Dose Estimates to Fetus for 99mTc-RBCs (133)
Stage of gestation | Fetal dose | |
mGy/MBq | rad/mCi | |
Early | 0.0068 | 0.025 |
3 mo | 0.0047 | 0.017 |
6 mo | 0.0034 | 0.013 |
9 mo | 0.0028 | 0.010 |
Dose estimates for in vivo or in vitro labeling are only slightly different. The slightly higher values for in vitro labeling are presented here.