截至年6月28日,美国21个州一共报告了42例和面粉有关的产志贺样毒素大肠杆菌O感染病例,其中11例住院治疗。
症状和体征
感染产志贺毒素E.coli(STEC)后2-8天(平均-4天)发病:
大多数人表现为腹泻(通常为血便)和腹部绞痛;
大多数在发病1周内恢复。
部分持续时间长的病例,可能会更严重,导致溶血尿毒症性综合征(HUS),如溶血和肾脏功能衰竭。
HUS在任何年龄均可发生,但在5岁以下儿童、老年人和免疫功能低下者更常见。
HUS的症状包括发热、皮肤苍白、疲劳和烦躁、小的不好解释的瘀斑、或鼻子和口腔出血,尿量减少。
有以上表现的病人需要立即寻求急诊医疗。
STEC感染通过大便检验可以诊断。
PeopleinfectedwiththeoutbreakstrainofE.coliO,bystateofresidence,asofJune28,(n=42)
Highlights
ReadtheRecallAdvicetoConsumers,Restaurants,andRetailers
CDC,multiplestates,andtheU.S.FoodandDrugAdministration(FDA)areinvestigatingamultistateoutbreakofShigatoxin-producingEscherichiacoliO(STECO)infections.
Forty-twopeopleinfectedwiththeoutbreakstrainofSTECOhavebeenreportedfrom21states.
Elevenillpeoplehavebeenhospitalized.Noonehasdevelopedhemolyticuremicsyndrome,atypeofkidneyfailure,andnodeathshavebeenreported.
Epidemiologic,laboratory,andtracebackevidenceindicatethatflourproducedattheGeneralMillsfacilityinKansasCity,Missouriisalikelysourceofthisoutbreak.
OnMay1,,GeneralMillsrecalledseveralsizesandvarietiesofGoldMedalFlour,GoldMedalWondraFlour,andSignatureKitchensFlourduetopossibleE.colicontamination.
InlateJune,FDAisolatedSTECOfromsamplesofGeneralMillsflourcollectedfromthehomesofillpeopleinArizona,andOklahoma.TheflourcollectedinOklahomawasnotincludedintheinitialGeneralMillsrecall.
Inresponsetotheselaboratoryfindings,onJuly1,GeneralMillsexpandedtherecalltoincludeadditionallotsofflourunderthesamebrandsfromtheinitialrecall.
InearlyJune,FDAlaboratorytestingisolatedtheoutbreakstrainofSTECOfromanopensampleofGeneralMillsflourcollectedfromthehomeofanillpersoninColorado.Theflourcamefromalotincludedintheinitialrecall.
AlistoftherecalledfloursandhowtoidentifythemisavailableontheAdvicetoConsumerspage.
CDCre白癜风检查到中科北京最好的白癜风医院排名
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