Summary
Report type: Immediate notification
Date of start of the event: 1 Mar 2021
Date of confirmation of the event: 7 Mar 2021
Reason for notification: Recurrence of a listed disease
Date of previous occurrence: 22 Dec 2020
Manifestation of disease: Clinical disease
Causal agent: Highly pathogenic avian influenza virus
Serotype: H5N8
Nature of diagnosis: Laboratory (advanced)
This event pertains to a defined zone within the country.

New outbreaks (1)
Summary of outbreaks:
Total outbreaks: 1
Outbreak location: Morahalom, Szeged, Csongrad
Date of start of the outbreak: 2 Mar 2021
Outbreak status: resolved 3 Mar 2021
Epidemiological unit: farm
Affected animals:
Species / Susceptible / Cases / Deaths / Killed and disposed of /
Slaughtered-Killed for commercial use / Vaccinated
Mute swan (_Cygnus olor_): Anatidae-Anseriformes / - / 2 / 2 / - / - /
-

Epidemiology
Source of the outbreak(s) or origin of infection: Unknown or
inconclusive

Diagnostic test results
Laboratory name and type: Veterinary Diagnostic Directorate (national
laboratory)
Species / Test / Test date / Result
Mute Swan / Real-time polymerase chain reaction (real-time PCR) / 8
Mar 2021 / Positive
Mute Swan / Gene sequencing / 8 Mar 2021 / Positive

Future reporting
The event is continuing. Weekly follow-up reports will be submitted.