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31 May 2017

Highly pathogenic #avian #influenza #H5, #DRC [three #poultry #outbreaks] (#OIE, May 31 ‘17)


Title: Highly pathogenic #avian #influenza #H5, #DRC [three #poultry #outbreaks].

Subject: Avian Influenza, H5Nx subtype, poultry epizootics in the Democratic Republic of Congo.

Source: OIE, full page: (LINK).

Code: [     ]

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Highly pathogenic avian influenza H5, Congo (Dem. Rep. of the)

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Information received on 26/05/2017 from Mr Honoré Robert N'Lemba Mabela, Directeur et Chef de service, Service de la Production & de la Santé Animale, Ministère de l'Agriculture, Pêche et Elevage , KINSHASA, Congo (Dem. Rep. of the)

  • Summary
    • Report type    Immediate notification
    • Date of start of the event    25/04/2017
    • Date of confirmation of the event    24/05/2017
    • Report date    26/05/2017
    • Date submitted to OIE    26/05/2017
    • Reason for notification    First occurrence of a listed disease in the country
    • Causal agent    Highly pathogenic avian influenza virus
    • Serotype    H5
    • Nature of diagnosis    Laboratory (advanced)
    • This event pertains to    a defined zone within the country
  • New outbreaks (3)
    • Outbreak 1    - Kafe, DJUGU, ITURI
      • Date of start of the outbreak    25/04/2017
      • Outbreak status    Continuing (or date resolved not provided)
      • Epidemiological unit    Village
      • Affected animals: Species    - Susceptible    - Cases    - Deaths    - Killed and disposed of – Slaughtered
        • Birds    - 6573    - 6569    - 6558    - 10    - 1
          • Affected population  -  Males and females of all ages
    • Outbreak 2    - Joo, DJUGU, ITURI
      • Date of start of the outbreak    25/04/2017
      • Outbreak status    Continuing (or date resolved not provided)
      • Epidemiological unit    Village
      • Affected animals: Species    - Susceptible    - Cases    - Deaths    - Killed and disposed of – Slaughtered
        • Birds    - 8148    - 6998    - 6031    - 0    - 0
          • Affected population    - Males and females of all ages
    • Outbreak 3    - Tchomia, DJUGU, ITURI
      • Date of start of the outbreak    25/04/2017
      • Outbreak status    Continuing (or date resolved not provided)
      • Epidemiological unit    Village
      • Affected animals: Species    - Susceptible    - Cases    - Deaths    - Killed and disposed of – Slaughtered
        • Birds    - 6215    - 2218    - 167    - 0    - 0
          • Affected population    - Males and females of all ages
  • Summary of outbreaks   
    • Total outbreaks: 3
      • Total animals affected: Species    - Susceptible    - Cases    - Deaths    - Killed and disposed of – Slaughtered
        • Birds    - 20936    - 15785    - 12756    - 10    - 1
      • Outbreak statistics: Species    - Apparent morbidity rate    - Apparent mortality rate    - Apparent case fatality rate     - Proportion susceptible animals lost*
        • Birds    - 75.40%    - 60.93%    - 80.81%    - 60.98%
          • *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   
    • Ducks are mostly raised in these localities near Lake Albert.
    • Mortality has been higher in ducks than in hens.
    • Positive samples have been taken on 21 ducks and one hen.
    • Quantitative information provided concerns the ducks.
    • H5N8 avian influenza virus is present in the neighbouring country Uganda.
    • Dense trade exchanges, mainly of poultry and poultry products, between the Democratic Republic of Congo and Uganda should not be overlooked.
    • Duck mortality is high in Joo and Kafe.
    • Surveillance has been reinforced in the containment zone to prevent the spread of the disease to the other Ituri territories.
    • Other investigations are planned shortly in other territories of the province.
  • Control measures
    • Measures applied   
      • Movement control inside the country
      • Surveillance within containment and/or protection zone
      • Quarantine
      • Zoning
      • Vaccination prohibited
      • No treatment of affected animals
    • Measures to be applied   
      • Surveillance outside containment and/or protection zone
      • Stamping out
      • Disinfection
  • Diagnostic test results
    • Laboratory name and type    - Species    - Test    - Test date    - Result
      • Central veterinary laboratory of Kinshasa (National laboratory)    - Birds    - real-time reverse transcriptase/polymerase chain reaction (RRT-PCR)    - 24/05/2017    - Positive
  • Future Reporting
    • The event is continuing. Weekly follow-up reports will be submitted.


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Keywords: OIE; Updates; Avian Influenza; H5Nx ; Poultry; RDC.

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