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Is a chronic, contagious, granulomatous disease affecting small intestine of adult ruminants.

It’s caused by mycobacterium avium, a fastidious, acid-fast, gram positive rod.


Ingestion of contaminated milk/ direct contact.


  • Chronic waste(diarrhea),
  • rapid loss of weight,
  • intestines have corrugated appearance.

 Treatment and prevention

  • Treat with antimycobacterial agents
  •  Test newly purchased animals before adding them in your herd.
  • Separation of suspected animals.
  • Affected animals milk should not be fed neonates.


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