Oklahoma State University


Food Animal Questions
What is pregnancy toxemia in goats and sheep? Can it be prevented? PDF Print E-mail

Pregnancy toxemia (PT) is a metabolic disease of ewes and does that occurs in the final weeks of pregnancy.  Clinical signs of the condition include a gradual decrease in food intake, depression or inactivity, down and unable to rise, tremors, wobbly, weakness, circling, grinding of the teeth, and if left untreated may result in death of the animal.

 
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I raise goats and was concerned about the virus that causes joint and brain problems in goats. Can you provide me some information about this disease? PDF Print E-mail

The virus that causes this problem is called Caprine arthritis-encephalitis virus (CAEV or CAE). It is an important viral disease of goats and in laymen’s terms is commonly referred to as “Big Knee” or “Hard Bag.” 

CAEV infection causes economic losses due to decreased productivity and increased removal rates from herd rates due to CAE associated arthritis.

 
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I own livestock and have heard that copper can be harmful to them, especially sheep. Is this true? PDF Print E-mail

Yes, that is true. Primary copper toxicity can be due to sudden or long-term ingestion of excessive amounts of copper. Secondary copper poisoning occurs when animals ingest certain plants, which damage the liver and then make it easier for copper to be deposited in the liver.

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When working with neonatal camelids, how do you manage a premature cria? PDF Print E-mail

The “normal” gestation length in llamas and alpacas is highly variable ranging from 330-360 days. The average length is 345 days.

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As a new cattle producer I would like information about BVD, persistent infections, and prevention. PDF Print E-mail

Bovine viral diarrhea virus (BVDV) can cause of variety of problems for cattle producers. One of the most important problems associated with this organism is the development of what is know as persistent infection. Persistent infection means that an animal is already infected with the virus when it is born and it remains infected throughout its entire life.

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