Low pathogenic avian influenza (poultry), United States of America (WAHID Interface - OIE World Animal Health Information Database, April 7 2011, edited)

[Giuseppe]

Low pathogenic avian influenza (poultry), United States of America (WAHID Interface - OIE World Animal Health Information Database, April 7 2011, edited)


[Source: OIE, full page: <cite cite="http://web.oie.int/wahis/public.php?page=single_report&pop=1&reportid=10459 ">WAHID Interface - OIE World Animal Health Information Database</cite>. Extract, edited.]

Low pathogenic avian influenza (poultry), United States of America

Information received on 07/04/2011 from Dr John Clifford, Deputy Administrator, Animal and Plant Health Inspection Service, United States Department of Agriculture, Washington, United States of America

• Summary
  • Report type Follow-up report No. 1
  • Start date 25/03/2011
  • Date of first confirmation of the event 25/03/2011
  • Report date 07/04/2011
  • Date submitted to OIE 07/04/2011
  • Reason for notification Reoccurrence of a listed disease
  • Date of previous occurrence 15/12/2009
  • Manifestation of disease Sub-clinical infection
  • Causal agent Low pathogenic avian influenza virus
  • Serotype H7N3
  • Nature of diagnosis Laboratory (advanced)
  • This event pertains to a defined zone within the country
  • Related reports
    • Immediate notification (29/03/2011)
    • Follow-up report No. 1 (07/04/2011)

• Outbreaks
  • There are no new outbreaks in this report

• Epidemiology
  • Source of the outbreak(s) or origin of infection
    • Unknown or inconclusive

• Epidemiological comments
  • The Missouri H5/H7 LPAI Initial State Response and Containment plan continues to be implemented and the following response activities have occurred as of 1 April 2011:
    • After RRT-PCR negative results were received from enhanced testing on 30 March 2011 for all houses on the index farm, the market weight birds underwent controlled slaughter within the State of Missouri on 1 April 2011.
    • The 15,000 5-week-old turkeys were depopulated on 31 April 2011.
    • Enhanced surveillance was initiated:
      • All epidemiologically linked flocks have been identified and are undergoing enhanced surveillance testing.
      • Movement control has been implemented within a 10-km zone:
        • Five (5) commercial flocks are located within the 10-km zone and are undergoing enhanced surveillance testing and results are pending.
        • Additional surveillance in the surrounding area has been implemented.
  • 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
    • Quarantine
    • Movement control inside the country
    • Disinfection of infected premises/establishment(s)
    • Modified stamping out
    • Vaccination prohibited
    • No treatment of affected animals
  • Measures to be applied
    • No other measures

• Diagnostic test results
  • Laboratory name and type National Veterinary Services Laboratories (National laboratory)
    • Tests and results: Species - Test - Test date - Result
      • Birds - real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) - 30/03/2011 - Negative
  • Laboratory name and type National Veterinary Services Laboratories (National laboratory)
    • Tests and results: Species - Test - Test date - Result
      • Birds - virus isolation - Pending

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

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[Giuseppe]

Re: Low pathogenic avian influenza (poultry), United States of America (WAHID Interface - OIE World Animal Health Information Database, April 7 2011, edited)

Low pathogenic avian influenza (poultry), United States of America (WAHID Interface - OIE World Animal Health Information Database, April 15 2011, edited)



[Source: OIE, full page: (LINK). Extract, edited.]
Low pathogenic avian influenza (poultry), United States of America

Information received on 14/04/2011 from Dr John Clifford, Deputy Administrator, Animal and Plant Health Inspection Service, United States Department of Agriculture, Washington, United States of America

• Summary
  • Report type Follow-up report No. 2
  • Start date 25/03/2011
  • Date of first confirmation of the event 25/03/2011
  • Report date 14/04/2011
  • Date submitted to OIE 14/04/2011
  • Reason for notification Reoccurrence of a listed disease
  • Date of previous occurrence 15/12/2009
  • Manifestation of disease Sub-clinical infection
  • Causal agent Low pathogenic avian influenza virus
  • Serotype H7N3
  • Nature of diagnosis Laboratory (advanced)
  • This event pertains to a defined zone within the country
  • Related reports
    • Immediate notification (29/03/2011)
    • Follow-up report No. 1 (07/04/2011)
    • Follow-up report No. 2 (14/04/2011)
• Outbreaks
  • There are no new outbreaks in this report
• Epidemiology
  • Source of the outbreak(s) or origin of infection
    • Unknown or inconclusive
• Epidemiological comments
  • The Missouri H5/H7 LPAI Initial State Response and Containment plan continues to be implemented and the following response activities have occurred as of 4/8/2011:
    • Cleaning and Disinfection activities are continuing
    • Enhanced surveillance:
      • The five (5) other commercial flocks located within the 10 km zone are undergoing the second week of enhanced surveillance testing and all results have been negative for LPAI.
      • Enhanced surveillance of backyard poultry flocks has been initiated and results are pending.
  • 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
    • Quarantine
    • Movement control inside the country
    • Disinfection of infected premises/establishment(s)
    • Modified stamping out
    • Vaccination prohibited
    • No treatment of affected animals
  • Measures to be applied
    • No other measures
• Diagnostic test results
  • Laboratory name and type National Veterinary Services Laboratories (National laboratory)
    • Tests and results: Species ? Test - Test date ? Result
      • Birds - virus isolation ? Pending
• Future Reporting
  • The event is continuing. Weekly follow-up reports will be submitted.

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