[In this post: (1) OIE, HPAI H5N1 in Japan, Follow-up Report no. 2; (2) OIE, HPAI H5N1 in United Kingdom, Follow-up Report no. 8. See original texts at the source sites. EDITED.]
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(1) [AVIAN INFLUENZA, WILD BIRDS, JAPAN, OIE, UPDATES] Highly pathogenic avian influenza, Japan
Information received on 13/05/2008 from Dr Toshiro Kawashima, Director, International Animal Health Affairs Office, Ministry of Agriculture, Forestry and Fisheries, Tokyo , Japan
§ Summary
Report type Follow-up report No. 2
Start date 21/04/2008
Date of first confirmation of the event 25/04/2008
Report date 13/05/2008
Date submitted to OIE 13/05/2008
Reason for notification Reoccurrence of a listed disease
Date of previous occurrence 2007
Causal agent Highly pathogenic avian influenza virus Serotype H5N1
Nature of diagnosis Laboratory (basic), Laboratory (advanced)
This event pertains to the whole country
Related reports Immediate notification (29/04/2008)
Follow-up report No. 1 (09/05/2008)
Follow-up report No. 2 (13/05/2008)
§ New outbreaks
* Outbreak 1 - Saroma town, HOKKAIDO
Date of start of the outbreak 05/05/2008
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Not applicable
Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
* Wild species - 1 - 1 - 0 - 0
Affected population swan
Summary of outbreaks: Total outbreaks: 1
Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
* Wild species - ** - ** - 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
* Outbreak in Akita
Until 12 May, no unusual incidents have been reported in the Akita, Aomori and Iwate prefectures.
* Outbreak in Hokkaido
1) Betsukai town: Until 12 May, No unusual incidents have been observed.
2) Saroma town: The Hokkaido University (OIE Reference Laboratory) confirmed a case of HPAI H5N1 in a dead swan near Lake Saroma on the Saroma town on 10 May. On 6 May, the Hokkaido prefecture authorities visited for emergency on-site inspections 11 chicken farms within a 30-km-radius of the spot where the dead swan was found on 5 May. Emergency disinfection of the chicken farms finished in the area on 12 May. Until 12 May, no unusual incidents have been observed.
§ Control measures
Measures applied Vaccination prohibited
No treatment of affected animals
Measures to be applied No other measures
§ Diagnostic test results
Laboratory name and type Hokkaido University (OIE’s Reference Laboratory)
Tests and results: Species - Test - Test date - Result
* Wild species - intravenous pathogenicity index (IVPI) test - 10/05/2008 - Positive
* Wild species - neuraminidase inhibition assay - 10/05/2008 - Positive
* Wild species - pathogen isolation by egg inoculation - 10/05/2008 - Positive
§ Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
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(2) [AVIAN INFLUENZA, POULTRY, UNITED KINGDOM, OIE, UPDATES] Highly pathogenic avian influenza, United Kingdom
Information received on 12/05/2008 from Dr Fred Landeg, Acting Chief Veterinary Officer, Department for Environment Food and Rural Affairs, Department for Environment Food and Rural Affairs, London , United Kingdom
§ Summary
Report type Follow-up report No. 8 (Final report)
Start date 11/11/2007
Date of first confirmation of the event 13/11/2007
Report date 12/05/2008
Date submitted to OIE 12/05/2008
Date event resolved 29/04/2008
Reason for notification Reoccurrence of a listed disease
Date of previous occurrence 25/06/2007
Causal agent Highly pathogenic avian influenza virus Serotype H5N1
Nature of diagnosis Laboratory (advanced)
This event pertains to the whole country
Related reports Immediate notification (13/11/2007)
Follow-up report No. 1 (26/11/2007)
Follow-up report No. 2 (30/11/2007)
Follow-up report No. 3 (06/12/2007)
Follow-up report No. 4 (13/12/2007)
Follow-up report No. 5 (21/12/2007)
Follow-up report No. 6 (28/12/2007)
Follow-up report No. 7 (04/01/2008)
Follow-up report No. 8 (12/05/2008)
§ Outbreaks
There are no new outbreaks in this report
§ Epidemiology
Source of the outbreak(s) or origin of infection Unknown or inconclusive
§ Control measures
Measures applied Stamping out
Quarantine
Movement control inside the country
Screening
Zoning
Disinfection of infected premises/establishment(s)
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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