慢性支气管炎是我国多发病常见病之一,病程反复迁延,常发展成阻塞性肺气肿,最后形成肺心病,严重危害劳动人民健康。对缓解期的防治,是防止病情进一步发展,减少急性发作,增强病人抗病能力的重要措施。在面向工农兵、“预防为主”方针的指导下,我们在西郊部分工厂基层防治点,配合厂卫生科进行了群众性的普查及普治工作,取得了一定效 Chronic bronchitis is one of the frequently-occurring diseases in our country. The course of the disease is repeatedly postponed, often developing into obstructive emphysema, finally forming the pulmonary heart disease and seriously endangering the working people's health. Prevention and treatment of remission, is to prevent the further development of the disease, reduce acute attacks, enhance patient resistance to disease an important measure. Under the guidance of workers and peasants and soldiers and the principle of “prevention first”, we carried out mass census and general rule work in the plant prevention and control departments of some factories in the western suburbs and achieved certain results