OIE: Highly pathogenic avian influenza, Iran

Information received on 05/01/2019 from Dr Alireza Rafiepoor, Head of Iran Veterinary Organization (IVO), Iran Veterinary Organization (IVO), Ministry of Jihad-e-Agriculture, Tehran, Iran
Summary
Report type Immediate notification
Date of start of the event 24/12/2018
Date of confirmation of the event 24/12/2018
Report date 05/01/2019
Date submitted to OIE 05/01/2019
Reason for notification Recurrence of a listed disease
Date of previous occurrence 30/01/2017
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N8
Nature of diagnosis Clinical, Laboratory (basic), Necropsy
This event pertains to a defined zone within the country
New outbreaks (2)
Outbreak 1 Bala Langor, Mazandaran
Date of start of the outbreak 24/12/2018
Outbreak status Resolved (25/12/2018)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 1400 1000 400 1000 0
Affected population Duck
Outbreak 2 Nor joje, Mazandaran
Date of start of the outbreak 25/12/2018
Outbreak status Resolved (27/12/2018)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 35660 35260 394 35266 0
Affected population Broiler breeders
Summary of outbreaks Total outbreaks: 2
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 37060 36260 794 36266 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 97.84% 2.14% 2.19% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments 1 - The event was reported based on Iran Veterinary Organization HPAI Epidemio-surveillance Program 2 - The aim is to close the event, in protection zone and surveillance zone trace back & trace forward activities are ongoing.
Control measures
Measures applied
  • Screening
  • Quarantine
  • Official disposal of carcasses, by-products and waste
  • Stamping out
  • Disinfection
  • Vaccination permitted (if a vaccine exists)
  • No treatment of affected animals
Measures to be applied
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Zoning
Diagnostic test results
Laboratory name and type Species Test Test date Result
Provincial Veterinary Laboratory of Mazandaran (Local laboratory) Birds real-time PCR 24/12/2018 Positive
Central Veterinary Laboratory of Iran Veterinary Organization (National laboratory) Birds real-time PCR 28/12/2018 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.