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2022-8-16 9:26:31


OIE: Highly pathogenic avian influenza (H5N1), Mali
submited by kickingbird at Apr, 19, 2021 8:49 AM from OIE

General information
Report type: Immediate notification
Date of start of the event: 12 Mar 2021
Date of confirmation of the event: 1 Apr 2021
Reason for notification: 1st occurrence of the disease in the country
Manifestation of disease: Clinical disease
Causal agent: Highly pathogenic avian influenza virus
Serotype: H5N1
Nature of diagnosis: Clinical, laboratory
This event pertains to the whole country.

Outbreaks (3)
Outbreak location 1: Hamdallaye, Sikasso
Date of start of the outbreak: 23 Mar 2021
Ended on: 9 Apr 2021
Epidemiological unit: Farm
Total animals affected:
Species / Susceptible / Cases / Deaths / Killed and disposed of /
Slaughtered or killed for commercial use / Vaccinated
Birds / 40 000 / 30 000 / 30 000 / 10 000 / 0 / 0
Affected population: 7-month-old layers

Outbreak location 2: Babougouu, Kati, Koulikoro
Date of start of the outbreak: 18 Mar 2021
Ended on: 4 Apr 2021
Epidemiological unit: Farm
Total animals affected:
Species / Susceptible / Cases / Deaths / Killed and disposed of /
Slaughtered or killed for commercial use / Vaccinated
Birds / 10 000 / 9800 / 9800 / 200 / 0 / 0
Affected population: 3 flocks of layers aged 9, 12, and 15 months,
respectively

Outbreak location 3: Bamako, Kalban-Coro, Bamako
Date of start of the outbreak: 13 Mar 2021
Ended on: 5 Apr 2021
Epidemiological unit: Backyard
Total animals affected:
Species / Susceptible / Cases / Deaths / Killed and disposed of /
Slaughtered or killed for commercial use / Vaccinated
Birds / 150 / 60 / 60 / 90 / 0 / 0
Affected population: Exotic chickens raised with geese, ducks and
turkeys

Epidemiology
Source of the outbreak(s) or origin of infection: Unknown or
inconclusive
Epidemiological comments: The 3 outbreaks have been resolved, but
surveillance in other poultry farms in the country continues with
increased vigilance.

Control measures at event level
Domestic control measures applied: Ante- and post-mortem inspections,
disinfection, stamping out, official disposal of carcasses,
by-products, and waste
Domestic control measures to be applied: Screening, quarantine,
surveillance outside containment and/or protection zone

Diagnostic test results
Laboratory name and type / Species / Outbreaks / Test / Test date /
Result
Central Veterinary Laboratory of Bamako (national laboratory) / Birds
/ 3 / Multiplex reverse transcription-polymerase chain reaction
(RT-PCR multiplex) / 13 Mar-7 Apr 2021 / Positive
See Also: Latest news in those days:

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