Table 3. Comparison of the SUV mean values at 60 minutes post-injection for 18F-FSPG and 18F-FDG across all patients (N = 5).
SUV 60 min p.i. (g/ml) | 18F-FSPG [mean (SD)] | 18F-FDG [mean (SD)] |
---|---|---|
Primary brain tumors | 2.4* | NA |
Brain metastases | 5.0 (1.8) | 7.2 (2.8) |
Aorta | 0.8 (0.2) | - |
Pancreas | 5.9 (2.1) | - |
Heart | 0.7 (0.1) | - |
Kidney whole | 10.4 (4.1) | - |
Kidney cortex | 9.5 (3.2) | - |
Brain | 0.1 (0.0) | 6.9 |
Muscle | 0.2 (0.1) | - |
Lung | 0.2 (0.1) | - |
Liver | 1.4 (0.3) | - |
Brain tumor:normal brain ratio | 24.0 | - |
Brain mets:normal brain ratio | 50 | 1.0 |
*Average of the two lesions from the high-grade glioma subject.