Methods The serum LSA and TSGF concentrations were measured in 56 cases of lung cancer,65 cases of benign lung diseases and 50 cases of healthy people by improved resorcinol and colorimetry methods.

• 方法用改良间苯二酚法和化学比色法,同时检测56例肺癌、65例肺良性疾病、50例健康成人血清中LSA和TSGF的含量。结果在肺癌患者中,LSA阳性率为80。4%25,诊断正确率为87。