Q&A:   How do you test for TB in cattle?

Q&A:   How do you test for TB in cattle?

Dr. Rick Rasby, Professor of Animal Science, Animal Science, University of Nebraska

A:   Tuberculosis in a cattle herd can often go undetected since the early stages of infection do not produce clinical signs. In later stages, signs are lethargy, weakness, anorexia, pneumonia, fever, and chronic moist cough. Most cases of bovine TB in the US are detected by veterinary meat inspectors from apparently healthy cattle, and the animal is then traced back to the source herd.

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