Table 4.
Estimated absorbed radiation doses for different doses of [11C]K-2 in female subjects.
| 370 MBq of [11C]K-2 | 555 MBq of [11C]K-2 | ||
|---|---|---|---|
| Organ | Dose (μGy/MBq) | Organ | Dose (μGy/MBq) |
| Adrenals | 6.9 ± 0.7 | Adrenals | 6.7 ± 0.8 |
| Brain | 6.4 ± 0.8 | Brain | 5.7 ± 0.8 |
| Breasts | 2.0 ± 0.1 | Breasts | 2.1 ± 0.1 |
| Esophagus | 3.6 ± 0.2 | Esophagus | 3.0 ± 0.2 |
| Eyes | 2.0 ± 0.1 | Eyes | 2.0 ± 0.1 |
| Gallbladder wall | 6.1 ± 0.3 | Gallbladder wall | 6.1 ± 0.8 |
| Upper large intestine | 3.2 ± 0.1 | Upper large intestine | 3.2 ± 0.1 |
| Small intestine | 8.3 ± 1.7 | Small intestine | 6.8 ± 0.2 |
| Stomach wall | 4.9 ± 0.6 | Stomach wall | 4.9 ± 0.7 |
| Lower large intestine | 3.4 ± 0.1 | Lower large intestine | 3.4 ± 0.1 |
| Rectum | 4.5 ± 1.1 | Rectum | 4.2 ± 0.8 |
| Heart wall | 4.2 ± 0.5 | Heart wall | 4.7 ± 0.5 |
| Kidneys | 28.0 ± 3.6 | Kidneys | 25.6 ± 5.5 |
| Liver | 27.8 ± 3.3 | Liver | 26.3 ± 4.5 |
| Ovaries | 8.0 ± 1.3 | Ovaries | 8.7 ± 1.7 |
| Lungs | 3.4 ± 0.5 | Lungs | 3.3 ± 0.4 |
| Pancreas | 6.8 ± 1.1 | Pancreas | 7.2 ± 1.3 |
| Salivary glands | 2.1 ± 0.1 | Salivary glands | 2.2 ± 0.1 |
| Red marrow | 4.4 ± 0.1 | Red marrow | 4.6 ± 0.2 |
| Osteogenic cells | 2.9 ± 0.1 | Osteogenic cells | 2.9 ± 0.1 |
| Spleen | 5.5 ± 2.5 | Spleen | 6.0 ± 1.8 |
| Thymus | 2.8 ± 0.1 | Thymus | 3.0 ± 0.1 |
| Thyroid | 2.3 ± 0.3 | Thyroid | 3.7 ± 0.4 |
| Urinary bladder wall | 37.3 ± 16.0 | Urinary bladder wall | 30.9 ± 12.9 |
| Uterus | 4.7 ± 1.1 | Uterus | 4.4 ± 0.8 |
| Effective dose (μSv/MBq) | 6.5 ± 0.4 | Effective dose (μSv/MBq) | 6.3 ± 0.5 |
Values are mean ± SD of six subjects.