一起副溶血性弧菌食物中毒的调查研究(1)
摘 要:目的 探讨如何调查一起食物中毒的原因。方法 根据患者临床表现,对2017年1月7日某婚宴酒店进行现场流行病学调查,具体采集环境和物表样本、从业人员和病例肛拭子、粪便、呕吐物等,同时根据卫生学调查结果结合现场采集样本的实验室结果进行综合判断。结果 本次发生食物中毒患者共27例,罹患率为29.03%(27/93),多名患者排泄物检出副溶血性弧菌。结论 处理食物中毒事件采样时应采集剩余食品、环境与物表样本、从业人员样本、病例样本(特别是重症病例和首发病例)这四类样品,只有足量采集到这四类样本,才能确定致病因子,找出污染源和污染途径。
关键词:副溶血性弧菌;食物中毒;调查
中图分类号:R155.32 文献标识码:A DOI:10.3969/j.issn.1006-1959.2018.16.033
, 百拇医药
文章编号:1006-1959(2018)16-0110-03
Investigation on a Food Poisoning Caused by Vibrio Parahaemolyticus
LAI Juan,HUANG Li-ping,CHEN Fei,FU Ling-ying,XIAO Xiao-yue
(Center for Disease Control and Prevention of Shapingba District,Chongqing 400038,China)
Abstract:Objective To investigate the cause of a case of food poisoning.Methods According to the clinical manifestations of the patients,a field epidemiological survey was conducted in a wedding banquet hotel on January 7th,2017.Specific collection of environmental and physical samples,practitioners and cases of anal swabs,feces,vomit,etc.,and comprehensive judgment based on the results of the hygiene survey combined with the laboratory results of on-site sample collection.Results There were 27 cases of food poisoning,the attack rate was 29.03%(27/93).Vibrio parahaemolyticus was detected in feces of many patients.Conclusion When sampling food poisoning events,we should collect four kinds of samples,such as surplus food,environment and surface samples, employees’samples,case samples(especially severe cases and initial cases),only when these four samples are collected,can we identify the pathogenic factors and find out the sources of pollution and the way of pollution.
, 百拇医药
Key words:Vibrio parahaemolyticus;Food poisoning;Investigation
2017年1月7日,沙坪壩区CDC接沙坪坝区卫生和计划生育委员会的电话通知,沙区某医院收治数名腹泻、呕吐症状相似的病例,病例当天均参加了在某餐厅举办的同场婚宴,怀疑为食物中毒,接报后我中心立即派出工作人员到达现场开展流行病学调查和采样工作。经调查共发现27例患者,罹患率为29.03%(27/93),通过流行病学调查、患者的临床表现和潜伏期以及实验室检测,确定为一起副溶血性弧菌食物中毒事件。
1资料与方法
1.1基本情况 2017年1月7日市民余氏夫妇在该餐厅举办婚宴,参加婚宴人数93人。午餐9桌(就餐人数约90人),晚餐6桌(就餐人数约50人)。2017年1月7日下午4∶00~8日凌晨00∶30,27名参加了婚宴的宾客陆续出现腹泻、腹痛、呕吐症状,患者陆续到医院就诊。经过补液、抗生素等一系列对症治疗后均痊愈出院。
1.2临床表现 欧某,女,50岁,新娘母亲,为此次事件的首发病例和重症病例。1月7日食用了午餐,未食晚餐。7日下午4点开始出现脐周剧烈绞痛、呕吐4~5次/d、腹泻4~5次/d,水样便症状,家人送医进行诊治,其余患者亦表现为腹痛(25/27)、腹泻(26/27)、呕吐(13/27)、恶心(15/27)、发热(6/27)。腹痛部位及性质为上腹、脐周绞痛,腹泻频次平均5~6次/d,大便性状为黄色水样便,呕吐频次平均约4~5次/d。19例患者在医院就诊,其余患者自行购药服用,现所有病例均已痊愈。, http://www.100md.com(赖娟 黄莉萍 陈飞 符菱缨 肖小月)
关键词:副溶血性弧菌;食物中毒;调查
中图分类号:R155.32 文献标识码:A DOI:10.3969/j.issn.1006-1959.2018.16.033
, 百拇医药
文章编号:1006-1959(2018)16-0110-03
Investigation on a Food Poisoning Caused by Vibrio Parahaemolyticus
LAI Juan,HUANG Li-ping,CHEN Fei,FU Ling-ying,XIAO Xiao-yue
(Center for Disease Control and Prevention of Shapingba District,Chongqing 400038,China)
Abstract:Objective To investigate the cause of a case of food poisoning.Methods According to the clinical manifestations of the patients,a field epidemiological survey was conducted in a wedding banquet hotel on January 7th,2017.Specific collection of environmental and physical samples,practitioners and cases of anal swabs,feces,vomit,etc.,and comprehensive judgment based on the results of the hygiene survey combined with the laboratory results of on-site sample collection.Results There were 27 cases of food poisoning,the attack rate was 29.03%(27/93).Vibrio parahaemolyticus was detected in feces of many patients.Conclusion When sampling food poisoning events,we should collect four kinds of samples,such as surplus food,environment and surface samples, employees’samples,case samples(especially severe cases and initial cases),only when these four samples are collected,can we identify the pathogenic factors and find out the sources of pollution and the way of pollution.
, 百拇医药
Key words:Vibrio parahaemolyticus;Food poisoning;Investigation
2017年1月7日,沙坪壩区CDC接沙坪坝区卫生和计划生育委员会的电话通知,沙区某医院收治数名腹泻、呕吐症状相似的病例,病例当天均参加了在某餐厅举办的同场婚宴,怀疑为食物中毒,接报后我中心立即派出工作人员到达现场开展流行病学调查和采样工作。经调查共发现27例患者,罹患率为29.03%(27/93),通过流行病学调查、患者的临床表现和潜伏期以及实验室检测,确定为一起副溶血性弧菌食物中毒事件。
1资料与方法
1.1基本情况 2017年1月7日市民余氏夫妇在该餐厅举办婚宴,参加婚宴人数93人。午餐9桌(就餐人数约90人),晚餐6桌(就餐人数约50人)。2017年1月7日下午4∶00~8日凌晨00∶30,27名参加了婚宴的宾客陆续出现腹泻、腹痛、呕吐症状,患者陆续到医院就诊。经过补液、抗生素等一系列对症治疗后均痊愈出院。
1.2临床表现 欧某,女,50岁,新娘母亲,为此次事件的首发病例和重症病例。1月7日食用了午餐,未食晚餐。7日下午4点开始出现脐周剧烈绞痛、呕吐4~5次/d、腹泻4~5次/d,水样便症状,家人送医进行诊治,其余患者亦表现为腹痛(25/27)、腹泻(26/27)、呕吐(13/27)、恶心(15/27)、发热(6/27)。腹痛部位及性质为上腹、脐周绞痛,腹泻频次平均5~6次/d,大便性状为黄色水样便,呕吐频次平均约4~5次/d。19例患者在医院就诊,其余患者自行购药服用,现所有病例均已痊愈。, http://www.100md.com(赖娟 黄莉萍 陈飞 符菱缨 肖小月)