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Highly pathogenic avian influenza, Korea (Dem. People's Rep.)
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Information received on 13/05/2013 from Mr Ri Kyong Gun, Director of the Veterinary and, Ministry of Agriculture,
Anti-Epizootic Department, PYONGYANG, Korea (Dem. People's Rep.)
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Summary
Report type |
Immediate notification |
Date of start of the event |
19/04/2013 |
Date of confirmation of the event |
02/05/2013 |
Report date |
13/05/2013 |
Date submitted to OIE |
13/05/2013 |
Date event resolved |
09/05/2013 |
Reason for notification |
New strain of a listed disease |
Manifestation of disease |
Clinical disease |
Causal agent |
Highly pathogenic avian influenza virus |
Serotype |
H5N1 |
Nature of diagnosis |
Clinical, Laboratory (advanced) |
This event pertains to |
the whole country |
Related reports |
Immediate notification (13/05/2013)
Follow-up report No. 1 (22/05/2013)
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Outbreak 1 |
Tudan Duck Factory, Rakrang, P'Yongyang-Si |
Date of start of the outbreak |
19/04/2013 |
Outbreak status |
Resolved (09/05/2013) |
Epidemiological unit |
Farm |
Affected animals |
Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
Birds |
226000 |
166000 |
44000 |
122000 |
0 |
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Affected population |
Ducks in one of the 20 cages showed clinical signs on 19 April 2013 but recovered 3-4 days later. As mortality increased, samples were sent to the Central Veterinary Station on 2 May 2013.
In total, one adult cage, 12 fattening cages and 7 duckling cages were infected. More than 2,000 adult ducks, 42,000 fattening ducks and 120,000 ducklings younger than 20 days were dead or killed. |
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Summary of outbreaks |
Total outbreaks: 1 |
Total animals affected |
Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
Birds |
226000 |
166000 |
44000 |
122000 |
0 |
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Outbreak statistics |
Species |
Apparent morbidity rate |
Apparent mortality rate |
Apparent case fatality rate |
Proportion susceptible animals lost* |
Birds |
73.45% |
19.47% |
26.51% |
73.45% |
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*Removed from the susceptible population through death, destruction and/or slaughter |
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Epidemiology
Source of the outbreak(s) or origin of infection |
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Unknown or inconclusive
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Contact with wild species
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Control measures
Measures applied |
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Movement control inside the country
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Screening
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Disinfection / Disinfestation
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Quarantine
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Stamping out
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Vaccination permitted (if a vaccine exists)
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No treatment of affected animals
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Measures to be applied |
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Diagnostic test results
Laboratory name and type |
Species |
Test |
Test date |
Result |
Central Veterinary Station (National laboratory) |
Birds |
pathogen isolation by egg inoculation |
02/05/2013 |
Positive |
Veterinary Institute of the Academy of Agricultural Sciences (National laboratory) |
Birds |
reverse transcription - polymerase chain reaction (RT-PCR) |
07/05/2013 |
Positive |
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Future Reporting
The event is continuing. Weekly follow-up reports will be submitted. |
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Map of outbreak locations
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