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

Information received on 02/07/2010 from Dr Zhang Zhongqiu, Deputy Director General , China Animal Disease Control Centre, Veterinary Bureau, Beijing, China (People´s Rep. of)

Summary

Report type Immediate notification (Final report)
Start date 09/05/2010
Date of first confirmation of the event 03/06/2010
Report date 02/07/2010
Date submitted to OIE 02/07/2010
Date event resolved 25/05/2010
Reason for notification Reoccurrence of a listed disease
Date of previous occurrence 05/2009
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N1
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country

New outbreaks

Summary of outbreaks Total outbreaks: 1
Location(s)
  • TIBET (Shuanghu district, Naqu)
Total animals affected
Species Susceptible Cases Deaths Destroyed Slaughtered
Wild species 170 170 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Wild species ** ** 100.00% **

* Removed from the susceptible population through death, destruction and/or slaughter
** Not calculated because of missing information

Epidemiology

Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments Note by the OIE Animal Health Information Department: The report was created on 7 June 2010 but the complete information was provided to the OIE on 2 July 2010.

Control measures

Measures applied
  • Screening
  • No vaccination
  • No treatment of affected animals
Measures to be applied
  • No other measures

Diagnostic test results

Laboratory name and type National Avian Influenza Reference Laboratory (National laboratory)
Tests and results
Species Test Test date Result
Wild species gene sequencing 03/06/2010 Positive
Wild species polymerase chain reaction (PCR) 03/06/2010 Positive
Wild species virus isolation 03/06/2010 Positive

Future Reporting

The event is resolved. No more reports will be submitted.