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#Assessment of #risk associated with #influenza A(#H5N8) virus, 17 November 2016 (@WHO)

  Title : #Assessment of #risk associated with #influenza A(#H5N8) virus, 17 November 2016. Subject : Avian Influenza, H5N8 subtype, multi...

14 Nov 2016

Highly pathogenic #avian #influenza #H5N8, #Israel [a #poultry #outbreak] (#OIE, Nov. 14 ‘16)

 

Title: Highly pathogenic #avian #influenza #H5N8, #Israel [a #poultry #outbreak].

Subject: Avian Influenza, H5N8 subtype, epizootic in poultry, Israel.

Source: OIE, full page: (LINK).

Code: [     ]

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Highly pathogenic avian influenza H5N8, Israel

Information received on 13/11/2016 from Dr Nadav Galon, Director, Veterinary Services and Animal Health, Ministry of Agriculture and Rural Development, BET DAGAN, Israel

  • Summary
    • Report type Immediate notification
    • Date of start of the event 09/11/2016
    • Date of confirmation of the event 13/11/2016
    • Report date 13/11/2016
    • Date submitted to OIE 13/11/2016
    • Reason for notification New strain of a listed disease in the country
    • Causal agent Highly pathogenic avian influenza virus
    • Serotype H5N8
    • Nature of diagnosis Clinical, Laboratory (advanced)
    • This event pertains to a defined zone within the country
  • New outbreaks (1)
    • Outbreak 1 (HEFZI-BAH) - HEFZI-BAH, Yizreel, HAZAFON
      • Date of start of the outbreak 09/11/2016
      • Outbreak status Continuing (or date resolved not provided)
      • Epidemiological unit Farm
      • Affected animals: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
        • Birds – 34500 – 1800 – 1500 – 0 – 0
          • Affected population: 21 weeks old heavy breeders. 4 pens. One pen only (containing 5,200 birds) was affected. All the dead birds were found in this affected pen.
    • Summary of outbreaks
      • Total outbreaks: 1
        • Total animals affected: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
          • Birds – 34500 – 1800 – 1500 – 0 – 0
        • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
          • Birds - 5.22% - 4.35% - 83.33% - 4.35%
            • *Removed from the susceptible population through death, destruction and/or slaughter
  • Epidemiology
    • Source of the outbreak(s) or origin of infection
      • Contact with wild species
  • Epidemiological comments
    • Israel is on the migration route of wild birds coming from Europe to Africa.
    • The migration is ongoing and this virus strain probably arrived from Europe with migrating birds.
    • The farm is located in an aquaculture area with multiple fish ponds, attracting migrating birds.
  • Control measures
    • Measures applied
      • Movement control inside the country
      • Quarantine
      • Surveillance within containment and/or protection zone
      • Zoning
      • Vaccination prohibited
      • No treatment of affected animals
    • Measures to be applied
      • Screening
      • Disinfection / Disinfestation
      • Surveillance outside containment and/or protection zone
      • Stamping out
      • Official disposal of carcasses, by-products and waste
  • Diagnostic test results
    • Laboratory name and type – Species – Test - Test date – Result
      • Kimron Veterinary Institute, Avian Diseases Division (National laboratory) – Birds - pathogen isolation by egg inoculation – Pending
      • Kimron Veterinary Institute, Avian Diseases Division National laboratory)  - Birds - real-time PCR - 13/11/2016 – Positive
  • Future Reporting
    • The event is continuing. Weekly follow-up reports will be submitted.

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Keywords: OIE; Updates; H5N8; Avian Influenza; Poultry; Israel.

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