Johne's disease

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Johne's disease

[′yō·nəz di‚zēz]
(veterinary medicine)
A chronic inflammation of the intestinal tract of sheep, cattle, and deer caused by Mycobacterium paratuberculosis.
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The changes include the establishment of a new South Australian Ovine Johnes Disease Management Program and modifications to the South Australian Footrot Management Program.
"We are also undergoing blood testing and surveillance so that we can join the SAC Premium Health Scheme, which focuses on being free of BVD and Johnes Disease."
In May 2016, Japan suspended live cattle exports from Australia in response to cattle testing positive for bovine Johnes disease (BJD) in post arrival quarantine.
False positives on the other hand can be seen if animals are sensitised by other organisms such as Mycobacterium johnei (the cause of Johnes disease) or Nocardia spp, but failure to demonstrate visible lesions or to culture Tuberculosis cannot be taken as proof of no disease as the organism can be in any part of the body and only microscopic in the early stages.
The Palaszczuk Government will continue to work with livestock producers to protect herds from Johnes Disease.