Original CT image
+ Region Of Interest (ROI)

ROI centred on a tumour branch

7x ROI
before enhancement

7x ROI
after enhancement

7x ROI
after enhancement
with annotation for measurements

Intensity (mean) = -139 ± 136 CTU
Area = 130.58 ± 2.75 mm²
Volume = 652.89 ± 13.77 mm³