From: Standardizing SPECT/CT dosimetry following radioembolization with yttrium-90 microspheres
Region | Calibration | Linear regression slopes | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
FOV | Body | OAR | Liverlung | Liver | |||||||
CT | Nominal | CT | Nominal | CT | Nominal | CT | Nominal | CT | Nominal | ||
Liver | FOV | 1.000 | 1.000 | 1.081 | 1.088 | 2.239 | 2.254 | 2.361 | 2.374 | 2.712 | 2.729 |
Body | 0.923 | 0.916 | 1.000 | 1.000 | 2.069 | 2.067 | 2.180 | 2.173 | 2.502 | 2.498 | |
OAR | 0.446 | 0.443 | 0.482 | 0.483 | 1.000 | 1.000 | 1.054 | 1.051 | 1.210 | 1.209 | |
Liverlung | 0.423 | 0.421 | 0.457 | 0.459 | 0.948 | 0.951 | 1.000 | 1.000 | 1.149 | 1.151 | |
Liver | 0.361 | 0.366 | 0.398 | 0.398 | 0.823 | 0.825 | 0.870 | 0.869 | 1.000 | 1.000 | |
Lung | FOV | 1.000 | 1.000 | 1.100 | 1.069 | 2.275 | 2.210 | 2.382 | 2.329 | X | X |
Body | 0.907 | 0.933 | 1.000 | 1.000 | 2.065 | 2.063 | 2.162 | 2.170 | X | X | |
OAR | 0.439 | 0.451 | 0.483 | 0.483 | 1.000 | 1.000 | 1.046 | 1.053 | X | X | |
Liverlung | 0.419 | 0.428 | 0.462 | 0.457 | 0.955 | 0.949 | 1.000 | 1.000 | X | X |