Laos Identifies 65 Cases of PRRS in Swine
LAOS - The country's veterinary authorities have reported an outbreak of porcine reproductive and respiratory syndrome (PRRS), otherwise known as blue ear disease, in swine populations.
7 July 2010
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The World Organisation for Animal Health (OIE) received an immediate notification dated 6 July. According to the report, the disease was first observed on 16 June 2010, and the presence of the virus was confirmed on 2 July.
The outbreak occured at a farm in Vientiane. A total of 65 animals tested positive, while 600 showed signs of susceptibility to the virus. Five animal deaths were recorded, and none were destroyed.
According to the report, since 21 June, the animal health staff of the farm reported to the animal health officer of Vientiane Capital that some sows aborted and some pigs were sick. The farmer gave antibiotics to the sick animals and while some of them recovered, some still showed clinical signs. Gradually, the animal health staff of the farm submitted samples to the National Animal Health Centre for testing.
A real-time PCR test was carried out at the National Animal Health Centre on 2 July.
Although the source of the outbreak has not yet been confirmed, the primary cause is suspected to be introduction of new live animals into the region.
Further Reading
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