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2022-8-19 1:00:47


OIE: Highly pathogenic influenza A viruses (infection with H5N5) (non-poultry including wild birds), Sweden
submited by kickingbird at Feb, 15, 2021 22:51 PM from OIE

Information received on 15/02/2021 from Dr Hakan Henrikson, Chief Veterinary Officer, Swedish Board of Agriculture, Ministry of Enterprise and Innovation, J?nk?ping, Sweden
Summary
Report type
Immediate notification
Date of start of the event
25/11/2020
Date of confirmation of the event
07/12/2020
Report date
15/02/2021
Date submitted to OIE
15/02/2021
Reason for notification
New strain of a listed disease in the country
Causal agent
Highly pathogenic influenza A virus
Serotype
H5N5
Nature of diagnosis
Laboratory (advanced)
This event pertains to
a defined zone within the country
New outbreaks (2)

Outbreak 1
Staffanstorp, Staffanstorp, Staffanstorp, Sk?ne L?n
Date of start of the outbreak
25/11/2020
Outbreak status
Resolved (25/11/2020)
Epidemiological unit
Other
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Barnacle Goose:Branta leucopsis(Anatidae)

1
0
1
0
Affected population
A Barnacle Goose (Branta leucopsis) was found with clinical signs of ataxia and falling over and was for this reason euthanized. It was sent to the National Veterinary Institute for labortatory analysis as part of the national surveillance program for avian influenza. Laboratory testing eith real-time PCR and virus sequencing was performed with positve result for highly pathogenic avian influenza H5N5.
Outbreak 2
V?stervik, V?stervik, V?stervik, Kalmar L?n
Date of start of the outbreak
02/02/2021
Outbreak status
Resolved (02/02/2021)
Epidemiological unit
Other
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Common Goldeneye:Bucephala clangula(Anatidae)

1
1
0
0
Affected population
A Common goldeneye (Bucephala clangula) was found dead. It was sent to the National Veterinary Institute for labortatory analysis as part of the national surveillance program for avian influenza. Laboratory testing with real-time PCR and virus sequencing was performed with positve result for highly pathogenic avian influenza H5N5.
Summary of outbreaks
Total outbreaks: 2
Total animals affected
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Barnacle Goose:Branta leucopsis(Anatidae)

1
0
1
0
Common Goldeneye:Bucephala clangula(Anatidae)

1
1
0
0
Outbreak statistics
Species
Apparent morbidity rate
Apparent mortality rate
Apparent case fatality rate
Proportion susceptible animals lost*
Barnacle Goose:Branta leucopsis(Anatidae)
**
**
0.00%
**
Common Goldeneye:Bucephala clangula(Anatidae)
**
**
100.00%
**
*Removed from the susceptible population through death, destruction and/or slaughter
**Not calculated because of missing information
Epidemiology
Source of the outbreak(s) or origin of infection
Contact with wild species
Epidemiological comments
In accordance with the OIE Terrestrial Animal Health Code, Article 10.4.1, point 8, this event does not change the disease free status of Sweden as these are wild birds, and therefore do not fall within the OIE definition of poultry

Control measures
Measures applied
Official destruction of animal products
Official disposal of carcasses, by-products and waste
Vaccination prohibited
No treatment of affected animals
Measures to be applied
No other measures
Diagnostic test results
Laboratory name and type
Species
Test
Test date
Result
National Veterinary Institute (National laboratory)
Barnacle Goose
real-time PCR
03/12/2020
Positive
National Veterinary Institute (National laboratory)
Barnacle Goose
virus sequencing
07/12/2020
Positive
National Veterinary Institute (National laboratory)
Common Goldeneye
rapid tests
04/02/2021
Positive
National Veterinary Institute (National laboratory)
Common Goldeneye
virus sequencing
11/02/2021
Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
See Also: Latest news in those days:

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