目前,肺癌已成为对人类生命健康构成威胁最大的恶性肿瘤,人类肺癌通常分为小细胞肺癌(SCLC)及非小细胞肺癌(NSCLC)两大类型。NSCLC在组织病理学以及临床表现方面与SCLC有着截然不同的特性,NSCLC可更进一步分为腺癌、鳞癌和大细胞癌,其中腺癌最为常见。实体肿瘤的发生发展均为血 At present, lung cancer has become the most serious malignant tumor of human life and health. Human lung cancer is usually divided into two types: small cell lung cancer (SCLC) and non-small cell lung cancer (NSCLC). NSCLC in histopathology and clinical manifestations with SCLC has very different characteristics, NSCLC can be further divided into adenocarcinoma, squamous cell carcinoma and large cell carcinoma, of which adenocarcinoma is the most common. The occurrence and development of solid tumors are blood