Table 2 Summary of Hounsfield units (HU) and standardized uptake value (SUV) thresholds used for quantification of human brown adipose tissue by 18F-FDG-PET/CT scans from January 1, 2007 to March 10, 2017.
HU | SUV ≥ | No. of studies: 116 |
---|---|---|
-250; -50 | 2.0 | 20 |
Not used/Not reported | 2.0 | 10 |
-180; -10 | 1.5 | 7 |
-300; -10 | 2.0 | 4 |
-100; -10 | 1.0 | 3 |
-250; -10 | 2.0 | 3 |
-150; -30 | 1.5 | 2 |
-250; -50 | SUV different at 2.0 | 7 |
-180; -10 | SUV different at 1.5 | 2 |
Other combinations | 26 | |
Not reported | Not reported | 32 |