OIE: Highly pathogenic avian influenza, United Kingdom

Information received on 05/05/2017 from Dr Nigel Gibbens, Chief Veterinary Officer, Department for Environment, Food and Rural Affairs, Department for Environment, Food and Rural Affairs, LONDON, United Kingdom
Summary
Report type Immediate notification
Date of start of the event 03/05/2017
Date of confirmation of the event 04/05/2017
Report date 05/05/2017
Date submitted to OIE 05/05/2017
Reason for notification Recurrence of a listed disease
Date of previous occurrence 27/02/2017
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N8
Nature of diagnosis Clinical
This event pertains to a defined zone within the country
New outbreaks (1)
Outbreak 1 (AIV 2017/10) Thornton, Wyre, Lancashire, ENGLAND
Date of start of the outbreak 03/05/2017
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 34 34 20 14 0
Affected population Flock of backyard poultry; all susceptible birds died or were destroyed.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 34 34 20 14 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 100.00% 58.82% 58.82% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments The epidemiological investigation has started and disease control programmes applied. Updates will be provided in weekly reports as further information becomes available. This is a continuation of the event that started in December 2016.
Control measures
Measures applied
  • Movement control inside the country
  • Stamping out
  • Surveillance within containment and/or protection zone
  • Zoning
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • Disinfection / Disinfestation
  • Traceability
  • Official destruction of animal products
  • Official disposal of carcasses, by-products and waste
Diagnostic test results
Laboratory name and type Species Test Test date Result
Animal Health and Plant Health Agency (APHA), Weybridge (OIE Reference Laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 04/05/2017 Positive