Highly pathogenic avian influenza,
China (People's Rep. of)
Information received on 11/12/2015 from Dr Zhang Zhongqui, 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. 10
Date of start of the event 23/08/2014
Date of confirmation of the event 01/09/2014
Report date 11/12/2015
Date submitted to OIE 11/12/2015
Reason for notification Recurrence of a listed disease
Date of previous occurrence 04/05/2014
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 (01/09/2014)
Follow-up report No. 1 (04/09/2014)
Follow-up report No. 2 (24/10/2014)
Follow-up report No. 3 (23/01/2015)
Follow-up report No. 4 (28/01/2015)
Follow-up report No. 5 (06/02/2015)
Follow-up report No. 6 (01/04/2015)
Follow-up report No. 7 (03/04/2015)
Follow-up report No. 8 (25/05/2015)
Follow-up report No. 9 (14/08/2015)
Follow-up report No. 10 (11/12/2015)
Follow-up report No. 11 (18/01/2016)
Follow-up report No. 12 (22/01/2016)
Follow-up report No. 13 (29/02/2016)
Follow-up report No. 14 (11/03/2016)
Follow-up report No. 15 (20/06/2016)
Follow-up report No. 16 (31/08/2016)
Follow-up report No. 17 (08/10/2016)
Follow-up report No. 18 (11/01/2017)
Follow-up report No. 19 (15/03/2017)
New outbreaks (1)
Outbreak 1 Farm, Huaihua, HUNAN
Date of start of the outbreak 07/12/2015
Outbreak status Resolved (23/12/2015)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 5814 486 381 5433 0
Affected population Peacocks
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 5814 486 381 5433 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 8.36% 6.55% 78.40% 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
  • Screening
  • Disinfection / Disinfestation
  • Stamping out
  • Zoning
  • Vaccination permitted (if a vaccine exists)
  • 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 Reference Laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 11/12/2015 Positive
Harbin veterinary research institute, Chinese academy of agricultural sciences (OIE Reference Laboratory) Birds virus isolation 11/12/2015 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations