Zhang Zhang Y Y Jin Jin B B Shao Shao M M Dong Dong Y Y Lou Lou Y Y Huang Huang A A Monitoring of carcinoembryonic antigen levels is predictive of EGFR mutations and efficacy of EGFR-TKI in patients with lung adenocarcinoma Monitoring of carcinoembryonic antigen levels is predictive of EGFR mutations and efficacy of EGFR-TKI in patients with lung adenocarcinoma Tumor Biol Tumor Biol 2014 2014 35 35 4921 4921 8 8 10.1007/s13277-014-1646-1 10.1007/s13277-014-1646-1. This evidence concerns the gene CEACAM5 and lung adenocarcinoma.