OIE: Low pathogenic avian influenza (poultry), Korea (Rep. of)

OIE: Low pathogenic avian influenza (poultry), Korea (Rep. of)
submited by kickingbird at Dec, 17, 2010 23:50 PM from OIE

Information received on 17/12/2010 from Dr Kiyoon Chang, CVO & Director, Quarantine Policy Division, Food Safety & Consumer Affairs Policy Bureau, MIFAFF (Ministry of Food, Agriculture, Forestry and Fisheries) , Gyeonggi -Do, Korea (Rep. of)

Summary

Report type	Immediate notification
Start date	07/12/2010
Date of first confirmation of the event	16/12/2010
Report date	17/12/2010
Date submitted to OIE	17/12/2010
Reason for notification	Reoccurrence of a listed disease
Date of previous occurrence	17/10/2010
Manifestation of disease	Sub-clinical infection
Causal agent	Low pathogenic avian influenza virus
Serotype	H7N2
Nature of diagnosis	Laboratory (advanced)
This event pertains to	a defined zone within the country

New outbreaks

Summary of outbreaks

Total outbreaks: 1

Location(s)

CHUNGCHEONGNAM-DO (Nohwa-ri, Gyuam-myun, Buyeo-gun)

Total animals affected

Species	Susceptible	Cases	Deaths	Destroyed	Slaughtered
Birds	110	1	0	110	0

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	0.91%	0.00%	0.00%	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

As part of a continuous avian influenza surveillance programme, samples (faeces, laryngo-pharyngeal swab) were collected from a poultry farm on 7 December. HA test result in Chungcheongnam-do Veterinary Research Institute was positive on 16 December. The NVRQS found avian influenza antigen (H7) by PCR on 16 December and confirmed it as low pathogenic avian influenza virus (H7N2) by gene sequencing on 17 December.
Ducks and chickens in the farm were culled on 16 December. There is no other poultry farm within the area of 500m radius from the farm.

Note by the OIE Animal Health Information Department: H5 and H7 avian influenza in its low pathogenic form in poultry is a notifiable disease as per Chapter 10.4. on avian influenza of the Terrestrial Animal Health Code (2010).

Control measures

Measures applied	Stamping out Quarantine Movement control inside the country Screening Zoning Disinfection of infected premises/establishment(s) Vaccination prohibited No treatment of affected animals
Measures to be applied	No other measures

Diagnostic test results

Laboratory name and type

National Veterinary Research and Quarantine Service (NVRQS) (National laboratory)

Tests and results

Species	Test	Test date	Result
Birds	gene sequencing	17/12/2010	Positive
Birds	polymerase chain reaction (PCR)	16/12/2010	Positive

Future Reporting

The event is continuing. Weekly follow-up reports will be submitted.

See Also:

http://www.oie.int

Latest news in those days:

USCDC Confirms Human Cases of H5 Bird Flu Among Colorado Poultry Workers 1 days ago
GISAID: H5N1 Bird Flu Circulating in Dairy Cows in the United States 2 days ago
USCDC: Colorado Reports Three Presumptive Positive H5 Cases in Poultry Workers 4 days ago
USCDC: A(H5N1) Bird Flu Response Update, July 12, 2024 5 days ago
Avian flu: increased vigilance recommended 6 days ago

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