Table 4.
Organ dose calculatedfor131I by GATE and medical internal radiation dose methods
| Total dose (self-dose+cross-dose) (mGy/MBq) | ||||||||
|---|---|---|---|---|---|---|---|---|
|
| ||||||||
| Kidneys | Liver | Thyroid | Spleen | |||||
|
|
|
|
|
|||||
| GATE | MIRD | GATE | MIRD | GATE | MIRD | GATE | MIRD | |
| Patient 1 | 1.39E-1 | 1.80E-1 | 8.54E-2 | 9.03E-2 | 7.50E-2 | 7.36E-2 | 5.76E-1 | 5.83E-1 |
| Ratio DGATE/DMIRD | 0.77 | 0.94 | 1.02 | 0.99 | ||||
| Patient 2 | 8.01E-2 | 8.48E-2 | 3.50E-2 | 3.33E-2 | 1.14E-1 | 1.07E-2 | 1.30E-1 | 1.25E-1 |
| Ratio DGATE/DMIRD | 0.94 | 1.05 | 1.06 | 1.04 | ||||
| Patient 3 | 1.82E-1 | 1.88E-1 | 1.41E-1 | 1.46E-1 | 1.21E-1 | 1.17E-1 | 3.45E-1 | 3.56E-1 |
| Ratio DGATE/DMIRD | 0.97 | 0.97 | 1.03 | 0.97 | ||||
| Patient 4 | 1.88E-1 | 1.95E-1 | 1.97E-1 | 2.04E-1 | 2.03E-1 | 2.06E-1 | 6.64E-1 | 6.53E-1 |
| Ratio DGATE/DMIRD | 0.96 | 0.96 | 0.98 | 1.02 | ||||
| Total dose (GATE) | 1.47E-1 | 1.15E-1 | 1.28E-1 | 4.26E-1 | ||||
MIRD: Medical internal radiation dose, GATE: Geant4 application for tomographic emission