Dose 2016

Bone line is scanner dependent due to nominal tube energy

Density Calibration Curves

800.00

600.00

400.00

200.00

0.00

0.100

0.300

0.500

0.700

0.900

1.100

1.300

1.500

1.700

Hounsfield Units

-200.00

-400.00

-600.00

-800.00

Note only one calibration per CT unit regardless of patient size

Relative Electron Density

CT 3 CT 4 CT 5 CT 6

α electron density ρ e t

N

CT