Vietnam: H5N6 in duck in Dien Lien commune, Dien Chau district

[Shiloh]

Source: https://truyenhinhnghean.vn/kinh-te/...-h5n6-8c122f5/

Dien Chau destroyed 105 ducks infected with H5N6 flu
16:19, September 28, 2020

H5N6 avian flu has broken out in Dien Lien commune, Dien Chau district

On the afternoon of September 27, the Agriculture Service Center of Dien Chau district destroyed 105 ducks infected with avian influenza H5N6 at the farmer household of Mr. Cao Xuan Thuong, hamlet 6, Dien Lien commune. Before that, on September 24, when he discovered that Mr. Thuong's ducks were scattered to death, they tested positive for H5N6 flu. Because Mr. Thuong did not vaccinate ducks, his family did not receive the prescribed support when he was destroyed.
Along with the destruction of the ducks, Dien Lien commune sprayed and disinfected, sprinkled lime in the affected livestock households and households around the epidemic area, and checked the livestock households in the area to vaccinate. for livestock flocks, set up a stop to prevent birds from circulating in epidemic areas. At the same time, sign a commitment with families not to kill meat, not to sell well, to isolate sick poultry, not to litter carcasses indiscriminately, to perform hygiene and disinfection of barns according to epidemic prevention instructions.

In 2018, Dien Lien commune, Dien Chau district also destroyed nearly 2,500 ducks in Dien Lien commune due to the H5N1 influenza epidemic.
Mai Giang

[Pathfinder]

Highly pathogenic avian influenza, Vietnam

Information received on 01/10/2020 from Dr Dong Pham Van, Director General, Chief Veterinary Officer, Department of Animal Health, Ministry of Agriculture and Rural Development, Hanoď, Vietnam

Summary Report type Follow-up report No. 1 Date of start of the event 21/08/2020 Date of confirmation of the event 31/08/2020 Report date 01/10/2020 Date submitted to OIE 01/10/2020 Reason for notification Recurrence of a listed disease Date of previous occurrence 29/07/2020 Manifestation of disease Clinical disease Causal agent Highly pathogenic avian influenza virus Serotype H5N6 Nature of diagnosis Laboratory (advanced) This event pertains to a defined zone within the country Related reports Immediate notification (11/09/2020) Follow-up report No. 1 (01/10/2020)

New outbreaks (3)

Outbreak 1 Nam Thanh, Nam Thanh, Yen Thanh, Nghe An Date of start of the outbreak 26/08/2020 Outbreak status Resolved (26/09/2020) Epidemiological unit Village Affected animals Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 55 35 25 30 0

Outbreak 2 Dak Rve, Dak Rve, Kon Ray, Kon Tum Date of start of the outbreak 13/09/2020 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Village Affected animals Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 1262 550 340 922 0

Outbreak 3 Dien Lien, Dien Lien, Dien Chau, Nghe An Date of start of the outbreak 24/09/2020 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Village Affected animals Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 105 12 12 93 0

Summary of outbreaks Total outbreaks: 3 Total animals affected Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 1422 597 377 1045 0 Outbreak statistics Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost* Birds 41.98% 26.51% 63.15% 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 Epidemiological comments Vaccination was only applied for the live poultry in surrounding areas of affected flocks.

Control measures Measures applied Vaccination in response to the outbreak (s) Surveillance outside containment and/or protection zone Stamping out No treatment of affected animals Measures to be applied No other measures

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

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https://www.oie.int/wahis_2/public/wahid.php/Reviewreport/Review?page_refer=MapFullEventReport&reportid=35936