A UNIVERSITY OUTBREAK OF ESCHERICHIA-COLI O157/H7 INFECTIONS ASSOCIATED WITH ROAST BEEF AND AN UNUSUALLY BENIGN CLINICAL COURSE

被引:59
作者
RODRIGUE, DC
MAST, EE
GREENE, KD
DAVIS, JP
HUTCHINSON, MA
WELLS, JG
BARRETT, TJ
GRIFFIN, PM
机构
[1] CTR DIS CONTROL, NATL CTR INFECT DIS, DIV BACTERIAL & MYCOT DIS, FOODBORNE & DIARRHEAL DIS BRANCH, ATLANTA, GA 30333 USA
[2] CTR DIS CONTROL & PREVENT, DIV FIELD SERV, EPIDEMIOL PROGRAM OFF, ATLANTA, GA 30341 USA
[3] WISCONSIN DEPT HLTH & SOCIAL SERV, BUR PUBL HLTH, MADISON, WI USA
[4] UNIV WISCONSIN, WISCONSIN STATE LAB HYG, MADISON, WI 53706 USA
关键词
D O I
10.1093/infdis/172.4.1122
中图分类号
R392 [医学免疫学]; Q939.91 [免疫学];
学科分类号
100102 ;
摘要
An outbreak of Escherichia coli O157:H7 infections occurred after a graduation banquet at a university in Wisconsin. Sixty-one (32%) of 193 banquet attendees developed a gastrointestinal illness; 2 were hospitalized, none developed hemolytic-uremic syndrome or thrombotic thrombocytopenic purpura, and none died. The spectrum of illness was unusually mild, with 61% of ill persons reporting nonbloody diarrhea. A strain of E. coli O157:H7, indistinguishable from the outbreak strain by toxin type, plasmid profile, and pulsed-field gel electrophoresis, was isolated from an unopened package of an uncooked round of beef from the original shipment of meat. An investigation suggested that both undercooked roast beef and salad cross-contaminated with beef were vehicles of transmission. These findings demonstrate that meat from beef cattle may transmit E. coli O157:H7, and such infections among young to middle-aged adults may be mild and may often go undetected.
引用
收藏
页码:1122 / 1125
页数:4
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