CT Scans | Low-dose CT scan | ||||
---|---|---|---|---|---|
CT dose soft | WAZA-ARI | ImPACT | CT-EXPO | ||
Auto exposure control | Without AEC | Without AEC | Without AEC | ||
Sex | Male | Female | Average adult | Male | Female |
mAs | 22.5 – 37.5 | 22.5 - 37.5 | 37.5 | 37.5 | 37.5 |
Lung (mGy) | 2.7 – 4.6 | 3.1 – 5.2 | 5.8 | 5.3 | 5.3 |
Liver (mGy) | 2.7 – 4.5 | 2.8 – 4.7 | 4.8 | 4.7 | 4.8 |
Breast (mGy) | 2.1 – 3.5 | 2.2 – 3.6 | 4.3 | 5.4 | 5.4 |
ICRP103 (mSv) | 1.7 – 2.8 | 1.5 – 2.5 | 3.4 | - | - |
ICRP60 (mSv) | 1.5 – 2.5 | 1.3 – 2.2 | 2.9 | 2.8 | 3.3 |
DLP (mGy cm) | 84 – 140 | 71 – 119 | 168 | 203 | 203 |
CTDIvol (mGy) | 2.1 – 3.5 | 2.1 – 3.5 | 3.5 | 3.3 | 3.3 |
Average of DLP indicated value of 16 Toshiba rows CT (mGy x cm) | 59.8 (n = 4) – 99.7(n = 15) | ||||
CT Scans | Follow–up standard diagnostic CT scan | ||||
CT dose soft | WAZA–ARI | ImPACT | CT–EXPO | ||
Auto exposure control | With AEC | Without AEC | Without AEC | ||
Sex | Male | Female | Average adult | Male | Female |
mAs | 150 (Max) | 150 (Max) | 150 | 150 | 150 |
Lung (mGy) | 15.1 – 22.1 | 17.9 – 25.2 | 23.0 | 21.0 | 21.2 |
Liver (mGy) | 18.6 – 21.5 | 19.0 – 22.5 | 19.0 | 18.7 | 19.3 |
Breast (mGy) | 10.4 – 17.0 | 11.6 – 17.5 | 17.0 | 21.4 | 21.4 |
ICRP103 (mSv) | 11.1 – 13.8 | 9.4 – 12.1 | 14.0 | - | - |
ICRP60 (mSv) | 10.3 – 12.5 | 8.5 – 10.6 | 12.0 | 11 | 13 |
DLP (mGy cm) | 545 – 679 | 455 – 574 | 673 | 810 | 810 |
CTDIvol (mGy) | 13.5 – 16.8 | 13.3 – 16.8 | 13.9 | 13.3 | 13.3 |
Average of DLP indicated value of 16 Toshiba rows CT (mGy x cm) | 474.7 (n = 19) |