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

Information received on 09/01/2015 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 12/09/2014
Date of pre-confirmation of the event 15/09/2014
Report date 09/01/2015
Date submitted to OIE 09/01/2015
Reason for notification Reoccurrence of a listed disease
Date of previous occurrence 01/05/2014
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N1
Nature of diagnosis Suspicion, Clinical, Laboratory (basic), Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (24/10/2014)
Follow-up report No. 1 (09/01/2015)
New outbreaks (1)
Outbreak 1 Farm, Jiangyi, Gongqingcheng, JIANGXI
Date of start of the outbreak 05/01/2015
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 20483 2371 2371 18112 0
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 20483 2371 2371 18112 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 11.58% 11.58% 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
  • Stamping out
  • Quarantine
  • Movement control inside the country
  • Screening
  • Zoning
  • Disinfection of infected premises/establishment(s)
  • Dipping / Spraying
  • No vaccination
  • 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 veterinary research institute, Chinese academy of agricultural sciences (OIE抯 Reference Laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 09/01/2015 Positive
Harbin veterinary research institute, Chinese academy of agricultural sciences (OIE抯 Reference Laboratory) Birds virus isolation 09/01/2015 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.