Food Quality Guzzle BSU f11

Food Quality Guzzle BSU f11 - 10/5/2011 1 Food Quality...

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Unformatted text preview: 10/5/2011 1 Food Quality Patrick Guzzle, MA, MPH, REHS Food Protection Program Manager Idaho Department of Health and Welfare Lecture outline Basic rules of food safety Regulatory history HACCP Current regulatory environment Critical risk factors Idaho specific data Real examples of foodborne illnesses Listeria A foodborne outbreak is a failure of the system. 10/5/2011 2 Estimated annual human health burden of selected foodborne diseases, United States Pathogen Illnesses Deaths Case-fatality rate Campylobacter 2,453,926 124 0.1% Salmonella 1,412,498 582 0.8% E. coli O157:H7 73,480 61 0.8% Listeria 2,518 504 20.0% Mead P, et al , Emerging Infectious Diseases, 1999 High CFR 10/3 CDC Update MMWR: 9/30/2011 Outbreak has several unusual features. First listeriosis outbreak associated with melon. Second , four widely differing PFGE pattern combinations and two serotypes (1/2a and 1/2b) have been associated with the outbreak. Third , this outbreak is unusually large; only two U.S. listeriosis outbreaks, one associated with frankfurters (108 cases) and one with Mexican-style cheese (142), have had more cases Additional cases likely will be reported because of the long incubation period (usually 1--3 weeks, range: 3--70 days) and the time needed for diagnosis and confirmation. Fourth, this outbreak has the highest number of deaths of any U.S. foodborne outbreak since a meat associated listeriosis outbreak in 1998 M ultistate O utbreak of Listeriosis As ociated with Jensen Farm s Cantaloupe - - U nited States, August- Septem ber 2011 Early R elease Septem ber 30, 2011 / 60(Early R elease);1-2 10/5/2011 3 Distribution of Distribution of L . . monocytogenes monocytogenes The environment The environment soil, water, animal feces, sewage, decaying soil, water, animal feces, sewage, decaying vegetation vegetation Food Food fresh food products of animal or plant origin fresh food products of animal or plant origin Circulation of Circulation of L . . monocytogenes monocytogenes animal secretion and excretion animal secretion and excretion environment environment soil soil-water water human human animal animal animal products animal products sewage sewage sludge sludge In older adults and persons with immunocompromising conditions, septicemia and meningitis are the most common clinical presentations. Pregnant women may experience a mild, flu-like illness followed by fetal loss or bacteremia and meningitis in their newborns. Immunocompetent persons may experience acute febrile gastroenteritis or no symptoms. Manifestations of listeriosis are host-dependent 10/5/2011 4 Idaho Cantaloupe Initial FDA report denies Idaho distribution On 9/28/2011 OEFI discovers that CO melon was donated in SE Idaho between 8/30 and 9/2 by a produce trucking firm Approximately 1064 cases of cantaloupe (~16/case) were donated to trucking firm employees, the local elementary School, Senior Citizens Center, the Food Bank (all in Aberdeen) and the VA in Pocatello. Aberdeen) and the VA in Pocatello....
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Food Quality Guzzle BSU f11 - 10/5/2011 1 Food Quality...

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