肺癌又称支气管肺癌,难以区别,程度上又不一定表是常见的恶性肿瘤之现得那么严重,未能引起人们一。肺癌多见于男性,男女性的足够重视,尤其是长期吸烟别比约为4∶1。肺癌多发生于和老慢支患者,对于咳嗽、咳40岁以后,中老年为肺癌的痰常不以为然,也不及时去医高发年龄,其中45～65 Lung cancer, also known as bronchial lung cancer, is indistinguishable. The extent to which it is not necessarily a common malignancy is so severe that it has not caused people to suffer. Lung cancer is more common in men than men. Men and women have enough attention, especially long-term smoking is about 4:1. Lung cancer occurs mostly in patients with old and chronic bronchitis. After cough and cough are 40 years old, middle-aged and old-aged people with lung cancer often disapprove of them, and they do not go to hospital with a high incidence of age, of which 45 to 65.