OIE: Highly pathogenic avian influenza(H5N6) ,Hong Kong (SAR

OIE: Highly pathogenic avian influenza(H5N6) ,Hong Kong (SAR - PRC)
submited by kickingbird at Feb, 21, 2016 16:20 PM from OIE

Information received on 19/02/2016 from Dr Thomas Sit, Chief Veterinary Officer / Assistant Director (Inspection & Quarantine), Agriculture, Fisheries and Conservation Department, Hong Kong Special Administrative Region Government, Hong Kong , Hong Kong (SAR - PRC)

Summary

Report type	Immediate notification (Final report)
Date of start of the event	14/02/2016
Date of confirmation of the event	19/02/2016
Report date	19/02/2016
Date submitted to OIE	19/02/2016
Date event resolved	14/02/2016
Reason for notification	Reoccurrence of a listed disease
Date of previous occurrence	31/12/2015
Manifestation of disease	Clinical disease
Causal agent	Highly pathogenic avian influenza virus
Serotype	H5N6
Nature of diagnosis	Laboratory (advanced)
This event pertains to	the whole country

New outbreaks

Summary of outbreaks

Total outbreaks: 1

Outbreak Location

HONG KONG ( Beach near Tin Hau Temple, Lung Kwu Tan, Tuen Mun )

Total animals affected

Species	Susceptible	Cases	Deaths	Destroyed	Slaughtered
Birds		4	4	0	0

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	**	**	100.00%	**

* Removed from the susceptible population through death, destruction and/or slaughter;
** Not calculated because of missing information;

Epidemiology

Source of the outbreak(s) or origin of infection	Unknown or inconclusive
Epidemiological comments	An intensive surveillance system is in place for all poultry farms, poultry markets and pet bird shops in Hong Kong. Four wash ashore chicken carcases were collected in our on ongoing surveillance program on wild birds, with one of them tested H5N6 positive. No spread of disease was evident. The date of end of the outbreak is the same as the date the bird was found (14 February 2016).

Control measures

Measures applied	Screening Disinfection / Disinfestation No vaccination No treatment of affected animals
Measures to be applied	No other measures

Diagnostic test results

Laboratory name and type

Tai Lung Veterinary Laboratory, Agriculture, Fisheries & Conservation Department ( National laboratory )

Tests and results

Species	Test	Test date	Result
Birds	virus isolation	19/02/2016	Positive

Laboratory name and type

Centre of Influenza Research, School of Public Health, Li Ka Shing Faculty of Medicine, University of Hong Kong ( Regional Reference Laboratory )

Tests and results

Species

Test

Test date