Objective To evaluate the correlation value between the level of serum HMCB-1 and bronchial lavage fluids and cancer metastasis in patients of lung cancer.Methods Ninety four lung cancer patients and eighty pneumonia benign disease patients were enroll in this study.The contents of serum HMCB-1 and bronchial lavage fluids were measured and recorded.Correlation analysis was used to estimate the relation between serum HMCB-1 and tumor stage.Results The level of serum HMCB-1 of and bronchial lavage fluids in l...