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West Nile virus (WNV)

West Nile virus (WNV) belongs to a family of viruses called Flaviviridae. It is spread by mosquitoes that have fed on the blood of infected birds. WNV can infect a variety of mammals, including horses, humans and domestic and wild birds (particularly crows, blue and grey jays, ravens and magpies).

In Canada, West Nile Virus is an immediately notifiable disease under the Health of Animals Regulations. Only laboratories are required to contact the Canadian Food Inspection Agency (CFIA) regarding the suspicion or diagnosis of one of these diseases.

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Virus du Nil occidental

Le virus du Nil occidental (VNO) est un flavivirus (famille des Flaviviridae). Il se propage par l'entremise de moustiques s'étant nourris du sang d'oiseaux infectés.  Le VNO peut infecter de nombreux mammifères, notamment les chevaux, les humains, ainsi que les oiseaux domestiques et sauvages, en particulier les corneilles, les geais bleus ou gris, les corbeaux et les pies.

Au Canada, le virus du Nil occidental est une maladie à notification immédiate en vertu du Règlement sur la santé des animaux. Seuls les laboratoires sont tenus de contacter l'Agence canadienne d'inspection des aliments (ACIA) s'ils soupçonnent une telle maladie ou ont obtenu un diagnostic.

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