Abstract: Airflow limitation pulmonary disease,characterized by ventilatory dysfunction,which pathogenesises are complex and not elucidating. In recent years, with the rapid development of immunology, immunological mechanism of airflow limitation pulmonary diseases gradually becomes a hot spot. With the in-depth investigations of the mechanism,which provide new ideas for the clinical treatment of airflow limitation pulmonary diseases.

Key words: pulmonary disease,chronic obstructive, asthma, bronchiectasis, bronchiolitis obliterans, immunology