The routine laboratory parameters, including the white blood cell count, erythrocyte sedimentation rate (ESR), C-reactive protein (CRP), liver and pancreatic enzyme and tumor marker [carcinoembryonic antigen (CEA), carcinoma antigen (CA)-125, CA-199, prostate-specific antigen (PSA) and α-fetoprotein (AFP)] levels, were all within the normal limits. Here, CEACAM5 is linked to neoplasm.