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West Nile Virus MONITOR 2004
Human West Nile Virus Clinical Cases and Asymptomatic Infections in Canada: 2004 |
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| Province/Territory | Neurological Syndrome |
Non- Neurological Syndrome6 |
Unclassified/ Unspecified |
Total2 |
Asymptomatic Infection4 |
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| Newfoundland and Labrador | 0 |
0 |
0 |
0 |
0 |
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| Prince Edward Island | 0 |
0 |
0 |
0 |
0 |
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| Nova Scotia | 0 |
0 |
0 |
0 |
0 |
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| New Brunswick | 0 |
0 |
0 |
0 |
0 |
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| Quebec | 2 |
1 |
0 |
33 |
0 |
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| Ontario1 | 10 |
3 |
0 |
133 |
1 |
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| Manitoba | 1 |
2 |
0 |
3 |
0 |
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| Saskatchewan | 0 |
5 |
0 |
53 |
0 |
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| Alberta1 | 0 |
1 |
0 |
15 |
0 |
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| British Columbia | 0 |
0 |
0 |
0 |
0 |
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| Yukon | 0 |
0 |
0 |
0 |
0 |
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| Northwest Territories | 0 |
0 |
0 |
0 |
0 |
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| Nunavut | 0 |
0 |
0 |
0 |
0 |
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| Total2 | 13 |
12 |
0 |
25 |
1 |
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1 These totals include both probable and confirmed WNV cases. 2 Total clinical cases is the sum of WNV Neurological Syndrome + WNV Non-Neurological Syndrome + WNV Unclassified/Unspecified. 3 These totals include some cases related to travel outside the province/ territory. 4 Satisfies West Nile virus diagnostic test criteria IN THE ABSENCE of clinical criteria.This category could include asymptomatic blood donors whose blood is screened using a Nucleic Acid Amplification Test (NAT), by Blood Operators (i.e. Canadian Blood Services or Hema-Quebec) and is subsequently brought to the attention of public health officials. Blood Operators in Canada perform a supplementary WN virus-specific NAT following any positive donor screen test result. 5 All related to travel outside the province/ territory. 6 In 2004, WNV Non-Neurological Syndrome was called West Nile Fever (WNF). |
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