. Agri-news. Agriculture. April 8,2002 CWD confirmed in Alberta On March 26, 2002, the Canadian Food Inspection Agency (CFIA) confirmed Chronic Wasting Disease (CWD) in a farmed elk in Alberta. The brain from this animal was obtained as part of an ongoing voluntary surveillance program for CWD, which is a joint initiative among Agri-Food Surveillance Systems Branch. Livestock Diversification Branch and the Alberta cervid industry. "CUD is a reportable disease under the federal Health of .Animals Act. giving the CFIA authority to control any occurrences," says Dr. Gerald Ollis. head o
. Agri-news. Agriculture. April 8,2002 CWD confirmed in Alberta On March 26, 2002, the Canadian Food Inspection Agency (CFIA) confirmed Chronic Wasting Disease (CWD) in a farmed elk in Alberta. The brain from this animal was obtained as part of an ongoing voluntary surveillance program for CWD, which is a joint initiative among Agri-Food Surveillance Systems Branch. Livestock Diversification Branch and the Alberta cervid industry. "CUD is a reportable disease under the federal Health of .Animals Act. giving the CFIA authority to control any occurrences," says Dr. Gerald Ollis. head of Agri-Food Surveillance Systems Branch with .Alberta Agriculture. Food and Rural Development, Edmonton. "The CFIA has quarantined the affected elk farm and is working closely w ith Alberta Agriculture, Food and Rural Development to complete trace outs of animals from this farm. Federal compensation is provided to livestock owners for any animals that arc destroyed to control the ; CWD is a progressive, fatal, degenerative disease of the central nervous system affecting elk. mule deer and white-tailed deer. CWD belongs to a group of related diseases called Transmissible Spongiform Encephalopathies (TSE s). which includes diseases such as Scrapie in sheep and goats, Bovine Spongiform Encephalopathy (BSE) in cattle and Creutzfeldt-Jakob Disease (CJD) in humans. TSE's arc caused by abnormal proteins, called prions. There Is currently no scientific evidence to suggest that CWD is naturally transmissible to humans or livestock. Elk and deer with CWD may not show any visible symptoms of the disease for several \ears Eventually, as the disease progresses, animals may exhibit loss of condition, excessive salivation, trouble swallowing, difficulty in judging distance, incoordination and drooping ears These symptoms are not specific to CWD and can occur with other diseases as well. The only valid method to diagnose OXT) is by examining the brain tissue after the animal
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