一氧化碳中毒是北方寒冷季节常见的中毒事故，中毒后，轻者出现头痛、心悸、恶心、乏力等，重者可出现惊厥、昏迷甚至死亡，我们1997-02~2000-02共收治56例，现报道如下。1 一般资料56例患者中男32例，女24例，年龄5~14岁，其中因煤炉使用不当者32例，食用火锅排烟不当者24例， Carbon monoxide poisoning is a common poisoning accident in the northern cold season, poisoning, the light headache, heart palpitations, nausea, fatigue, severe cases may appear convulsions, coma and even death, we were treated from February 1997 to February 2000 56 cases were Reported as follows. 1 General Information 56 patients were male and 32 cases, 24 females, aged 5 to 14 years, of which 32 cases due to improper use of coal stove, fumigation etiquette in 24 cases,