Serum tumor markers were obtained preoperatively only in patients with peritoneal spread of the disease, with a median CEA 6.2 (IQR: 2.2–11.4), median CA-19.9 26 (IQR: 11.7–37.2), and median CA-125 85 (IQR: 31.6–93.0). This evidence concerns the gene CEACAM5 and neoplasm.