Dosimetry Implications
Scan parameters
- 120kV, 50 mA for CT fluoro
- 120kV, 200 - 300mA for conventional CT
- scan time limited to reset at ~ 60 sec
- mA factor of 4 - 6 lower
- scan time is a factor of up to 60 higher
- dose is > ~ 10 x higher
-
Screening times ឬ to > 600 sec