一起肉毒梭菌污染家庭腌制酸肉引起的食物中毒调查处置

An investigation of food poisoning due to Clostridium botulinum polluted home-made food

目的查找病因,指导临床救治,以便为肉毒梭菌食物中毒事件制定防治措施提供依据。方法应用WS/T 83—1996《肉毒梭菌食物中毒诊断标准及处理原则》,通过现场流行病学调查、实验室检测和启动国家卫计委特效药系统紧急采购肉毒梭菌诊治血清应用于病人,分析致病原因与病程变化关系,确定诊治措施。结果确诊发病病人2例,仅1人住院。在住院患者血清中检出A、B型肉毒梭菌毒素,应用A、B型肉毒梭菌抗毒血清并对症治疗、机械通气,治疗25 d后,症状缓解,逐渐好转并康复出院。结论本次事件是由于进食被A、B型肉毒梭菌毒素污染的自家腌制酸肉导致的食物中毒事件。建议做好饮食安全宣传,加强食物中毒防控。

Objective To find out the cause and guide the clinical treatment so as to provide the basis for the prevention and cure of similar food poisoning caused by Clostridium botulinum. Methods According to the principles of Clostridium botulinum food poisoning management,treatment plan was determined and applied following clinical diagnosis,laboratory testing and antitoxic serum intervention through the emergency procurement system for specific medicine. Results Two patients were identified with one hospitalized and there was no death in this case. The hospitalized patient was treated with antitoxins and mechanic ventilation and cured in 25 days. Conclusion The poisoning case was caused by intake of homemade food contaminated by Clostridium botulinum. It is suggested that public education in food safety should be strengthened.