China - 1 new outbreak of highly pathogenic avian influenza H7N9 in birds in farm, Guyuan, Yuanzhou District, Ningxia (OIE, May 07, 2018)

[Pathfinder]

[TABLE="class: TableChoisir, border: 0, cellpadding: 0, cellspacing: 0"]
[TR]
[TD]

[TD="width: *, align: left"] Highly pathogenic avian influenza,
China (People's Rep. of)
[/TD]
[TD="width: 1%, align: right"] [/TD]

[/TD]
[/TR]
[TR]
[TD] [TABLE="class: TableChoisir, border: 0, cellpadding: 0, cellspacing: 0"]
[TR]
[TD="class: topbigtabletitle27"]Information received on 09/05/2018 from Dr Zhang Zhongqui, Director General , China Animal Disease Control Centre, Veterinary Bureau, Ministry of Agriculture, Beijing, China (People's Rep. of)[/TD]
[/TR]
[/TABLE]
[/TD]
[/TR]
[TR]
[TD] Summary
[TABLE="class: TableFoyers, width: 917"]
[TR]
[TD="class: filtrer_th, width: 10%"]Report type[/TD]
[TD="width: 30%"]Follow-up report No. 1[/TD]
[/TR]
[TR]
[TD="class: filtrer_th, width: 10%"]Date of start of the event[/TD]
[TD="width: 30%"]03/04/2018[/TD]
[/TR]
[TR]
[TD="class: filtrer_th, width: 10%"]Date of confirmation of the event[/TD]
[TD="width: 30%"]16/04/2018[/TD]
[/TR]
[TR]
[TD="class: filtrer_th, width: 10%"]Report date[/TD]
[TD="width: 30%"]07/05/2018[/TD]
[/TR]
[TR]
[TD="class: filtrer_th, width: 10%"]Date submitted to OIE[/TD]
[TD="width: 30%"]09/05/2018[/TD]
[/TR]
[TR]
[TD="class: filtrer_th, width: 10%"]Reason for notification[/TD]
[TD="width: 30%"]New strain of a listed disease[/TD]
[/TR]
[TR]
[TD="class: filtrer_th, width: 10%"]Manifestation of disease[/TD]
[TD="width: 30%"]Clinical disease[/TD]
[/TR]
[TR]
[TD="class: filtrer_th, width: 10%"]Causal agent[/TD]
[TD="width: 30%"]Highly pathogenic avian influenza virus[/TD]
[/TR]
[TR]
[TD="class: filtrer_th, width: 10%"]Serotype[/TD]
[TD="width: 30%"]H7N9[/TD]
[/TR]
[TR]
[TD="class: filtrer_th, width: 10%"]Nature of diagnosis[/TD]
[TD="width: 30%"]Clinical, Laboratory (basic), Laboratory (advanced)[/TD]
[/TR]
[TR]
[TD="class: filtrer_th, width: 10%"]This event pertains to[/TD]
[TD="width: 30%"]a defined zone within the country[/TD]
[/TR]
[TR]
[TD="class: filtrer_th ta_left, width: 10%"]Related reports[/TD]
[TD="width: 30%"]Immediate notification (17/04/2018)
Follow-up report No. 1 (07/05/2018) [/TD]
[/TR]
[/TABLE]
[/TD]
[/TR]
[TR]
[TD] New outbreaks (1)
[TABLE="class: TableFoyers, width: 918"]
[/TABLE]

[/TD]
[/TR]
[TR]
[TD] [TABLE="class: TableFoyers, width: 917"]
[TR]
[TD="class: filtrer_th ta_left, align: left"]Outbreak 1[/TD]
[TD="class: filtrer_th ta_left"]Guyuan, Yuanzhou District, Ningxia[/TD]
[/TR]
[TR]
[TD="class: filtrer_th ta_left"]Date of start of the outbreak[/TD]
[TD]25/04/2018[/TD]
[/TR]
[TR]
[TD="class: filtrer_th ta_left"]Outbreak status[/TD]
[TD]Continuing (or date resolved not provided)[/TD]
[/TR]
[TR]
[TD="class: filtrer_th ta_left"]Epidemiological unit[/TD]
[TD]Farm[/TD]
[/TR]
[TR]
[TD="class: filtrer_th ta_left"]Affected animals[/TD]
[TD] [TABLE="class: TableFoyers, width: 640"]
[TR]
[TD="class: filtrer_th ta_center last"]Species[/TD]
[TD="class: filtrer_th ta_center last"]Susceptible[/TD]
[TD="class: filtrer_th ta_center last"]Cases[/TD]
[TD="class: filtrer_th ta_center last"]Deaths[/TD]
[TD="class: filtrer_th ta_center last"]Killed and disposed of[/TD]
[TD="class: filtrer_th ta_center last"]Slaughtered[/TD]
[/TR]
[TR]
[TD]Birds[/TD]
[TD="class: ta_right"]86000[/TD]
[TD="class: ta_right"]3000[/TD]
[TD="class: ta_right"]2210[/TD]
[TD="class: ta_right"]83790[/TD]
[TD="class: ta_right"]0[/TD]
[/TR]
[/TABLE]
[/TD]
[/TR]
[TR]
[TD="class: filtrer_th ta_left"]Affected population[/TD]
[TD]Infected birds were layers.[/TD]
[/TR]
[/TABLE]

[/TD]
[/TR]
[TR]
[TD] [TABLE="class: TableFoyers, width: 917"]
[TR]
[TD="class: filtrer_th ta_left, align: left"]Summary of outbreaks[/TD]
[TD="class: filtrer_th ta_left"]Total outbreaks: 1[/TD]
[/TR]
[TR]
[TD="class: filtrer_th ta_left"]Total animals affected[/TD]
[TD] [TABLE="class: TableFoyers, width: 745"]
[TR]
[TD="class: filtrer_th ta_center last"]Species[/TD]
[TD="class: filtrer_th ta_center last"]Susceptible[/TD]
[TD="class: filtrer_th ta_center last"]Cases[/TD]
[TD="class: filtrer_th ta_center last"]Deaths[/TD]
[TD="class: filtrer_th ta_center last"]Killed and disposed of[/TD]
[TD="class: filtrer_th ta_center last"]Slaughtered[/TD]
[/TR]
[TR]
[TD]Birds[/TD]
[TD="class: ta_right"]86000[/TD]
[TD="class: ta_right"]3000[/TD]
[TD="class: ta_right"]2210[/TD]
[TD="class: ta_right"]83790[/TD]
[TD="class: ta_right"]0[/TD]
[/TR]
[/TABLE]
[/TD]
[/TR]
[TR]
[TD="class: filtrer_th ta_left"]Outbreak statistics[/TD]
[TD] [TABLE="class: TableFoyers, width: 745"]
[TR]
[TD="class: filtrer_th ta_center last"]Species[/TD]
[TD="class: filtrer_th ta_center last"]Apparent morbidity rate[/TD]
[TD="class: filtrer_th ta_center last"]Apparent mortality rate[/TD]
[TD="class: filtrer_th ta_center last"]Apparent case fatality rate[/TD]
[TD="class: filtrer_th ta_center last"]Proportion susceptible animals lost*[/TD]
[/TR]
[TR]
[TD]Birds[/TD]
[TD="class: ta_right"]3.49%[/TD]
[TD="class: ta_right"]2.57%[/TD]
[TD="class: ta_right"]73.67%[/TD]
[TD="class: ta_right"]100.00%[/TD]
[/TR]
[/TABLE]
[/TD]
[/TR]
[TR]
[TD="class: filtrer_th ta_left, colspan: 2"]*Removed from the susceptible population through death, destruction and/or slaughter[/TD]
[/TR]
[/TABLE]

[/TD]
[/TR]
[TR]
[TD] Epidemiology
[TABLE="class: TableFoyers, width: 917"]
[TR]
[TD="class: filtrer_th ta_left"]Source of the outbreak(s) or origin of infection[/TD]
[TD]

• Unknown or inconclusive

[/TD]
[/TR]
[/TABLE]
[/TD]
[/TR]
[TR]
[TD] [/TD]
[/TR]
[TR]
[TD] Control measures
[TABLE="class: TableFoyers, width: 917"]
[TR]
[TD="class: filtrer_th ta_left"]Measures applied[/TD]
[TD]

• Movement control inside the country
• Surveillance outside containment and/or protection zone
• Screening
• Quarantine
• Official destruction of animal products
• Official disposal of carcasses, by-products and waste
• Stamping out
• Disinfection
• Vaccination permitted (if a vaccine exists)
• No treatment of affected animals

[/TD]
[/TR]
[TR]
[TD="class: filtrer_th ta_left"]Measures to be applied[/TD]
[TD]

• No other measures

[/TD]
[/TR]
[/TABLE]
[/TD]
[/TR]
[TR]
[TD] Diagnostic test results
[TABLE="class: TableFoyers, width: 917"]
[TR]
[TD="class: filtrer_th ta_left"]Laboratory name and type[/TD]
[TD="class: filtrer_th ta_left"]Species[/TD]
[TD="class: filtrer_th ta_left"]Test[/TD]
[TD="class: filtrer_th ta_left"]Test date[/TD]
[TD="class: filtrer_th ta_left last"]Result[/TD]
[/TR]
[TR]
[TD="class: filtrer"]Harbin National Avian Influenza Reference Laboratory (OIE Reference Laboratory)[/TD]
[TD="class: filtrer"]Birds[/TD]
[TD="class: filtrer"]reverse transcription - polymerase chain reaction (RT-PCR)[/TD]
[TD="class: filtrer"]07/05/2018[/TD]
[TD="class: filtrer cb-centree last"]Positive[/TD]
[/TR]
[TR]
[TD="class: filtrer"]Harbin National Avian Influenza Reference Laboratory (OIE Reference Laboratory)[/TD]
[TD="class: filtrer"]Birds[/TD]
[TD="class: filtrer"]virus isolation[/TD]
[TD="class: filtrer"]07/05/2018[/TD]
[TD="class: filtrer cb-centree last"]Positive[/TD]
[/TR]
[/TABLE]
[/TD]
[/TR]
[TR]
[TD] Future Reporting
[TABLE="class: TableFoyers, width: 917"]
[TR]
[TD="class: filtrer"]The event is continuing. Weekly follow-up reports will be submitted.[/TD]
[/TR]
[/TABLE]
[/TD]
[/TR]
[/TABLE]

...
http://www.oie.int/wahis_2/public/w...?page_refer=MapFullEventReport&reportid=26553

 

[Miyamoto Masakazu]

Sharon-san, Long time no see you! : LOL
Though you might know following news, I dare to post it. This is the 13th Bird-to-Bird outbreak H7N9 cases.
And the MOA says there was no positive result for animal sampling test in March, the H7N9 virus is still atacking the birds.
As for the human infection, no reports has been notified by the National or Local HFPCs.

China: An outbreak of H7N9 flu in poultry in Yuanzhou District of Guyuan City, Ningxia Hui Autonomous Region
FIC www.flu.org.cn 2018-05-09 09:05 Source: Ministry of Agriculture and Rural Affairs of R.P.C.

On April 25, there were suspected avian flu symptoms in laying hens raised by a farmer in Yuanzhou District of Guyuan City in Ningxia Hui Autonomous Region, with a disease incidence of 3000 and 2210 deaths.
On May 1, the Ningxia Hui Autonomous Region’s Animal Disease Control and Prevention Center diagnosed the case as suspected avian flu.
May 7, this was confirmed by the national reference laboratory of avian flu, the outbreak was H7N9 influenza outbreak.

After this, the local authorities in accordance with the requirements on the relevant prevention/control plans and technical requirements, developed law-based prevention/control, scientific prevention/control effectively.
They have already culled 86,000 hens and made them harmless. At present, the avian flu is effectively controlled.
(Miyamoto's note: This is the thirteenth case of birds-birds outbreak after Hunan, Hebei, Henan, Tianjin, Shaanxi, Huhehaote, Bogutu, Heilongjiang, Chuzhou in Anhui and Shanxi etc.)


Source: MOA
http://www.syj.moa.gov.cn/dwybfk/201805/t20180508_6141538.htm

<<Mech. T.>>
China: An outbreak of H7N9 flu in poultry in Wonju District, Guyuan City, Ningxia Hui Autonomous Region
On April 25th, a layer of hens raised by a farmer in Yuanzhou District, Guyuan City, Ningxia Hui Autonomous Region experienced suspected avian flu symptoms, with 3,000 cases and 2210 deaths.
On May 1, the Ningxia Hui Autonomous Region Animal Disease Control and Prevention Center was diagnosed with suspected bird flu.
On May 7, the national bird flu reference laboratory confirmed the epidemic was the H7N9 flu epidemic.
After the outbreak of the epidemic, the local authorities effectively handled the epidemic in accordance with the relevant preplans and the technical requirements for prevention and control, and culled and innocuously treated 86,000 poultry. At present, the epidemic has been effectively controlled.