OIE: Highly pathogenic avian influenza, China (People´s Rep. of)

Information received on 27/02/2019 from Dr Zhang Zhongqiu, Director General , China Animal Disease Control Centre, Veterinary Bureau, Ministry of Agriculture, Beijing, China (People´s Rep. of)
Summary
Report type Follow-up report No. 1
Date of start of the event 28/10/2018
Date of confirmation of the event 20/11/2018
Report date 27/02/2019
Date submitted to OIE 27/02/2019
Reason for notification Recurrence of a listed disease
Date of previous occurrence 15/09/2014
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N6
Nature of diagnosis Clinical, Laboratory (basic), Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (21/11/2018)
Follow-up report No. 1 (27/02/2019)
New outbreaks (1)
Outbreak 1 Xingquan town community, Huaping, Lijiang, Yunnan
Date of start of the outbreak 13/02/2019
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 56380 463 463 55917 0
Affected population After affected birds were killed in the affected point, the total of 53056 birds were killed in the affected areas in accordance with the requirements of the Contingency plan for HPAI and Technical regulation on HPAI control.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 56380 463 463 55917 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 0.82% 0.82% 100.00% 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
Control measures
Measures applied
  • Movement control inside the country
  • Surveillance outside containment and/or protection zone
  • Screening
  • Traceability
  • Quarantine
  • Official destruction of animal products
  • Official disposal of carcasses, by-products and waste
  • Stamping out
  • Zoning
  • Disinfection
  • 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
Harbin National Avian influenza Reference Laboratory (OIE Reference Laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 22/02/2019 Positive
Harbin National Avian influenza Reference Laboratory (OIE Reference Laboratory) Birds virus isolation 22/02/2019 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.