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2021-1-17 17:26:59


OIE: Low pathogenic avian influenza (H5N2, poultry), United Kingdom
submited by kickingbird at Nov, 4, 2020 9:49 AM from OIE

Information received on 02/11/2020 from Dr Christine Middlemiss, Chief Veterinary Officer, DEFRA, Department for Environment,Food and Rural Affairs , London, United Kingdom
Summary
Report type Immediate notification
Date of start of the event 30/10/2020
Date of confirmation of the event 01/11/2020
Report date 02/11/2020
Date submitted to OIE 02/11/2020
Reason for notification New strain of a listed disease in the country
Causal agent Low pathogenic avian influenza virus
Serotype H5N2
Nature of diagnosis Laboratory (basic), Laboratory (advanced)
This event pertains to a defined zone within the country
New outbreaks (1)
Outbreak 1 (AIV 2020 / 01 ) DEAL, ENGLAND, England
Date of start of the outbreak 30/10/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 414 6 2 0 0
Affected population Small scale mixed poultry farm not involved in international trade of live poultry or poultry products. A total of 80 ducks, 220 chickens, 30 geese, two swans, 60 pigeons, two rheas, four guinea fowls and 16 aviary birds present in the farm.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 414 6 2 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 1.45% 0.48% 33.33% 0.48%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Contact with wild species
Epidemiological comments Ongoing epidemiological investigation.
Control measures
Measures applied
  • Movement control inside the country
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • Surveillance outside containment and/or protection zone
  • Official destruction of animal products
  • Official disposal of carcasses, by-products and waste
  • Stamping out
  • Zoning
  • Disinfection
Diagnostic test results
Laboratory name and type Species Test Test date Result
Animal Plant Health Agency (APHA), Weybridge (OIE Reference Laboratory) Birds gene sequencing 01/11/2020 Positive
Animal Plant Health Agency (APHA), Weybridge (OIE Reference Laboratory) Birds gene sequencing 01/11/2020 Positive
Animal Plant Health Agency (APHA), Weybridge (OIE Reference Laboratory) Birds polymerase chain reaction (PCR) 31/10/2020 Positive
Animal Plant Health Agency (APHA), Weybridge (OIE Reference Laboratory) Birds polymerase chain reaction (PCR) 31/10/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
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