Table 5 Approximations of \(\mathrm{S}\left(\mathrm{LP}\leftarrow \mathrm{LB}\right)\) and \(\mathrm{S}\left(\mathrm{LP}\leftarrow \mathrm{LP}\right)\) values for 10 radionuclides with applications to diagnostic imaging using the single-region and dual-region tetrahedral mesh models of the reference adult female liver (AFL)
Radionuclide | S values (mGy/MBq-s) | |||||
|---|---|---|---|---|---|---|
Approximations to S(LP ← LB) | Ratio | Approximations to S(LP ← LP) | Ratio | |||
S(L ← L) | S(LOBV ← LB) | S(L ← L) | S(LOBV ← LOBV) | |||
SPECT radionuclides | ||||||
Ga-67 | 6.03E−06 | 5.62E−06 | 1.072 | 6.03E−06 | 6.14E−06 | 0.982 |
Tc-909m | 3.48E−06 | 3.31E−06 | 1.050 | 3.48E−06 | 3.52E−06 | 0.989 |
In-111 | 1.03E−05 | 9.93E−06 | 1.035 | 1.03E−05 | 1.04E−05 | 0.993 |
I-123 | 6.16E−06 | 5.86E−06 | 1.050 | 6.16E−06 | 6.23E−06 | 0.989 |
PET radionuclides | ||||||
C-11 | 4.85E−05 | 4.56E−05 | 1.064 | 4.85E−05 | 4.93E−05 | 0.984 |
N-13 | 5.77E−05 | 5.43E−05 | 1.062 | 5.77E−05 | 5.86E−05 | 0.984 |
O-15 | 7.82E−05 | 7.39E−05 | 1.058 | 7.82E−05 | 7.93E−05 | 0.986 |
F-18 | 3.57E−05 | 3.37E−05 | 1.062 | 3.57E−05 | 3.63E−05 | 0.985 |
Ga-68 | 7.73E−05 | 7.32E−05 | 1.056 | 7.73E−05 | 7.83E−05 | 0.987 |
Rb-82 | 1.34E−04 | 1.29E−04 | 1.041 | 1.34E−04 | 1.35E−04 | 0.992 |