OIE: Low pathogenic avian influenza (poultry), Cambodia

Information received on 22/03/2019 from Dr Sen Sovann, Director General , Ministry of Agriculture, Forestry and Fisheries , General Directorate of Animal Health and Production (GDAHP), Phnom Penh, Cambodia

Summary

Report type	Immediate notification
Date of start of the event	24/02/2018
Date of confirmation of the event	15/02/2019
Report date	22/03/2019
Date submitted to OIE	22/03/2019
Reason for notification	New strain of a listed disease in the country
Causal agent	Low pathogenic avian influenza virus
Serotype	H7N4
Nature of diagnosis	Laboratory (advanced)
This event pertains to	a defined zone within the country

New outbreaks

Summary of outbreaks

Total outbreaks: 3

Outbreak Location

Phnom Penh ( Orussey market, Orussey 1, 7 Makara )
Prey Veng ( Kampong Trobek, Prasat, Kampong Trobek )
Takeo ( Daun Keo market, Rokar Krao, Duan Keo )

Total animals affected

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	300	30	0	30	270

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	10.00%	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

Active surveillance conducted in collaboration between National Animal Health and Production Institute (NAHPRI) of the General Directorate of Animal Health and Production (GDAHP), Institut Pasteur du Cambodge and FAO in live bird markets and other high risk sites has identified multiple H7 low pathogenic virus in 2018.
The susceptible population in each market was more than 100 and the cases were 1-10 per markets.

Control measures

Measures applied	Movement control inside the country Surveillance outside containment and/or protection zone Surveillance within containment and/or protection zone Traceability Zoning Disinfection Slaughter Vaccination prohibited No treatment of affected animals
Measures to be applied	No other measures

Diagnostic test results

Laboratory name and type

Institute Pasteur du Cambodge ( Regional Reference Laboratory )

Tests and results

Species	Test	Test date	Result
Birds	reverse transcription - polymerase chain reaction (RT-PCR)	15/02/2019	Positive

Future Reporting

The event is continuing.