目前,在全世界35个国家肺癌的发病率和死亡率已经排在各种恶性肿瘤的第1位。在过去的10年中,全球肺癌的发病率每年以22%的速度上升,每年全球新增肺癌患者达120万人,死亡110万人。肺癌和艾滋病是21世纪人类面临的最大威胁。全国肿瘤防治研究办公室日前公布了我国肺癌的发病现状 At present, the incidence and mortality of lung cancer in 35 countries around the world have ranked first in various malignancies. In the past 10 years, the incidence of lung cancer worldwide has risen at a rate of 22% every year. Each year, 1.2 million lung cancer patients have been newly added globally, and 1.1 million people have died. Lung cancer and AIDS are the greatest threats to humanity in the 21st century. National Cancer Research Office recently announced the status of lung cancer in China