CEACAM5 and neoplasm: However, gender, age, albumin, distant metastasis, tumor location, Eastern Cooperative Oncology Group performance status (ECOG-PS), and tumor markers including carbohydrate antigen 199 (CA199), carcinoembryonic antigen (CEA), alpha-fetoprotein (AFP), and carbohydrate antigen 125 (CA125) were not found to be associated with increased or decreased risk of LN metastases.