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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 #H5N1, #Nigeria [two #poultry #outbreaks] (#OIE, Nov. 28 ‘16)

 

Title: Highly pathogenic #avian #influenza #H5N1, #Nigeria [two #poultry #outbreaks].

Subject: Avian Influenza, H5N1 subtype, poultry epizootic in Nigeria.

Source: OIE, full page: (LINK).

Code: [     ]

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Highly pathogenic avian influenza H5N1, Nigeria

Information received on 28/11/2016 from Dr Gideon Mbursa Mshelbwala, Director, Veterinary Services, Federal Ministry of Agriculture and Rural Development, ABUJA, Nigeria

  • Summary
    • Report type Follow-up report No. 43
    • Date of start of the event 02/01/2015
    • Date of confirmation of the event 08/01/2015
    • Report date 28/11/2016
    • Date submitted to OIE 28/11/2016
    • Reason for notification Reoccurrence of a listed disease
    • Date of previous occurrence 27/07/2008
    • Manifestation of disease Clinical disease
    • Causal agent Highly pathogenic avian influenza virus
    • Serotype H5N1
    • Nature of diagnosis Clinical, Laboratory (advanced)
    • This event pertains to the whole country
    • Related reports
      • Immediate notification (09/01/2015) / Follow-up report No. 1 (16/01/2015) / Follow-up report No. 2 (23/01/2015) / Follow-up report No. 3 (02/02/2015) / Follow-up report No. 4 (19/02/2015) / Follow-up report No. 5 (02/03/2015) / Follow-up report No. 6 (13/05/2015) / Follow-up report No. 7 (22/06/2015) / Follow-up report No. 8 (07/07/2015) / Follow-up report No. 9 (04/08/2015) / Follow-up report No. 10 (26/08/2015) / Follow-up report No. 11 (14/09/2015) / Follow-up report No. 12 (19/09/2015) / Follow-up report No. 13 (08/10/2015) / Follow-up report No. 14 (16/11/2015) / Follow-up report No. 15 (15/12/2015) / Follow-up report No. 16 (04/01/2016) / Follow-up report No. 17 (11/01/2016) / Follow-up report No. 18 (13/01/2016) / Follow-up report No. 19 (19/01/2016) / Follow-up report No. 20 (21/01/2016) / Follow-up report No. 21 (25/01/2016) / Follow-up report No. 22 (26/01/2016) / Follow-up report No. 23 (02/02/2016) / Follow-up report No. 24 (04/02/2016) / Follow-up report No. 25 (08/02/2016) / Follow-up report No. 26 (09/02/2016) / Follow-up report No. 27 (11/02/2016) / Follow-up report No. 28 (15/02/2016) / Follow-up report No. 29 (17/02/2016) / Follow-up report No. 30 (22/02/2016) / Follow-up report No. 31 (29/02/2016) / Follow-up report No. 32 (04/03/2016) / Follow-up report No. 33 (07/03/2016) / Follow-up report No. 34 (08/03/2016) / Follow-up report No. 35 (14/03/2016) / Follow-up report No. 36 (20/03/2016) / Follow-up report No. 37 (29/03/2016) / Follow-up report No. 38 (03/04/2016) / Follow-up report No. 39 (06/06/2016) / Follow-up report No. 40 (09/06/2016) / Follow-up report No. 41 (27/09/2016) / Follow-up report No. 42 (09/11/2016) / Follow-up report No. 43 (28/11/2016)
  • New outbreaks (2)
    • Outbreak 1 - Toro, Toro, BAUCHI
      • Date of start of the outbreak 21/11/2016
      • Outbreak status Resolved (24/11/2016)
      • Epidemiological unit Farm
      • Affected animals: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
        • Birds – 514 – 274 – 274 – 240 – 0
          • Affected population Layers and cocks of unknown age
    • Outbreak 2 - Kumbotso, Kumbotso, KANO
      • Date of start of the outbreak 23/11/2016
      • Outbreak status Resolved (26/11/2016)
      • Epidemiological unit Backyard
      • Affected animals: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
        • Birds – 431 – 33 – 33 – 398 – 0
          • Affected population Mixture of local chickens, geese and guinea fowls of unknown age.
    • Summary of outbreaks
      • Total outbreaks: 2
        • Total animals affected: Species – Susceptible – Cases – Deaths – Destroyed – Slaughtered
          • Birds – 945 – 307 – 307 – 638 – 0
        • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
          • Birds - 32.49% - 32.49% - 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
    • Different species of birds are kept within the same environment.
  • Control measures
    • Measures applied
      • Movement control inside the country
      • Disinfection / Disinfestation
      • Quarantine
      • Surveillance outside containment and/or protection zone
      • Stamping out
      • Official destruction of animal products
      • Vaccination prohibited
      • No treatment of affected animals
    • Measures to be applied
      • Traceability
  • Diagnostic test results
    • Laboratory name and type – Species – Test - Test date – Result
      • National Veterinary Research Institute, Vom (Regional Reference Laboratory) – Birds - reverse transcription - polymerase chain reaction (RT-PCR) - 24/11/2016 – Positive
      • National Veterinary Research Institute, Vom (Regional Reference Laboratory) – Birds - reverse transcription - polymerase chain reaction (RT-PCR)  - 26/11/2016 – Positive
  • Future Reporting
    • The event is continuing. Weekly follow-up reports will be submitted.

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Keywords: OIE; Updates; H5N1; Avian Influenza; Poultry; Nigeria.

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