近年来 ,肺癌的发病率和病死率均呈上升趋势 ,提高早期诊断水平对改善患者预后尤为重要。肺癌的确诊有赖于病理学或细胞学检查 ,但血清标志物检测由于取材容易 ,方法简便 ,重复性好 ,已成为诊断肺癌的一种重要手段。我院通过联合检测血清肿瘤特异性生长因子 (ＴＳＧＦ)与癌胚抗 In recent years, both the incidence and mortality of lung cancer have shown an upward trend, and raising the level of early diagnosis is particularly important for improving the prognosis of patients. The definitive diagnosis of lung cancer depends on pathology or cytology, but serum markers are easy to draw, simple and reproducible, and have become an important means of diagnosing lung cancer. Our hospital through the joint detection of serum tumor-specific growth factor (TSGF) and carcinoembryonic resistance