Hot Vial SUV Ratios Measured Using ACR ROIs and Cylindric VOIs
Hot vial ratio | SUVmax ratio | SUVvial ratio |
16 mm/25 mm | 0.95 ± 5.0% | 0.91 ± 2.7% |
12 mm/25 mm | 0.79 ± 6.7% | 0.77 ± 3.3% |
8 mm/25 mm | 0.53 ± 5.2% | 0.54 ± 3.7% |
SUVmax using 25-mm circular ROI in 10-mm slice. SUVvial using cylindric VOI.