Surveillance of listeriosis (Listeria)

Learn about the surveillance of invasive listeriosis.

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How does Canada monitor invasive listeriosis?

Since 2007, invasive listeriosis has been a nationally notifiable disease in all provinces and territories.

Cases are reported to:

 Canada uses different surveillance systems to monitor cases of food-borne illness. These include:

How many cases are there of invasive listeriosis in Canada?

In recent years, about 134 cases of invasive listeriosis were reported annually in Canada.

Access the national surveillance data for Canada.

How many cases are there of invasive listeriosis around the world?

Invasive listeriosis is an uncommonly diagnosed infection that occurs worldwide.

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