Highly pathogenic avian influenza, Japan (OIE, June 30 2011): No further H5N1 wild birds outbreaks, final report

[Giuseppe]

[Source: OIE, full page: (LINK). Edited.]

Highly pathogenic avian influenza, Japan


Information received on 29/06/2011 from Dr Toshiro Kawashima, CVO, Animal Health Division, Ministry of Agriculture, Forestry and Fisheries, Tokyo , Japan

• Summary
  • Report type Follow-up report No. 11 (Final report)
  • Start date 15/12/2010
  • Date of first confirmation of the event 19/12/2010
  • Report date 29/06/2011
  • Date submitted to OIE 29/06/2011
  • Date event resolved 25/03/2011
  • Reason for notification Reoccurrence of a listed disease
  • Date of previous occurrence 01/04/2009
  • Manifestation of disease Clinical disease
  • Causal agent Highly pathogenic avian influenza virus
  • Serotype H5N1
  • Nature of diagnosis Clinical, Laboratory (basic), Laboratory (advanced), Necropsy
  • This event pertains to the whole country
  • Related reports
    • Immediate notification (20/12/2010)
    • Follow-up report No. 1 (22/12/2010)
    • Follow-up report No. 2 (19/01/2011)
    • Follow-up report No. 3 (23/01/2011)
    • Follow-up report No. 4 (04/02/2011)
    • Follow-up report No. 5 (14/02/2011)
    • Follow-up report No. 6 (24/02/2011)
    • Follow-up report No. 7 (03/03/2011)
    • Follow-up report No. 8 (16/03/2011)
    • Follow-up report No. 9 (08/04/2011)
    • Follow-up report No. 10 (13/05/2011)
    • Follow-up report No. 11 (29/06/2011)
• Outbreaks
  • There are no new outbreaks in this report
• Epidemiology
  • Source of the outbreak(s) or origin of infection
    • Unknown or inconclusive
• Epidemiological comments
  • HPAI virus has not been isolated from wild birds since 9 May 2011 (date of latest laboratory result).
  • Now winter migratory birds almost returned to the north.
  • HPAI regular surveillance in wild birds has been conducted all year around.
• Control measures
  • Measures applied
    • Screening
    • Vaccination prohibited
    • No treatment of affected animals
  • Measures to be applied
    • No other measures
• Future Reporting
  • The event is resolved. No more reports will be submitted.

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