CEACAM5 and neoplasm: Given the high suspicion of ovarian malignancy with possible metastasis, serum tumor markers were analyzed: carcinoembryonic antigen (CEA) was 1.07 ng/mL (reference range 0–5.09 ng/mL), CA 19–9 was 4.57 IU/mL (reference range 0–41 IU/mL), CA-125 was markedly elevated at 1,200 IU/mL (reference range 0–35 IU/mL), and HE-4 was 82.1 pmol/L (reference range 0–70 pmol/L).