呼吸衰竭是呼吸功能严重障碍,导致缺氧或/和二氧化碳潴留,引起一系列生理功能紊乱和代谢障碍的临床综合征。发生呼吸衰竭的原因甚多,如呼吸、循环、神经系统疾病及药物中毒等,但慢性肺心病所致者占绝大多数。我院自1976年11月1日至1981年10月31日,共收治慢性肺心病(以下简称肺心病)259例,其中152例有血气资料,92例符 Respiratory failure is a serious respiratory dysfunction, leading to hypoxia or / and carbon dioxide retention, causing a series of physiological dysfunction and metabolic syndrome clinical syndrome. Respiratory failure occurs for many reasons, such as respiratory, circulatory, neurological diseases and drug poisoning, but the majority caused by chronic pulmonary heart disease. Our hospital from November 1, 1976 to October 31, 1981, a total of 259 cases of chronic pulmonary heart disease (hereinafter referred to as pulmonary heart disease), of which 152 cases of blood gas data, 92 symbols