Bronchial diseases are mainly caused by various causes of bronchial wall and bronchial lumen diseases. Common inflammatory diseases of the bronchus caused by various pathogens are acute bronchitis, chronic bronchitis and bronchiectasis. For patients with bronchial diseases caused by various pathogens, the main common symptoms are fever, cough, cough with yellow sputum, and some patients may have hemoptysis and dyspnea. For this part of patients, sensitive antibiotics can be selected according to the pathogenic bacteria they are infected with. In addition, bronchial lesions can also be seen in other bronchial foreign bodies or bronchial lesions caused by bronchial tumors. For patients with bronchial lesions caused by tumors, biopsy should be performed to determine the nature of the tumors. If you are a patient with lung cancer, you must make a comprehensive treatment plan according to the pathological stage and stage of the patient.