Low pathogenic avian influenza (poultry),
Information received on 22/06/2020 from Dr Silvio Borrello, Chief Veterinary Officer, Food Safety and Collegial Bodies for Health Protection, Ministère de la Santé, Department for Veterinary Public Health, Rome, Italy
Report type Immediate notification
Date of start of the event 15/06/2020
Date of confirmation of the event 16/06/2020
Report date 22/06/2020
Date submitted to OIE 22/06/2020
Date event resolved 20/06/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 24/04/2020
Manifestation of disease Clinical disease
Causal agent Low pathogenic avian influenza virus
Serotype H5N3
Nature of diagnosis Clinical, Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (22/06/2020)
Follow-up report No. 1 (24/06/2020)
New outbreaks (1)
Outbreak 1 (LPAI 1_2020_MN) Suzzara, Mantova, Lombardia
Date of start of the outbreak 15/06/2020
Outbreak status Resolved (20/06/2020)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 132 4 0 132 0
Affected population The positivity concerns an ostrich farm located in the municipality of Suzzara, in the Province of Mantova. On 20 June 2020, all the animals present were killed and destroyed. The animals present were 132 and cases 4.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 132 4 0 132 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 3.03% 0.00% 0.00% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Control measures
Measures applied
  • Disinfection
  • Stamping out
  • Official disposal of carcasses, by-products and waste
  • Traceability
  • Surveillance within containment and/or protection zone
  • Vaccination permitted (if a vaccine exists)
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
Experimental Zooprophylactic Institute (IZS), Venezie - Padova (National laboratory) Birds haemagglutination inhibition test (HIT) 16/06/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations