Generally speaking, the treatment of advanced lung cancer is mainly to control symptoms in order to achieve the purpose of stabilizing the disease. 2. Chest pain is intermittent dull or dull pain. When lung cancer develops to the advanced stage, the tumor invades the pleura, which leads to the aggravation of pain. Peripheral lung cancer can include chest pain, hypochondriac pain, upper limb pain, shoulder and back pain, etc. Generally, it will make patients feel unbearable pain. 3, shortness of breath tumor blocking lung lymph glands or larger bronchi can cause pleural effusion or shortness of breath, making patients feel chest tightness, shortness of breath or suffocation, life-threatening. 4. Inflammatory fever symptoms can be caused by bronchial obstruction caused by invasion of fever tumor, lumen compression caused by tumor or cavity formation. 5. In the late stage of hemoptysis lung cancer, a small amount of blood sputum may appear intermittently and repeatedly, with bright colors, and occasional symptoms of massive hemoptysis. With the enlargement and infiltration of tumor, advanced lung cancer can spread and metastasize to a distant place, causing dysfunction or failure of other organs. Tumor invading pleura, pericardium or vocal cords can cause pleural effusion, pericardial effusion or vocal cord paralysis. Liver-brain metastasis in the late stage of lung cancer can cause hepatomegaly, yellow mark, coma, vomiting and other symptoms; Bone metastasis is generally asymptomatic in the early stage, and bone isotope scanning can find diseased bone; Metastasis of lymph nodes in the right upper mediastinum can cause venous dilatation of the head and neck, edema of the upper chest, facial and neck symptoms. Cachexia can appear in the late stage of lung cancer, and the main clinical manifestations are extreme emaciation, neurasthenia, listlessness and fatigue.