Table 3 Background and target (spheres + kidneys) activity concentrations at the start of each acquisition with associated TBR
From: Anatomy-based correction of kidney PVE on \(^{177}\text{Lu}\) SPECT images
Phantom | Activity concentration (MBq/L) | TBR | |
|---|---|---|---|
Background | Targets (spheres + Kidneys) | ||
IEC 1 6 spheres + Small Kidneys | 33.8 | 378.7 | 11.2 |
39.7 | 375.8 | 9.5 | |
49.9 | 374.9 | 7.5 | |
65.1 | 373.8 | 5.7 | |
96.1 | 372.7 | 3.9 | |
190.2 | 371.1 | 2.0 | |
IEC 2 6 spheres + Medium Kidneys | 29.6 | 354.8 | 12.0 |
34.8 | 352.9 | 10.1 | |
43.6 | 351.7 | 8.1 | |
58.6 | 350.9 | 6.0 | |
88.2 | 349.9 | 4.0 | |
171.7 | 347.7 | 2.0 | |
IEC 3 6 spheres + Large Kidneys | 32.4 | 357.5 | 11.0 |
38.4 | 356.6 | 9.3 | |
48.2 | 355.6 | 7.4 | |
62.1 | 354.8 | 5.7 | |
104.4 | 354.1 | 3.4 | |
192.1 | 353.3 | 1.8 | |