Table 3 Ki values in the ROIs of difference framing protocols (mean ± SD of 10 subjects, unit: μL/min/cm3)
From: Framing protocol optimization in oncological Patlak parametric imaging with uKinetics
ROI | P-100f | P-61f | P-48f | P-29f | P-19f | P-12f |
|---|---|---|---|---|---|---|
Lesion | 23.5 ± 13.6* | 23.6 ± 13.6 | 23.7 ± 13.8 | 23.5 ± 13.7 | 23.6 ± 13.9 | 22.4 ± 13.0* |
Gray matter | 36.5 ± 9.1 | 36.9 ± 9.5 | 37.2 ± 9.5 | 36.9 ± 9.5 | 36.2 ± 9.5 | 34.8 ± 9.3 |
White matter | 11.6 ± 2.6 | 11.8 ± 2.7 | 11.9 ± 2.7 | 11.7 ± 2.7 | 11.0 ± 2.5 | 10.6 ± 2.5 |
Lung | 0.9 ± 0.6 | 0.9 ± 0.6 | 0.9 ± 0.6 | 0.9 ± 0.6 | 0.9 ± 0.6 | 0.9 ± 0.5 |
Liver | 3.7 ± 0.9 | 3.8 ± 1.0 | 3.8 ± 0.9 | 3.8 ± 1.0 | 3.8 ± 1.0 | 3.6 ± 0.9 |
Spleen | 4.5 ± 1.8 | 4.6 ± 1.9 | 4.6 ± 1.9 | 4.6 ± 1.9 | 4.5 ± 1.9 | 4.3 ± 1.8 |
Bone marrow | 9.8 ± 4.3 | 9.9 ± 4.4 | 9.9 ± 4.4 | 9.9 ± 4.4 | 9.6 ± 4.3 | 9.2 ± 4.1 |
Kidney | 5.5 ± 2.6 | 5.5 ± 2.7 | 5.6 ± 2.7 | 5.5 ± 2.7 | 5.6 ± 2.6 | 5.3 ± 2.5 |
Muscle | 1.6 ± 0.3 | 1.7 ± 0.4 | 1.7 ± 0.4 | 1.7 ± 0.4 | 1.6 ± 0.3 | 1.5 ± 0.3 |