CEACAM5 and neoplasm: After admission, hepatic function examination yielded the following results: alanine transaminase (ALT) 13 U/L, aspartate aminotransferase (AST) 15 U/L, total bilirubin 18.6 μmol/L, direct bilirubin 5.3 μmol/L, and indirect bilirubin 13.3 μmol/L; examination of tumor biomarkers revealed that carcinoembryonic antigen (CEA), carbohydrate antigen125 (CA125) and carbohydrate antigen 199 (CA199) were all in the normal ranges; glycosylated hemoglobin test showed 5.6%,which was normal.