TABLE 3.
Radionuclide Imaging Data
| Variable | All patients (n = 35) | CMR available (n = 33) | ||
|---|---|---|---|---|
| Mean ± SD | Range | Mean ± SD | Range | |
| Perfusion defect (SPECT % of polar map) | 23.2 ± 17.4 | 0–55 | 23.6 ± 17.4 | 0–55 |
| PET signal (68Ga-FAPI-46 SUVpeak) | ||||
| Spleen | 1.43 ± 0.40 | 0.96–2.61 | 1.43 ± 0.41 | 0.96–2.61 |
| Liver | 1.50 ± 0.47 | 0.82–2.93 | 1.48 ± 0.47 | 0.82–2.93 |
| Bone marrow | 1.05 ± 0.29 | 0.61–2.04 | 1.05 ± 0.29 | 0.61–2.04 |
| Lungs | 0.82 ± 0.32 | 0.34–2.17 | 0.81 ± 0.33 | 0.34–2.17 |
| Blood pool (left atrium) | 1.97 ± 0.40 | 1.32–3.21 | 1.97 ± 0.40 | 1.32–3.21 |
| Remote myocardium | 1.41 ± 0.38 | 0.91–2.84 | 1.41 ± 0.39 | 0.91–2.84 |
| Infarct | 6.41 ± 1.53 | 3.52–10.60 | 6.54 ± 1.46 | 4.24–10.60 |
| Area of FAP upregulation (% of polar map) | 58.0 ± 15.4 | 29–90 | 57.7 ± 15.8 | 29–90 |
| Volume of FAP signal (cm3) | 105.8 ± 45.6 | 33.6–215.4 | 105.9 ± 46.6 | 33.6–215.4 |