Title: Low pathogenic #avian #influenza #H5N2, #USA [a #poultry #outbreak, #Wisconsin].
Subject: Avian Influenza, H5N2 subtype, poultry epizootics in USA.
Source: OIE, full page: (LINK).
Code: [ ]
Low pathogenic avian influenza (poultry) H5N2, United States of America
Information received on 06/03/2017 from Dr John Clifford, Official Delegate, Chief Trade Advisor, Animal and Plant Health Inspection Service, United States Department of Agriculture, Washington, United States of America
- Report type Immediate notification
- Date of start of the event 02/03/2017
- Date of confirmation of the event 04/03/2017
- Report date 06/03/2017
- Date submitted to OIE 06/03/2017
- Reason for notification Reoccurrence of a listed disease
- Date of previous occurrence 2016
- Manifestation of disease Clinical disease
- Causal agent Low pathogenic avian influenza virus
- Serotype H5N2
- Nature of diagnosis Laboratory (advanced)
- This event pertains to a defined zone within the country
- New outbreaks
- Summary of outbreaks
- Total outbreaks: 1
- Outbreak Location - WISCONSIN ( Barron County, Barron )
- Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
- Birds - 84000 - ** – … – … – …
- Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
- Birds - ** - ** - ** - **
- * Removed from the susceptible population through death, destruction and/or slaughter;
- ** Not calculated because of missing information;
- Source of the outbreak(s) or origin of infection
- Unknown or inconclusive
- Epidemiological comments
- The USDA Animal Plant Health Inspection Service (APHIS) and the Wisconsin Department of Agriculture Trade and Consumer Protection are responding to this event.
- Testing of the commercial turkey flock occurred after the birds exhibited signs of depression.
- Samples were submitted for laboratory testing and were confirmed positive for influenza A virus H5N2 LPAI North American wild bird origin.
- Both the HA and NA are distinct from the EA/AM H5N2 clade 188.8.131.52 viruses from 2015.
- The infected premises was quarantined and the turkeys will be depopulated through controlled marketing.
- A comprehensive epidemiological investigation with enhanced surveillance is ongoing.
Keywords: OIE; Updates; Avian Influenza; H5N2 ; Poultry; USA; Wisconsin.