China - 1 new outbreak of highly pathogenic influenza H5N8 in swans in Shanxi Province (OIE, February 9, 2017)

[Pathfinder]

Highly pathogenic influenza A viruses (infection with) (non-poultry including wild birds), China (People's Rep. of)

Information received on 09/02/2017 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. 1 Date of start of the event 21/12/2016 Date of confirmation of the event 30/12/2016 Report date 09/02/2017 Date submitted to OIE 09/02/2017 Reason for notification New strain of a listed disease Manifestation of disease Clinical disease Causal agent Highly pathogenic influenza A virus Serotype H5N8 Nature of diagnosis Laboratory (advanced) This event pertains to a defined zone within the country Related reports Immediate notification (18/01/2017) Follow-up report No. 1 (09/02/2017)

New outbreaks (1)

Outbreak 1 Yuncheng City, Ruicheng, SHANXI Date of start of the outbreak 21/12/2016 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Not applicable Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Mute Swan:Cygnus olor(Anatidae) 20 0 0

Summary of outbreaks Total outbreaks: 1 Total animals affected Species Susceptible Cases Deaths Destroyed Slaughtered Mute Swan:Cygnus olor(Anatidae) ** 20 0 0 Outbreak statistics Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost* Mute Swan:Cygnus olor(Anatidae) ** ** ** ** *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

Control measures Measures applied Screening Disinfection / Disinfestation Control of wildlife reservoirs Vaccination prohibited 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 National Avian Influenza Reference Laboratory (OIE Reference Laboratory) Mute Swan reverse transcription - polymerase chain reaction (RT-PCR) 30/12/2016 Positive

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

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http://www.oie.int/wahis_2/public/wahid.php/Reviewreport/Review?page_refer=MapFullEventReport&reportid=22781