Summary obstructive pulmonary emphysema

Obstructive pulmonary emphysema (obstructive pulmonary emphysema) of the distal part of terminal bronchioles (including respiratory bronchioles and the alveoli, cystic and alveolar lavage) expansion, and with gas wall damage. The past few decades the incidence of obstructive pulmonary emphysema was significantly higher rate, which is due to air pollution, smoking and lung infection, such as chronic bronchitis-induced chronic bronchitis, and further evolution of the disease. 6 According to China's more than 10 million people in the census, chronic bronchitis prevalence rate of 3.9 per cent, over 50 years of age up to 15 per cent or more. Obstructive pulmonary emphysema prevalence rate of the inconsistency, a minimum of 0.6% and a maximum of 4.3%. The change for chronic disease, long course, affect the health and labour, production and the economy to social causes huge losses. In the United States, obstructive pulmonary emphysema because of medical costs and absenteeism and other economic losses of billions of dollars each year.