CL only infects about 8% of the nation’s goat population, but that increases to around 22% in older goats. It is estimated that between 38-81% of dairy goats in the United States test positive in CAE blood screening tests, but only 20-30% of these develop symptoms. Once one animal in a herd is infected, it is likely to spread to the majority of the herd. How prevalent are CAE & CL in goats?ĬAE - It is estimated that between 38% and 81% of dairy goats in the United States test positive in CAE blood screening tests, but only 20-30% of these infected goats develop symptoms. It is uncommon in meat or fiber goats.ĬL - CL is not as prevalent as CAE in North America, only infecting about 8% of the goat population. However, that rate increases to around 22% in older goats. It is commonly found in goats and in sheep, and sporadically in horses, cattle, camelids, swine, fowl, and even people. There are two forms of the disease: The external (skin) form and the internal (organ) form. They are very different diseases, so let’s look at each separately:ĬAE = Caprine Arthritis Encephalitis: a viral infection often manifested as arthritis in adult goats and, less commonly, as progressive inflammation of the brain (encephalitis) in kids. It is most often found in dairy goat breeds and sometimes in sheep.ĬL = Caseous Lymphadenitis: a chronic, contagious bacterial infection characterized by abscesses near the lymph nodes, usually on the neck or near the udder. These are two separate diseases that are common among goat herds worldwide. CAE is caused by a virus and CL by a bacterium. But if you’re new to goats or you’ve never heard of them, here is some useful information. Many goat owners know all about these diseases and take active steps to avoid having them become a problem. CAE and CL in goats just might be on the top of the list of dreaded goat diseases. When it comes to goat health, there are many concerns that owners of these loveable ruminants might have.
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