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2019-8-25 23:11:38


OIE: Equine influenza, Italy
submited by kickingbird at May, 25, 2019 13:18 PM from OIE

Summary
Report type Follow-up report No. 1
Date of start of the event 04/02/2019
Date of confirmation of the event 15/02/2019
Report date 24/05/2019
Date submitted to OIE 24/05/2019
Reason for notification Recurrence of a listed disease
Date of previous occurrence 1999
Manifestation of disease Clinical disease
Causal agent A/Equus caballus/Pas-de-Calais/1_2018
Serotype H3N8
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 (2)
Outbreak 1 (EI_05_BS_2019) Calvagese della Riviera, BRESCIA, Lombardia
Date of start of the outbreak 18/04/2019
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 52 5
Affected population 5 nasal swabs gave positive result for RNA using PCR real-time technique.One sample taken from allantoic fluid of a foal resulted RNA positive. The amplification of this latter sample related to NA gene gave the following result:sequence identity of 100% and query cover 84% corresponding to :A/Equus caballus/Pas-de-Calais/2018, H3N8 Florida Clade 1
Outbreak 2 (EI_04_BG_2019) Isso, BERGAMO, Lombardia
Date of start of the outbreak 20/04/2019
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 10 1
Summary of outbreaks Total outbreaks: 2
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Equidae 62 6
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Equidae 9.68% ** ** **
*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
  • Introduction of new live animals
Control measures
Measures applied
  • Movement control inside the country
  • Surveillance within containment and/or protection zone
  • Screening
  • Traceability
  • Quarantine
  • 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 (IZSLT), Roma (National laboratory) Equidae polymerase chain reaction (PCR) 29/04/2019 Positive
Experimental Zooprophylactic Institute (IZSLT), Roma (National laboratory) Equidae real-time PCR 29/04/2019 Positive
Experimental Zooprophylactic Institute (IZSLT), Roma (National laboratory) Equidae real-time PCR 20/05/2019 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
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