China - HPAI H5N6 poultry outbreak in Lingchuan County, Guangxi province - March 5, 3018

[sharon sanders]

An outbreak of H5N6 subtype HPAI in Lingchuan County, Guangxi Zhuang Autonomous Region

Date: 2018-03-05 16:45 Author: Source: Ministry of Agriculture Information Office [font: Tai Zhong small ]Print

　　Ministry of Agriculture press office 3 Yue 5 release, Guangxi Zhuang Autonomous Region, Guilin Lingchuan County in poultry with H5N6 subtype highly pathogenic bird flu. 　　2 Yue 22 Ri , Guangxi Zhuang Autonomous Region, Guilin Lingchuan County duck breeding farms suspected bird flu symptoms appear, the incidence 28000 rats died 23950 Zhi. 2 Yue 25 , the regional animal disease prevention and control center for the diagnosis of suspected bird flu. 3 Yue 5 May by the National Avian Influenza Reference Laboratory confirmed the outbreaks as H5N6 subtype highly pathogenic bird flu.
　　After the epidemic occurred, the local government worked hard to deal with the epidemic effectively in accordance with the relevant preplan and the technical regulation on prevention and treatment, and cull and detoxify 30,462 poultry. At present, the outbreak has been effectively controlled.

zhttp://www.moa.gov.cn/gk/yjgl_1/yqfb/201803/t20180305_6137925.htm

[Pathfinder]

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

Information received on 07/03/2018 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 Immediate notification Date of start of the event 22/02/2018 Date of confirmation of the event 02/03/2018 Report date 05/03/2018 Date submitted to OIE 07/03/2018 Reason for notification Recurrence of a listed disease Date of previous occurrence 25/08/2017 Manifestation of disease Clinical disease Causal agent Highly pathogenic avian influenza virus Serotype H5N6 Nature of diagnosis Clinical, Laboratory (advanced) This event pertains to a defined zone within the country

New outbreaks (1)

Outbreak 1 Guilin, Lingchuan, GUANGXI Date of start of the outbreak 22/02/2018 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 30462 28000 23950 6512 0 Affected population Domestic ducks

Summary of outbreaks Total outbreaks: 1 Total animals affected Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 30462 28000 23950 6512 0 Outbreak statistics Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost* Birds 91.92% 78.62% 85.54% 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 Quarantine Official destruction of animal products Stamping out Disinfection 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 national avian influenza reference laboratory (OIE Reference Laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 02/03/2018 Positive Harbin national avian influenza reference laboratory (OIE Reference Laboratory) Birds virus isolation 02/03/2018 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=26058