The occurrence of small airway ventilation dysfunction should be vigilant and treated as early as possible. After the onset of the disease, we should go to the hospital for chest CT, pulmonary function examination, etc., and need to carry out home oxygen therapy for a longer period of time; we also need to inhale bronchodilators, such as sulpiride, tiotropium bromide and other medications, which can effectively reduce the condition of the disease and achieve a more satisfactory therapeutic effect. In addition, you need to follow the doctor’s instructions, oral asthma, Schwarzenegger and other drugs, if necessary, the use of antibiotic treatment, while the nebulized inhalation. Compliance with the principles of medication, the dose of medication, should be carried out under the guidance of a doctor. At the same time, avoid eating cold, irritating food, and should not be overworked.