Voluntary Report - public distribution

**Date:** 10/25/2005

**GAIN Report Number:** CH5078

CH5078

**China, Peoples Republic of**

**Poultry and Products**

**Highly Pathogenic Avian Influenza Outbreak in Anhui Province**

**2005**

**Approved by:**

![](media/image1.wmf)Maurice House

U.S. Embassy Beijing, Office of Agricultural Affairs

**Prepared by:**

Casey Bean

**Report Highlights:**

This week China reported its 5th AI outbreak during 2005. Highly
pathogenic avian influenza (H5N1) killed 500 birds in China\'s Anhui
Province, according to a Ministry of Agriculture report filed with the
International Organization of Animal Health (OIE) on October 24.
Officials destroyed 44,736 birds and vaccinated another 140,000 with an
inactivated mono H5N2 vaccine. No human infections were reported.

Includes PSD Changes: No

Includes Trade Matrix: No

Unscheduled Report

Beijing \[CH1\]

\[CH\]

**Summary**

On October 24, 2005, China\'s Chief Veterinary Officer notified the OIE
about an outbreak of highly pathogenic avian influenza, sub-type H5, in
the village of Liangying in Anhui Province. The outbreak in chicken and
geese started on October 20 and was confirmed on October 24. Diagnosis
was based upon HI, RT-PCR and IPVI tests carried out by the National
Avian Influenza Reference Laboratory at the Harbin Veterinary Research
Institute. In response, officials destroyed 44,736 birds and vaccinated
another 140,000 with an inactivated mono H5N2 vaccine.

Following is China's notification to the International Organization of
Animal Health (OIE).

> **HIGHLY PATHOGENIC AVIAN INFLUENZA IN CHINA (PEOPLE\'S REP. OF \~)\
> Follow-up report No. 4**
>
> *Information received on 24 October 2005 from Mr. Jia Youling,
> Director General, Bureau of Veterinary, Ministry of Agriculture, P.R.
> China:*
>
> ***End of previous report period:*** 19 October 2005.
>
> ***End of this report period:*** 24 October 2005.
>
> ***Precise identification of agent:*** H5 subtype avian influenza
> virus.
>
> ***Date of first confirmation of the event:*** 24 October 2005.
>
> ***Nature of diagnosis:*** clinical, post-mortem and laboratory.
>
> ***Details of new outbreak:***

  ---------------- ---------------- ------------------- ------------- ------------- ---------------- ------------------- ------------- -------------- ----------------- --------------------
  ***First         ***Lower         ***Type of          ***Name of    ***Date of    ***Spe-cies***   ***Number of                                                       
  administrative   administrative   epide-miolo-gical   the           start of the                   animals in the                                                     
  division***      division***      unit***             location***   outbreak***                    outbreak***                                                        

                                                                                                     ***susceptible***   ***cases***   ***deaths***   ***destroyed***   ***slaugh-tered***

  Anhui Province   Tianchang City   village             Liangying     20 Oct. 2005  avi              2,100               550           550            44,736            0
  ---------------- ---------------- ------------------- ------------- ------------- ---------------- ------------------- ------------- -------------- ----------------- --------------------

> ***Description of affected population in the new outbreak:*** chicken
> and goose.
>
> ***Diagnosis:***

  --------------------------- ------------- --------- --------------- ------------ ---------------
  ***Laboratories where       ***Species              ***Diagnostic   ***Date***   ***Results***
  diagnosis was made***       examined***             tests used***                

  National Avian Influenza                  avi       HI              24 Oct. 2005 positive
  Reference Laboratory,                                                            
  Harbin Veterinary Research                                                       
  Institute, Chinese Academy                                                       
  of Agricultural Sciences,                                                        
  Harbin, P.R.C.                                                                   

                                                      RT-PCR                       positive

                                                      IVPI                         Highly
                                                                                   Pathogenic
  --------------------------- ------------- --------- --------------- ------------ ---------------

> ***Source of new outbreak:*** unknown or inconclusive.
>
> ***Control measures undertaken:***
>
> \- stamping out;
>
> \- quarantine;
>
> \- movement control inside the country;
>
> \- screening;
>
> \- zoning;
>
> \- vaccination;
>
> \- disinfection of infected premises/establishment(s);
>
> \- dipping/spraying.
>
> ***Vaccination in response to the outbreak:***

  -------------------- --------------- ---------------------- -------------------
  ***First             ***Species***   ***Total number of     ***Details of the
  administrative                       vaccinated animals***  vaccine***
  division***                                                 

  Anhui Province       avi             140,000                Inactivated mono
                                                              H5N2 Vaccine
  -------------------- --------------- ---------------------- -------------------

> ***Treatment of affected animals:*** no.
>
> ***Vaccination prohibited:*** no.
>
> ***Final report:*** no.

End of Report.