(last updated 5/29/2018, last reviewed 02/10/2022)
(last updated 5/29/2018, last reviewed 02/10/2022)
INDICATION: Follow-up known aneurysm. Evaluate aneurysm in a patient with contraindication to IV contrast.
If there is indication of aortic root or ascending aorta abnormality, study should be ECG gated
SERIES
- 3mm Axial soft tissue
- 3mm Axial lung
- 3mm Coronal
- 3mm Sagittal
- 3mm Oblique Sagittal Candycane
- 0.63 mm Axial source images to PACS and Terra Recon
| | |
|
POSITIONING/MODE
|
supine/helical |
|
kV/mA/rot time
|
120 kV/Auto mA/0.5 sec |
|
DETECTOR COLLIMATION
|
16 x 1.5mm (S16) 24 x 1.2mm (D64) |
|
SLICE THICKNESS
|
3mm |
|
PITCH
|
1 to 1.5 |
|
TABLE FEED
|
4.8 cm/sec (S16) 5.8 cm/sec (D64) |
|
KERNAL
|
std and lung |
|
SFOV
|
large |
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COVERAGE
|
lung apices -> diaphragm |
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ACQUISITION
|
craniocaudal |
|
ORAL CONTRAST
|
none |
|
IV CONTRAST
|
none |
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RESPIRATION
|
Inspiration |
|
POSTPROCESSING
|
3mm Coronal and Sagittal 3mm Oblique Sagittal Candycane |