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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...

28 Nov 2016

Highly pathogenic #avian #influenza #H5N8, #Iran [a #poultry #outbreak] (#OIE, Nov. 28 ‘16)

 

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

Subject: Avian Influenza, H5N8 subtype, a poultry epizootic in Iran.

Source: OIE, full page: (LINK).

Code: [     ]

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Highly pathogenic avian influenza H5N8, Iran

Information received on 26/11/2016 from Dr Mehdi Khalaj, Head of IVO, Iran Veterinary Organization (IVO), Iran Veterinary Organization, Ministry of Jihad-e-Agriculture, Tehran, Iran

  • Summary
    • Report type Follow-up report No. 1
    • Date of start of the event 14/11/2016
    • Date of confirmation of the event 19/11/2016
    • Report date 26/11/2016
    • Date submitted to OIE 26/11/2016
    • 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 (basic), Laboratory (advanced), Necropsy
    • This event pertains to the whole country
    • Related reports
      • Immediate notification (21/11/2016) / Follow-up report No. 1 (26/11/2016)
  • New outbreaks (1)
    • Outbreak 1 - Sad-o-dah Farm, Amirabad Tavanbakhshi, Malard, TEHRAN
      • Date of start of the outbreak 22/11/2016
      • Outbreak status Resolved (25/11/2016)
      • Epidemiological unit Farm
      • Affected animals: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
        • Birds – 26873 – 13436 – 1401 – 25472 – 0
          • Affected population Commercial layers
    • Summary of outbreaks
      • Total outbreaks: 1
        • Total animals affected: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
          • Birds – 26873 – 13436 – 1401 – 25472 – 0
        • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
          • Birds - 50.00% - 5.21% - 10.43% - 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
    • 1- The event was reported according to the Iran Passive surveillance in place
    • 2- A post outbreak investigation to trace the source of infection is ongoing to detect the probable spread and circulation of this subtype.
    • 3- Active surveillance is ongoing.
    • 4. To reduce the poultry population at risk, 155,000 birds in farms located within a one-kilometre radius of the affected farms have been slaughtered after confirming to be negative to highly pathogenic avian influenza.
  • Control measures
    • Measures applied
      • Screening
      • Disinfection / Disinfestation
      • Quarantine
      • Stamping out
      • Official disposal of carcasses, by-products and waste
      • Surveillance within containment and/or protection zone
      • Control of wildlife reservoirs
      • Zoning
      • Vaccination prohibited
      • No treatment of affected animals
    • Measures to be applied
      • Surveillance outside containment and/or protection zone
  • Future Reporting
    • The event is continuing. Weekly follow-up reports will be submitted.

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

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