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Bovine Spongiform Encephalopathy (BSE) Signs and Symptoms

A list of clinical signs the animal may or may not display.


Affected cattle may display changes in temperament, such as nervousness or aggression;

  • Abnormal posture;
  • Incoordination and difficulty in rising;
  • Decreased milk production;
  • Loss of body condition despite continued appetite;
  • The incubation period ranges from 2 to 8 years;
  • There is no treatment, and affected cattle die;
  • Death generally occurs within 6 months of onset of the disease.