China - 1 new outbreak of HPAI H5N6 in geese on a farm, Jiangsu (OIE, April 03, 2015)

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Highly pathogenic avian influenza, China (People's Rep. of)

Information received on 03/04/2015 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. 7 Date of start of the event 23/08/2014 Date of pre-confirmation of the event 01/09/2014 Report date 03/04/2015 Date submitted to OIE 03/04/2015 Reason for notification Reoccurrence 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)

New outbreaks (1)

Outbreak 1 Jiangsu, Wujin, Changzhou, JIANGSU Date of start of the outbreak 27/03/2015 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 22669 260 93 22576 0 Affected population Geese

Summary of outbreaks Total outbreaks: 1 Total animals affected Species Susceptible Cases Deaths Destroyed Slaughtered Birds 22669 260 93 22576 0 Outbreak statistics Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost* Birds 1.15% 0.41% 35.77% 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) 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?s Reference Laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 02/04/2015 Positive Harbin veterinary research institute, Chinese academy of agricultural sciences (OIE?s Reference Laboratory) Birds virus isolation 02/04/2015 Positive

Future Reporting The event is continuing. Weekly follow-up reports will be submitted.

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