Material | PRIMO HU range | PRIMO mass density range (g/cm3) | Acuros HU range | Acuros mass density range (g/cm3) |
---|---|---|---|---|
Air | − 1000, −  957 | 0, 0.0204 | −1000, −  957 | 0, 0.0204 |
Lung | −957, −  400 | 0.0204, 0.594 | −  967, −  374 | 0.0104, 0.624 |
Adipose Tissue | −  400, −  59 | 0.594, 0.969 | −  434, 1 | 0.551, 1.001 |
Muscle, Skeletal | − 59, 88 | 0.969, 1.075 | −59, 117 | 0.969, 1.093 |
Cartilage | 88, 298 | 1.075, 1.199 | 57, 971 | 1.056, 1.600 |
Bone | 298, 2832 | 1.199, 2.833 | 128, 2832 | 1.100, 2.830 |