Equine influenza,
Italy
Information received on 07/05/2019 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
Summary
Report type Immediate notification
Date of start of the event 04/02/2019
Date of confirmation of the event 15/02/2019
Report date 07/05/2019
Date submitted to OIE 07/05/2019
Reason for notification Recurrence of a listed disease
Date of previous occurrence 1999
Manifestation of disease Clinical disease
Causal agent Equine influenza A virus
Serotype Pending
Nature of diagnosis Clinical, Laboratory (basic)
This event pertains to a defined zone within the country
Related reports Immediate notification (07/05/2019)
Follow-up report No. 1 (24/05/2019)
New outbreaks (3)
Outbreak 1 (EI_02_CB_2019) San Martino in Pensilis, CAMPOBASSO, Molise
Date of start of the outbreak 04/02/2019
Outbreak status Resolved (01/03/2019)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 12 12
Outbreak 2 (EI_03_CB_2019) Campomarino, CAMPOBASSO, Molise
Date of start of the outbreak 04/02/2019
Outbreak status Resolved (01/03/2019)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 1 1
Outbreak 3 (EI_01_CB_2019) Termoli, CAMPOBASSO, Molise
Date of start of the outbreak 04/02/2019
Outbreak status Resolved (01/03/2019)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 2 1
Summary of outbreaks Total outbreaks: 3
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 15 14
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Equidae 93.33% ** ** **
*Removed from the susceptible population through death, destruction and/or slaughter
**Not calculated because of missing information
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
  • Contact with infected animal(s) at grazing/watering
  • Airborne spread
Epidemiological comments The disease probably spread after a gathering of horses during an exhibition. The origin is unknown. Virus typing still ongoing.
Control measures
Measures applied
  • Movement control inside the country
  • Surveillance within containment and/or protection zone
  • Quarantine
  • Disinfection
  • Vaccination permitted (if a vaccine exists)
  • No treatment of affected animals
Measures to be applied
  • Vaccination in response to the outbreak (s)
Diagnostic test results
Laboratory name and type Species Test Test date Result
Experimental Zooprophylactic Institute (IZSLT), Roma (National laboratory) (National laboratory) Equidae real-time PCR 15/02/2019 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations