慢性阻塞性肺病 (COPD)在老年患者中常因气候、环境的改变反复发作 ,一旦合并肺部感染 ,症状急剧加重 ,多为不可逆的进行性加重 ,容易发生呼吸衰竭和右心衰竭。临床上常用糖皮质激素控制和缓解病情的发展虽然有效 ,但由于激素的副作用较大 ,而且停药困难 ,我们运用 PGE1 治疗 C Chronic obstructive pulmonary disease (COPD) in elderly patients often due to climate and environmental changes recurrent, once the merger of lung infections, the sharp increase in symptoms, mostly irreversible progressive increase, prone to respiratory failure and right heart failure. Clinical glucocorticoid commonly used to control and alleviate the development of the disease though effective, but due to the side effects of hormones larger, and withdrawal difficulties, we use PGE1 treatment C