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07/02/24 Public Health Education Topic: Yersiniosis

Per CDC:

KEY POINTS

  • Yersinia are bacteria (germs) that can make you sick.

  • Infection with Yersinia is often linked to eating raw or undercooked pork.

  • Symptoms depend on the age of the person with the infection.


Overview:

Yersinia are bacteria (germs) that can make people ill.

Two kinds of Yersinia can cause diarrhea. They are:

  • Yersinia enterocolitica

  • Yersinia pseudotuberculosis

The illness these kinds of Yersinia can cause is called yersiniosis.


Causes:

People can get infected after swallowing Yersinia. Children are more likely to get Yersinia infection than adults.

Common causes of infection:

  • Contaminated food, especially raw or undercooked pork

  • Contact with a person who has prepared a pork product, such as chitlins

Keep in mind‎:

Germs can spread from hands to infants and toddlers. If you've been preparing food, be sure to wash your hands well before touching a child or a child's bottles, pacifiers, or toys.

Handwashing tips

Less common causes of infection:

  • Drinking contaminated milk or untreated water

  • Contact with animals, their environments, or their poop

  • Contact with another person (for example, by not washing hands thoroughly after changing the diaper of a child with an infection)





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