[Source: OIE, full page: (LINK). Edited.]
Highly pathogenic avian influenza, Bhutan
Information received on 18/01/2012 from Mr Tenzin Dhendup, Director, Ministry of Agriculture, Department of Livestock, THIMPHU, Bhutan
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Highly pathogenic avian influenza, Bhutan
Information received on 18/01/2012 from Mr Tenzin Dhendup, Director, Ministry of Agriculture, Department of Livestock, THIMPHU, Bhutan
- Summary
- Report type Follow-up report No. 2
- Start date 30/12/2011
- Date of first confirmation of the event 08/01/2012
- Report date 18/01/2012
- Date submitted to OIE 18/01/2012
- Reason for notification Reoccurrence of a listed disease
- Date of previous occurrence 25/03/2010
- Manifestation of disease Clinical disease
- Causal agent Highly pathogenic avian influenza virus
- Serotype H5N1
- Nature of diagnosis Clinical, Laboratory (advanced)
- This event pertains to a defined zone within the country
- Related reports
- Immediate notification (09/01/2012)
- Follow-up report No. 1 (17/01/2012)
- Follow-up report No. 2 (18/01/2012)
- New outbreaks
- Outbreak 1 - Mebesa, Bjabcho, Chukha, CHHUKHA
- Date of start of the outbreak 30/12/2011
- Outbreak status Continuing (or date resolved not provided)
- Epidemiological unit Village
- Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
- Birds ? 2010 ? 103 ? 103 ? 1581 ? 0
- Affected Population: The new cases have occurred in backyard poultry in Mebesa village located above the district road off the national highway in Chhukha district.
- Outbreak 1 - Mebesa, Bjabcho, Chukha, CHHUKHA
- Summary of outbreaks
- Total outbreaks: 1
- Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
- Birds - 5.12% - 5.12% - 100.00% - 83.78%
- * Removed from the susceptible population through death, destruction and/or slaughter
- Epidemiology
- Source of the outbreak(s) or origin of infection
- Unknown or inconclusive
- Source of the outbreak(s) or origin of infection
- Epidemiological comments
- The outbreak at Mebesa village seems to have preceded the outbreak at Tsimasham village based on the trace-back mechanisms and time-line of the occurrence of events.
- The outbreaks at Mebesa and Tsimasham appear to be epidemiologically linked but need to be confirmed from the results of the virus sequencing and phylogenetic studies.
- Control measures
- Measures applied
- Stamping out
- Movement control inside the country
- Screening
- Disinfection of infected premises/establishment(s)
- Dipping / Spraying
- Vaccination prohibited
- No treatment of affected animals
- Measures to be applied
- No other measures
- Measures applied
- Diagnostic test results
- Laboratory name and type National Centre for Animal Health (National laboratory)
- Tests and results: Species ? Test - Test date ? Result
- Birds - real-time PCR - 10/01/2012 ? Positive
- Tests and results: Species ? Test - Test date ? Result
- Laboratory name and type National Centre for Animal Health (National laboratory)
- Future Reporting
- The event is continuing. Weekly follow-up reports will be submitted.
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