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BENIN, OIE UPDATE, FOLLOW-UP No. 2

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  • BENIN, OIE UPDATE, FOLLOW-UP No. 2

    [AVIAN INFLUENZA, POULTRY, BENIN, OIE, UPDATES] Highly pathogenic avian influenza, Benin

    Information received on 31/12/2007 from Dr Christophe B. MONSIA, Directeur de l'élevage, Direction de l'élevage, Ministère de l’Agriculture, de l’Elevage et de la Pêche, COTONOU, Benin

    Summary

    Report type *Follow-up report No. 2
    Start date *07/11/2007
    Date of confirmation of event *05/12/2007
    Report date **31/12/2007
    Date submitted to OIE **31/12/2007
    Reason for notification *First occurrence of a listed disease
    Manifestation of disease *Clinical disease
    Causal agent *Highly pathogenic avian influenza virus
    Serotype H5N1
    Nature of diagnosis *Suspicion, *Clinical, *Laboratory (basic), *Laboratory (advanced), *Necropsy
    Report pertains to *Entire country
    Related reports Immediate notification (05/12/2007)
    Follow-up report No. 1 (17/12/2007)
    Follow-up report No. 2 (31/12/2007)

    New outbreaks
    *Outbreak 1 - DOGLA, DANGBO, DANGBO, DANGBO
    Date of start of outbreak *15/12/2007
    Outbreak status *Continuing (or date resolved not submitted)
    Epidemiological unit *Village
    Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
    *Birds - 87 - 9 - 9 - 0 - 78
    Affected population a traditionally reared flock including 59 chickens of local breed, 34 ducks and 3 turkeys. Deaths were only observed in chickens.

    *Outbreak 2 - AKONABOE-ZEBE, AKONABOE, PORTO-NOVO, PORTO NOVO
    Date of start of outbreak *11/12/2007
    Outbreak status *Continuing (or date resolved not submitted)
    Epidemiological unit *Village
    Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
    *Birds - 123 - 16 - 16 - 0 - 107
    Affected population a traditionally reared flock including 47 chickens of local breed, 25 ducks, 17 guinea fowls and 34 turkeys. Deaths were mostly observed in turkeys (10) and ducks (6). The diagnosis was made by rapid test.

    Summary of outbreaks Total outbreaks: 2
    Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
    *Birds - 210 - 25 - 25 - 0 - 185

    Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible removed*
    *Birds - 11.90% - 11.90% - 100.00% - 100.00%
    * Removed from the susceptible population either through death, destruction or slaughter

    Epidemiology
    Source of infection Introduction of new live animals
    Illegal movement of animals
    Epidemiological comments. The outbreaks at Dogla and Akonaboe-Zebe originate probably from the outbreak of Akpro-Misserete. No other outbreaks have been observed in Cotonou since 4 December 2007. 2,508 birds of all species have been slaughtered.
    In Adjara, no new outbreaks have been observed either since 4 December 2007. 11,427 birds have been slaughtered until 30 December 2007 and stamping out will continue to be applied.

    Control measures
    Measures already applied Quarantine
    Movement control inside the country
    Screening
    Disinfection of infected premises/establishment(s)
    Dipping / Spraying
    Modified stamping out
    Vaccination permitted
    No treatment of affected animals
    Measures to be applied Vaccination in response to the outbreak (s)
    -
    http://www.oie.int/wahid-prod/public...&reportid=6638
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