对1972—1989年18年间30个化工生产单位(化肥23,化工6,炭黑1)所发生的急性一氧化碳中毒病例进行了调查,并就资料完整的203例的发病状况、临床表现及医疗处置等方面进行了分析。结果表明:操作工最多共79例占38.9％;其次为维修工49例占24.1％。化肥行业最多155例占76.4％。中毒原因以设备泄漏居首计110例占54.2％; The cases of acute carbon monoxide poisoning in 30 chemical production units (chemical fertilizer 23, chemical industry 6, carbon black 1) during the 18 years from 1972 to 1989 were investigated. The incidence, clinical manifestation and medical treatment of 203 cases with complete data were investigated. And other aspects of the analysis. The results showed that: a maximum of 79 workers accounted for 38.9%; followed by repair workers 49 cases accounted for 24.1%. Up to 155 cases of fertilizer industry accounted for 76.4%. 110 cases of poisoning caused by equipment leakage accounted for 54.2%;