Lung cancer is responsible for more deaths than any other cancer, with only 15% of patients reaching 5-year survival, and non-small cell lung cancer accounts for 75% of all lung cancer.

Methods:The serums level of tumor markers were detected by the C-12 system in lung cancer patients with benign pulmonary disease and healthy persons.

Methods Serum tumor markers of lung cancer group, benign disease group and health control group were detected by chemiluminescence immunoassay (ECLIA).