OIE: High pathogenicity avian influenza viruses (poultry) (infection with H5N8), Philippines

Report type: immediate notification
Started: 28 Feb 2022
Confirmed: 28 Feb 2022
Reported: 23 Mar 2022
Reason for notification: new strain in the country
Causal agent: highly pathogenic avian influenza virus
Serotype: H5N8
Nature of diagnosis: laboratory
This event pertains to a defined zone within the country.

Outbreak location: San Nicolas, Santa Ana, Pampanga
Started: 28 Feb 2022
Epidemiological unit: farm
Total animals affected:
Species / Susceptible / Cases / Deaths / Killed and disposed of /
Slaughtered or killed for commercial use / Vaccinated
Birds / 2730 / 10 / 0 / 2730 / 0 / 0
Affected population: duck farm

Source of the outbreak(s) or origin of infection: unknown or

Control measures applied in domestic: zoning, surveillance within the
restricted zone, surveillance outside the restricted zone, stamping
out, screening, quarantine, movement control, disinfection

Control measures to be applied in wild: surveillance outside the
restricted zone; surveillance within the restricted zone

Diagnostic test results
Laboratory name and type / Species / Outbreaks / Test / Test date /
Animal Disease Diagnosis and Reference Laboratory (national
laboratory) / birds / 1 / reverse transcription-polymerase chain
reaction (RT-PCR) / 28 Feb 2022 / positive