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Understanding Recent E. coli and S. enterica Outbreaks Linked to Food Contamination

Recent outbreaks of E. coli O9:K2:H3 and S. enterica have been linked to improperly washed vegetables and undercooked poultry. The source of these infections stemmed from contaminated vegetables, highlighting the importance of food safety. Interestingly, a majority of cases exhibited a random distribution across different locations and ages. Additionally, a notable S. aureus ST8:USA300 outbreak in a children’s hospital was traced back to an asymptomatic staff member, underscoring the need for strict hygiene protocols. This information emphasizes the critical nature of proper food handling and hygiene to prevent future outbreaks.

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Understanding Recent E. coli and S. enterica Outbreaks Linked to Food Contamination

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  1. What actually happened?

  2. E. coli O9:K2:H3 & S. enterica Outbreak Originated from: Improperly washed vegetables & under cooked poultry Source: Contaminated vegetables *Not uncommon* Majority of cases: Random Random distribution for both location and age

  3. E. coli O9:K2:H3 & S. enterica Outbreak Originated from: Improperly washed vegetables & under cooked poultry Source: Contaminated vegetables *Not uncommon* Majority of cases: Random Random distribution for both location and age

  4. S. aureus ST8:USA300 Outbreak Originated in: UW-hospital children’s ward Source: Asymptomatic staff member Majority of cases from: Children Other cases are hospital staff & family members

  5. The MRSA example actually happened and DNA sequencing saved lives

  6. E. coli O157:H7 Outbreak SheddAquariam

  7. E. coli O157:H7 Outbreak Originated in: Shedd Aquarium Kitchen Source: Improper employee hygiene & food contamination Majority of cases from: people visiting that day & employees

  8. E. coli O157:H7 Outbreak Originated in: Shedd Aquarium Kitchen Source: Improper employee hygiene & food contamination Majority of cases from: people visiting that day & employees

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