Table 3.
Summary of imaging systems, choice of collimator, energy-window settings and reconstructions used in studies of quantitative 90Y bremsstrahlung SPECT
| Study | Imaging system | Collimator | Energy window (keV) | Reconstruction settings |
|---|---|---|---|---|
| Ito et al. [110] | Picker PRISM-2000XP | Medium energy |
Various. 57–232 concluded for clinical imaging |
OS-EM (& FBP). Att.Corr: Chang method Scat.Corr: not included CRF not included |
| Minarik et al. [111, 112] | GE SPECT/CT Discovery VH | High energy | 105–195 |
OS-EM Att.Corr: CT-based, mean mass-attenuation coefficient (abundance-weighted mean energy) Scat.Corr: Effective Scatter Source Estimation (ESSE) CRF included |
| Elschot et al. [113] | Siemens Symbia T16 SPECT/CT | High energy | 50–250 |
OS-EM Att.Corr: CT-based, Monte-Carlo calculation embedded in reconstruction, including modelling of attenuation and scatter. CRF included |
| Rong et al. [114, 115] | Philips Precedence SPECT/CT | High energy | 100–500 |
OS-EM Att.Corr: CT-based with energy-dependent effective attenuation coefficient Scat.Corr: ESSE CRF included |
|
Various. 80–180 found optimal | ||||
| Dewaraja et al. [116] | Siemens Symbia T6 SPECT/CT | High energy | 105–195 |
OS-EM Att.Corr: CT-based with mass attenuation coefficient for 150 keV Scat.Corr: Monte Carlo calculation embedded in reconstruction CRF included |
CRF collimator response function