Yersiniosis of pigs

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The yersiniosis the pig is a systemic disease of the pig and is determined by the bacterium Yersinia enterocolitica causes. As a clinical disease, it is relatively rare and usually manifests itself as inflammation of the intestine or tonsils. Of greater importance are latent infections that lead to the occurrence of Y. enterocolitica in pork and thus can lead to diarrheal diseases in humans.

Epidemiology

Y. enterocolitica is a widespread diarrhea pathogen in humans. Pigs form an important reservoir of pathogens for this , but they can also become ill themselves.

Clinical picture

Most pigs are latently infected; the pathogen then remains in the body for life and is accordingly also found in pork.

Acute illnesses tend to show unspecific symptoms such as diarrhea, tonsillitis , fertility disorders and lameness. Immunological overreactions to the pathogen trigger joint inflammation , joint cartilage degeneration and skin diseases. The more dangerous the trunk, the more likely it is to be found in the tonsils and throat. Less dangerous strains are more likely to be found in the gut.

Yersiniosis in pigs is rare, but should always be considered as a possible diagnosis.

literature

  • Medical microbiology, infection and epidemic theory von Rolle / Mayr, Enke Verlag Stuttgart (2007)