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Highly pathogenic avian influenza H5N1, Bhutan (OIE, October 25 2012): 1 New Poultry Outbreak

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  • Highly pathogenic avian influenza H5N1, Bhutan (OIE, October 25 2012): 1 New Poultry Outbreak

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


    Highly pathogenic avian influenza, Bhutan


    Information received on 25/10/2012 from Dr Karma Dukpa, Director General, Department of Livestock, Ministry of Agriculture and Forests, THIMPHU, Bhutan
    • Summary
      • Report type Follow-up report No. 7
      • Date of start of the event 30/12/2011
      • Date of pre-confirmation of the event 08/01/2012
      • Report date 25/10/2012
      • Date submitted to OIE 25/10/2012
      • 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)
        • Follow-up report No. 3 (01/03/2012)
        • Follow-up report No. 4 (02/03/2012)
        • Follow-up report No. 5 (09/03/2012)
        • Follow-up report No. 6 (20/04/2012)
        • Follow-up report No. 7 (25/10/2012)
    • New outbreaks (1)
      • Outbreak 1 (BHT_HPAI_2012_01) Rinchending, Phuentsholing, Chhukha, CHHUKHA
        • Date of start of the outbreak 02/10/2012
        • Outbreak status Continuing (or date resolved not provided)
        • Epidemiological unit Village
        • Affected animals: Species Susceptible Cases Deaths Destroyed Slaughtered
          • Birds - 496 24 24 29 0
          • Affected population:
            • Backyard free-ranging local chickens at Rinchending village.
            • The affected village is located beside the Thimphu-Phuentsholing highway about 5 kilometres from Phuentsholing town.
    • Summary of outbreaks
      • Total outbreaks: 1
      • Total animals affected: Species Susceptible Cases Deaths Destroyed Slaughtered
        • Birds 496 24 24 29 0
      • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
        • Birds - 4.84% - 4.84% - 100.00% - 10.69%
        • *Removed from the susceptible population through death, destruction and/or slaughter
    • Epidemiology
      • Source of the outbreak(s) or origin of infection
        • Introduction of new live animals
        • Illegal movement of animals
    • Epidemiological comments
      • As on 17 October 2012 a total of 24 poultry died in the affected area.
      • Trace-back investigations revealed that there were poultry deaths in the area from 2 October although not reported to the local veterinary authorities.
      • The disease was confirmed through rRT-PCR at the National Veterinary Laboratory in the country on 16 October when two carcasses were subjected to tests.
    • Control measures
      • Measures applied
        • Stamping out
        • Quarantine
        • 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
    • Diagnostic test results
      • Laboratory name and type Species Test - Test date Result
        • National Centre for Animal Health (National laboratory) Birds - real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) - 16/10/2012 Positive
        • High Security Animal Disease Laboratory, Bhopal, India (Regional Reference Laboratory) Birds - real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) - 19/10/2012 Positive
    • Future Reporting
      • The event is continuing. Weekly follow-up reports will be submitted.
    -
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  • #2
    Re: Highly pathogenic avian influenza H5N1, Bhutan (OIE, October 25 2012): 1 New Poultry Outbreak

    BHUTAN - An outbreak of highly pathogenic avian influenza H5N1 has been reported to the OIE.

    The outbreak was reported by Dr Karma Dukpa, Director General, Department of Livestock, Ministry of Agriculture and Forests in Thimpu, Bhutan.

    The outbreak occurred in Rinchending, Phuentsholing in Chhukha.

    Backyard free-ranging local chickens at Rinchending village were affected in the outbreak, which started on 2 October. The affected village is located beside the Thimphu-Phuentsholing highway, about 5km from Phuentsholing town. In total, there were 24 cases, all 24 birds died as a result. There are 496 susceptible birds.

    The cause of the outbreak is believed to be due to the introduction of new live animals or the illegal movement of animals.

    http://www.thepoultrysite.com/poultr...reak-in-bhutan

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    • #3
      Re: Highly pathogenic avian influenza H5N1, Bhutan (OIE, October 25 2012): 1 New Poultry Outbreak

      Source: http://www.kuenselonline.com/2011/?p=39818

      Bird flu contained

      The recent Bird flu outbreak of October 16 in Rinchending, Chukha has been contained. This was made known during the status report presentation meeting held at the agriculture ministry conference hall yesterday.

      The report stated that immediate activation of control measures such as 3D operation (depopulation, decontamination and disposal), disinfection, strict vigilance and awareness program immensely helped control the outbreak.

      Livestock officials culled 31 birds, disposed 10 eggs and burnt four coops to reduce further spreading of the disease.

      Surveillance of 16,107 poultry birds was also carried out covering 449 households in and around areas of risk.

      Besides, five foot-dips were set up and more than 37,099 vehicles were disinfected to ensure public health safety.

      Dr Dahal from the National Centre for Animal Health said following the outbreak, around 171 samples were tested through the Polymerase Chain Reaction (PCR) technique all of which proved negative...

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