A head CT without contrast followed by a head CTA was performed; SURESubtraction, automated neurovascular CT digital subtraction was applied and demonstrate a right internal carotid artery (ICA) occlusion.
View Scan Parameters| Non-Contrast | |
| Scan Mode | Ultra-Helical | 
| Collimation | 0.5 mm x 80 | 
| kVp | 120 | 
| mAs | 150 | 
| Rotation Time | 0.75 s | 
| Scan Range | 164.0 mm | 
| Dose Reduction | AIDR3D | 
| CTDIvol | 42.1 mGy | 
| DLP | 871.4 mGy·cm | 
| Effective Dose* | 1.83 mSv | 
| Post-Contrast | |
| Scan Mode | Ultra-Helical | 
| Collimation | 0.5 mm x 80 | 
| kVp | 120 | 
| mAs | 187 | 
| Rotation Time | 0.75 s | 
| Scan Range | 164.0 mm | 
| Dose Reduction | AIDR3D | 
| CTDIvol | 52.7 mGy | 
| DLP | 1089.3 mGy·cm | 
| Effective Dose* | 2.28 mSv | 
                                                    
                                                © CANON MEDICAL SYSTEMS KOREA CO., LTD.
© CANON MEDICAL SYSTEMS KOREA CO., LTD.