Information received on 26/01/2021 from Dr Ali Safar Maken Ali, Head, Iran Veterinary Organization (IVO), Ministry of Jihad-e- Agriculture, Tehran, Iran
Summary
Report type
Follow-up report No. 2
Date of start of the event
05/12/2020
Date of confirmation of the event
06/12/2020
Report date
26/01/2021
Date submitted to OIE
26/01/2021
Reason for notification
Recurrence of a listed disease
Date of previous occurrence
28/01/2020
Manifestation of disease
Clinical disease
Causal agent
Highly pathogenic influenza virus
Serotype
H5N8
Nature of diagnosis
Clinical, Laboratory (basic), Laboratory (advanced), Necropsy
This event pertains to
the whole country
Related reports
Immediate notification (15/12/2020)
Follow-up report No. 1 (12/01/2021)
Follow-up report No. 2 (26/01/2021)
New outbreaks (6)

Outbreak 1
BIRJAND, FARDBAF, South Khorasan
Date of start of the outbreak
01/01/2021
Outbreak status
Resolved (03/01/2021)
Epidemiological unit
Farm
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
84470
84470
400
84070
0
Affected population
Laying hens
Outbreak 2
KHOUSF, ABDOULAHI, South Khorasan
Date of start of the outbreak
03/01/2021
Outbreak status
Resolved (05/01/2021)
Epidemiological unit
Farm
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
27000
27000
300
26700
0
Affected population
Laying hens
Outbreak 3
BIRJAND, JONUBE- KHORADAN , South Khorasan
Date of start of the outbreak
07/01/2021
Outbreak status
Resolved (10/01/2021)
Epidemiological unit
Farm
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
105480
105480
200
105280
0
Affected population
Broiler Chicken
Outbreak 4
KHOUSF, AMINI, South Khorasan
Date of start of the outbreak
08/01/2021
Outbreak status
Resolved (09/01/2021)
Epidemiological unit
Farm
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
12040
12040
300
11740
0
Affected population
Laying hens
Outbreak 5
BIRJAND, MAHMUDI, South Khorasan
Date of start of the outbreak
10/01/2021
Outbreak status
Resolved (10/01/2021)
Epidemiological unit
Farm
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
2179
2179
80
2099
0
Affected population
turkey
Outbreak 6
PARVIN, South Khorasan
Date of start of the outbreak
12/01/2021
Outbreak status
Resolved (12/01/2021)
Epidemiological unit
Farm
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
38250
38250
200
38050
0
Affected population
Laying hens
Summary of outbreaks
Total outbreaks: 6
Total animals affected
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
269419
269419
1480
267939
0
Outbreak statistics
Species
Apparent morbidity rate
Apparent mortality rate
Apparent case fatality rate
Proportion susceptible animals lost*
Birds
100.00%
0.55%
0.55%
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 the protection zone and surveillance zone trace back and trace forward activities are ongoing.

Control measures
Measures applied
Screening
Quarantine
Official disposal of carcasses, by-products and waste
Stamping out
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 Khorasan Razavi (Local laboratory)
Birds
real-time PCR
01/01/2021
Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.