慢性阻塞性肺疾患是伴有呼吸道阻塞的慢性支气管炎、慢性肺气肿和支气管哮喘的总称。这三种疾病,虽然在定义上有明显区别,但在临床实践中,往往难于截然分开。对这类疾病的治疗,除药物外,仍需使用各种辅助的方法。例如,避免大气污染及吸烟等外来刺激;特异性及非特异性脱敏疗法;痰的引流;行腹式呼吸、补给水分及蒸汽吸入以防止呼吸道的干燥;吸氧;运动疗法等都是值得推荐的预防措施和机械性的辅助方法。支气管扩张药支气管扩张药是慢性阻塞性肺疾患的首选药物。其目的在于改善呼吸道内的阻塞及其伴 Chronic obstructive pulmonary disease is a general term for chronic bronchitis, chronic emphysema and bronchial asthma accompanied by airway obstruction. Although the three diseases are obviously different in definition, they are often difficult to separate in clinical practice. The treatment of such diseases, in addition to drugs, still need to use a variety of auxiliary methods. For example, to avoid external pollution such as air pollution and smoking; specific and non-specific desensitization therapy; sputum drainage; abdominal breathing, water supply and steam inhalation to prevent respiratory tract dry; oxygen; exercise therapy are all recommended Preventive measures and mechanical auxiliary methods. Bronchodilator bronchodilator is the drug of choice for patients with chronic obstructive pulmonary disease. Its purpose is to improve obstruction and its companion in the respiratory tract