Table 3 PET/CT outcome and CRC recurrence in CEA subgroups
CEA subgroups | ||||
|---|---|---|---|---|
1 increase (n = 30) | 2 increases (n = 26) | >2 increases (n = 5) | Persistently elevated (n = 12) | |
Number of PET/CT-positive patients | 19 (63 %) | 7 (27 %) | 3 (60 %) | 3 (25 %) |
Number of patients with CRC recurrence | 18 (60 %) | 10 (38 %) | 3 (60 %) | 4 (33 %) |
Median CEA, μg/L | 6.75 | 4.85 | 4.0 | 5.7 |
CEA range, μg/L | 1.7–164.0 | 2.3–16.4 | 1.5–6.1 | 3.4–7.8 |