
Children
HeadAngio08s
Indications:
Spiral mode for head CT angiography, e.g., cerebral vascular abnormalities, tumors etc.
A range of 6 cm will be covered in 26 sec.
| 
 | HeadAngio | 2nd | 
| 
 | 
 | reconstruction | 
| kV | 80 | 
 | 
| 
 | 
 | 
 | 
| Effective mAs | 65 | 
 | 
| 
 | 
 | 
 | 
| Rotation time | 0.8 sec | 
 | 
| 
 | 
 | 
 | 
| Slice | 1.0 mm | 
 | 
| collimation | 
 | 
 | 
| 
 | 
 | 
 | 
| Slice width | 2.0 mm | 1.25 mm | 
| 
 | 
 | 
 | 
| Feed/Rotation | 2.0 mm | 
 | 
| 
 | 
 | 
 | 
| Pitch Factor | 1.0 | 
 | 
| 
 | 
 | 
 | 
| Increment | 2.0 mm | 0.8 mm | 
| 
 | 
 | 
 | 
| Kernel | C30s | C30s | 
| 
 | 
 | 
 | 
| CTDIVol | 4.21 mGy | 
 | 
| 
 | 
 | 
 | 
| Effective dose | Male: | 
 | 
0.10mSv*
Female:
0.10mSv*
* The conversion factor for a 
228
