Giuseppe
Emeritus
[EQUINE INFLUENZA, EQUINE, JAPAN, OIE, UPDATES] Equine influenza, Japan
Information received on 08/08/2008 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. 8
Start date 12/08/2007
Date of first confirmation of the event 17/08/2007
Report date 08/08/2008
Date submitted to OIE 12/08/2008
Reason for notification Reoccurrence of a listed disease
Date of previous occurrence 1972
Causal agent Equine influenza virus A Serotype H3N8
Nature of diagnosis Suspicion, Clinical, Laboratory (basic)
This event pertains to the whole country
Related reports Immediate notification (28/08/2007)
Follow-up report No. 1 (18/09/2007)
Follow-up report No. 2 (23/10/2007)
Follow-up report No. 3 (16/11/2007)
Follow-up report No. 4 (27/12/2007)
Follow-up report No. 5 (24/01/2008)
Follow-up report No. 6 (28/02/2008)
Follow-up report No. 7 (25/06/2008)
Follow-up report No. 8 (08/08/2008)
? New outbreaks
* Outbreak 1 - Akan town, HOKKAIDO
Date of start of the outbreak 01/07/2008
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
* Equidae - 16 - 1 - 0 - 0 - 0
Affected population a riding horse
* Outbreak 2 - Sibetya town, HOKKAIDO
Date of start of the outbreak 20/06/2008
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
* Equidae - 16 - 1 - 0 - 0 - 0
? Summary of outbreaks
Total outbreaks: 2
Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
* Equidae - 32 - 2 - 0 - 0 - 0
Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
* Equidae - 6.25% - 0.00% - 0.00% - 0.00%
* Removed from the susceptible population through death, destruction and/or slaughter
? Epidemiology
Source of the outbreak(s) or origin of infection Unknown or inconclusive
? Control measures
Measures applied Quarantine
Movement control inside the country
Screening
Disinfection of infected premises/establishment(s)
No vaccination
Treatment of affected animals (symptomatic treatment)
Measures to be applied No other measures
? Diagnostic test results
Laboratory name and type Kushiro Livestock Hygiene Center (Local laboratory)
Tests and results: Species - Test - Test date - Result
* Equidae - reverse transcription ? polymerase chain reaction (RT-PCR) - 01/07/2008 - Positive
? Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
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Information received on 08/08/2008 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. 8
Start date 12/08/2007
Date of first confirmation of the event 17/08/2007
Report date 08/08/2008
Date submitted to OIE 12/08/2008
Reason for notification Reoccurrence of a listed disease
Date of previous occurrence 1972
Causal agent Equine influenza virus A Serotype H3N8
Nature of diagnosis Suspicion, Clinical, Laboratory (basic)
This event pertains to the whole country
Related reports Immediate notification (28/08/2007)
Follow-up report No. 1 (18/09/2007)
Follow-up report No. 2 (23/10/2007)
Follow-up report No. 3 (16/11/2007)
Follow-up report No. 4 (27/12/2007)
Follow-up report No. 5 (24/01/2008)
Follow-up report No. 6 (28/02/2008)
Follow-up report No. 7 (25/06/2008)
Follow-up report No. 8 (08/08/2008)
? New outbreaks
* Outbreak 1 - Akan town, HOKKAIDO
Date of start of the outbreak 01/07/2008
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
* Equidae - 16 - 1 - 0 - 0 - 0
Affected population a riding horse
* Outbreak 2 - Sibetya town, HOKKAIDO
Date of start of the outbreak 20/06/2008
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
* Equidae - 16 - 1 - 0 - 0 - 0
? Summary of outbreaks
Total outbreaks: 2
Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
* Equidae - 32 - 2 - 0 - 0 - 0
Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
* Equidae - 6.25% - 0.00% - 0.00% - 0.00%
* Removed from the susceptible population through death, destruction and/or slaughter
? Epidemiology
Source of the outbreak(s) or origin of infection Unknown or inconclusive
? Control measures
Measures applied Quarantine
Movement control inside the country
Screening
Disinfection of infected premises/establishment(s)
No vaccination
Treatment of affected animals (symptomatic treatment)
Measures to be applied No other measures
? Diagnostic test results
Laboratory name and type Kushiro Livestock Hygiene Center (Local laboratory)
Tests and results: Species - Test - Test date - Result
* Equidae - reverse transcription ? polymerase chain reaction (RT-PCR) - 01/07/2008 - Positive
? Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
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