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West Nile Virus (WNV)
As of October 4, 2024
A strong viral circulation of several arboviruses is currently detected.
It is important to recommend bite prevention measures during outdoor activities until the first frost.
This is particularly important for populations at higher risk of complications, such as people over 50, who are immunocompromised or have chronic diseases.
Table of human cases – 2024 report
Table of human cases of West Nile virus (WNV) - 2024 report
Health region of residence Probable cases Confirmed cases Total
Source: Health Monitoring Department, MSSS.: 2024-09-24
West Nile Virus (WNV)
As of October 4, 2024
A strong viral circulation of several arboviruses is currently detected.
It is important to recommend bite prevention measures during outdoor activities until the first frost.
This is particularly important for populations at higher risk of complications, such as people over 50, who are immunocompromised or have chronic diseases.
Table of human cases – 2024 report
Table of human cases of West Nile virus (WNV) - 2024 report
Health region of residence Probable cases Confirmed cases Total
01 - Lower Saint Lawrence | 0 | 0 | 0 |
02 - Saguenay–Lac-Saint-Jean | 0 | 0 | 0 |
03 – National Capital | 0 | 1 | 1 |
04 - Mauricie and Centre-du-Québec | 0 | 2 | 2 |
05 - Estrie | 0 | 1 | 1 |
06 - Montreal | 1 | 9 | 10 |
07 - Outaouais | 0 | 0 | 0 |
08 - Abitibi-Témiscamingue | 0 | 0 | 0 |
09 - North Shore | 0 | 0 | 0 |
10 - Northern Quebec | 0 | 0 | 0 |
11 - Gaspésie–Magdalen Islands | 0 | 0 | 0 |
12 - Chaudière-Appalaches | 0 | 5 | 5 |
13 - Laval | 0 | 7 | 7 |
14 - Lanaudière | 0 | 1 | 1 |
15 - Laurentians | 0 | 9 | 9 |
16 - Montérégie | 1 | 26 | 27 |
17 - Nunavik | 0 | 0 | 0 |
18 - Terres-Cries-de-la-Baie-James | 0 | 0 | 0 |
19 - Outside Quebec | 0 | 0 | 0 |
Total | 2 | 61 | 63 |
Source: Health Monitoring Department, MSSS.: 2024-09-24