Iran - 2 new outbreaks of highly pathogenic avian influenza H5N8 in birds in village and farm, Mazandaran (OIE, January 05, 2019)

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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.

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http://www.oie.int/wahis_2/public/wahid.php/Reviewreport/Review?page_refer=MapFullEventReport&reportid=29123