Obstructive pulmonary emphysema Summary

Obstructive pulmonary emphysema Summary

Obstructive pulmonary emphysema in some remote terminal bronchiole (including respiratory bronchiole, the alveolar, alveolar capsule and alveolar) expansion, and with gas wall damage. In recent decades, the incidence of obstructive pulmonary emphysema were significantly higher rate, which is due to air pollution, smoking and lung infection-induced chronic bronchitis, chronic bronchitis, and further evolution of this disease. According to China's six more than 10 million people the census, chronic bronchitis prevalence rate was 3.9 percent, over the age of 50 to 15 percent or more. Obstructive pulmonary emphysema prevalence rate of the inconsistency, a minimum of 0.6 percent and a maximum of 4.3 percent. The change for chronic disease, long course, affect the health and labour, social production and to bring tremendous economic losses. In the United States, due to obstructive pulmonary emphysema medical costs and absenteeism and other economic losses, amounted to billions of dollars each year.