CEACAM5 and neoplasm: The median Ki values of CD20-positive tumours (1.87 μL/g/h and 1.90 μL/g/h) and CEA-positive tumours (mdn = 2.77 μL/g/h, IQR = 2.11–3.65) were higher than those of target-negative tumours (see Fig. 3).