Table 2. Tumor markers of 81 patients diagnosed with periampullary carcinoma.
| Tumor markers | High, n (%) | Normal, n (%) | Total, n |
|---|---|---|---|
| CA19-9 | 36 (45.00) | 44 (55.00) | 80 |
| CA125 | 4 (10.81) | 33 (89.19) | 37 |
| CEA | 5 (6.17) | 76 (93.83) | 81 |
Note: all patients were diagnosed with cancer on the postoperative pathological biopsy. Normal ranges: CA19-9 0–37 U/mL; CA125 0–35 U/mL; CEA 0–5 ng/mL.