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  Title : #Avian #Influenza #H7N9 in #China: Preventing the Next #SARS. Subject : Avian Influenza, H7N9 subtype (Asian Lineage), poultry e...

19 Oct 2016

Highly pathogenic #avian #influenza #H5N2, #Taiwan [one new #poultry #outbreak] (#OIE, Oct. 19 ‘16)

 

Title: Highly pathogenic #avian #influenza #H5N2, #Taiwan [one new #poultry #outbreak].

Subject: Avian Influenza, H5N2 subtype; New poultry epizootic in Taiwan.

Source: OIE, full page: (LINK).

Code: [     ]

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Highly pathogenic avian influenza H5N2, Chinese Taipei

Information received on 19/10/2016 from Dr Tai-Hwa Shih, Chief Veterinary Officer, Deputy Director General, Bureau of Animal and Plant Health Inspection and Quarantine Council of Agriculture Executive Yuan, Ministry of Agriculture, Taipei, Chinese Taipei

  • Summary
    • Report type Follow-up report No. 48
    • Date of start of the event 07/01/2015
    • Date of confirmation of the event 11/01/2015
    • Report date 17/10/2016
    • Date submitted to OIE 19/10/2016
    • Reason for notification Reoccurrence of a listed disease
    • Date of previous occurrence 23/07/2014
    • Manifestation of disease Clinical disease
    • Causal agent Highly pathogenic avian influenza virus
    • Serotype H5N2
    • Nature of diagnosis Clinical, Laboratory (advanced)
    • This event pertains to a defined zone within the country
    • Related reports
      • Immediate notification (12/01/2015) / Follow-up report No. 1 (13/01/2015) / Follow-up report No. 2 (15/01/2015) / Follow-up report No. 3 (16/01/2015) / Follow-up report No. 4 (19/01/2015) / Follow-up report No. 5 (21/01/2015) / Follow-up report No. 6 (28/01/2015) /  Follow-up report No. 7 (04/02/2015) / Follow-up report No. 8 (11/02/2015) / Follow-up report No. 9 (17/02/2015) / Follow-up report No. 10 (26/02/2015) / Follow-up report No. 11 (04/03/2015) /  Follow-up report No. 12 (12/03/2015) / Follow-up report No. 13 (19/03/2015) / Follow-up report No. 14  (25/03/2015) / Follow-up report No. 15 (02/04/2015) / Follow-up report No. 16 (14/04/2015) / Follow-up report No. 17 (17/04/2015) / Follow-up report No. 18 (24/04/2015) / Follow-up report No. 19 (01/05/2015) / Follow-up report No. 20 (11/05/2015) / Follow-up report No. 21  (18/05/2015) / Follow-up report No. 22 (29/05/2015) / Follow-up report No. 23 (04/06/2015) / Follow-up report No. 24 (12/06/2015) / Follow-up report No. 25 (18/06/2015) / Follow-up report No. 26 (07/07/2015) / Follow-up report No. 27 (13/07/2015) / Follow-up report No. 28 (20/07/2015) / Follow-up report No. 29 (27/07/2015) / Follow-up report No. 30 (31/07/2015) / Follow-up report No. 31 (11/08/2015) / Follow-up report No. 32 (24/08/2015) / Follow-up report No. 33 (04/09/2015) / Follow-up report No. 34 (02/10/2015) / Follow-up report No. 35 (21/10/2015) / Follow-up report No. 36 (30/10/2015) / Follow-up report No. 37 (08/12/2015) / Follow-up report No. 38 (04/01/2016) / Follow-up report No. 39 (15/01/2016) /
        Follow-up report No. 40 (02/02/2016) / Follow-up report No. 41 (22/02/2016) / Follow-up report No. 42 (07/03/2016) / Follow-up report No. 43 (11/04/2016) / Follow-up report No. 44 (19/04/2016) / Follow-up report No. 45 (05/05/2016) / Follow-up report No. 46 (20/06/2016) / Follow-up report No. 47 (21/09/2016) / Follow-up report No. 48 (17/10/2016)
  • New outbreaks (1)
    • Outbreak 1 (2016-ch-6) - Zhutang Township, CHANGHUA COUNTY
      • Date of start of the outbreak 28/09/2016
      • Outbreak status Continuing (or date resolved not provided)
      • Epidemiological unit Farm
      • Affected animals: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
        • Birds – 28200 – 5192 – 5192 – 23008 – 0
        • Affected population Native chickens (2016-ch-6)
    • Summary of outbreaks
      • Total outbreaks: 1
        • Total animals affected: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
          • Birds – 28200 – 5192 – 5192 – 23008 – 0
        • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
          • Birds - 18.41% - 18.41% - 100.00% - 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
    • Abnormal mortality was observed in one poultry farm in Changhua County.
    • Samples were sent to the National Laboratory, Animal Health Research Institute (AHRI) for analysis.
    • Highly pathogenic avian influenza H5N2 subtype was confirmed by AHRI.
    • The farm has been placed under movement restriction.
    • All animals on the infected farm have been culled.
    • Thorough cleaning and disinfection have been conducted after stamping out operation.
    • Surrounding poultry farms within a three-kilometer radius of the infected farm are under intensified surveillance for three months.
  • Control measures
    • Measures applied
      • Movement control inside the country
      • Screening
      • Disinfection / Disinfestation
      • Quarantine
      • Stamping out
      • Zoning
      • 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
      • Animal Health Research Institute (AHRI) (National laboratory) – Birds - gene sequencing - 02/10/2016 – Positive
      • Animal Health Research Institute (AHRI) (National laboratory) – Birds - reverse transcription - polymerase chain reaction (RT-PCR) - 01/10/2016 – Positive
  • Future Reporting
    • The event is continuing. Weekly follow-up reports will be submitted.

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Keywords: OIE; Updates; H5N2; Avian Influenza; Poultry; Taiwan.

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