From: Multi-detector computed tomography in traumatic abdominal lesions: value and radiation control
(A) | |||||
---|---|---|---|---|---|
Region of Body | 0 | 1Â years old | 5Â years old | 10Â years old | Adult |
Head and Neck | 0.013 | 0.0085 | 0.0057 | 0.0042 | 0.0031 |
Head | 0.011 | 0.0067 | 0.0040 | 0.0032 | 0.0021 |
Neck | 0.017 | 0.012 | 0.011 | 0.0079 | 0.0059 |
Chest | 0.039 | 0.026 | 0.018 | 0.013 | 0.014 |
Abdomen and Pelvis | 0.049 | 0.030 | 0.020 | 0.015 | 0.015 |
Trunk | 0.044 | 0.028 | 0.019 | 0.0 14 | 0.015 |
(B) | |||
---|---|---|---|
Conversion of total DLP to effective dose | |||
Patient age | Type of exam | Total DLP (mgy/cm) | Effective dose (msv) |
5Â years | Monophasic | 82.4 | 1.6 |
9Â years | Monophasic | 119 | 2.4 |
17Â years | Triphasic | 347 | 5.2 |
17Â years | Biphasic | 327 | 4.9 |
18Â years | Biphasic | 308.3 | 4.6 |
20Â years | Triphasic | 692.9 | 10.4 |
25Â years | Triphasic | 668 | 10.02 |
25Â years | Triphasic | 666 | 10 |
27 years | Biphasic + enema | 1350 | 20.3 |
34Â years | Triphasic | 855 | 12.8 |
42Â years | Biphasic | 439.6 | 6.6 |
53Â years | Triphasic | 1103 | 16.6 |