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Highly pathogenic avian influenza H5N1, Nepal (OIE, September 9 2013): 9 New Poultry Outbreaks

Giuseppe

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


Highly pathogenic avian influenza H5N1, Nepal


Information received on 09/09/2013 from Dr Nar Bahadur Rajwar, Director General, Department of Livestock Services, Department of Livestock Services, Lalitpur, Nepal
  • Summary
    • Report type Follow-up report No. 10
    • Date of start of the event 27/08/2012
    • Date of pre-confirmation of the event 03/09/2012
    • Report date 09/09/2013
    • Date submitted to OIE 09/09/2013
    • Reason for notification Reoccurrence of a listed disease
    • Date of previous occurrence 30/03/2012
    • 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 (14/10/2012)
      • Follow-up report No. 1 (02/11/2012)
      • Follow-up report No. 2 (24/12/2012)
      • Follow-up report No. 3 (06/01/2013)
      • Follow-up report No. 4 (18/01/2013)
      • Follow-up report No. 5 (21/01/2013)
      • Follow-up report No. 6 (15/02/2013)
      • Follow-up report No. 7 (11/04/2013)
      • Follow-up report No. 8 (26/05/2013)
      • Follow-up report No. 9 (30/06/2013)
      • Follow-up report No. 10 (09/09/2013)
  • New outbreaks (9)
    • Outbreak 1 - Gothatar, Gothatar, Kathmandu, BAGMATI
      • Date of start of the outbreak 28/06/2013
      • Outbreak status Resolved (03/07/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 1500 ? 485 ? 485 ? 1015 ? 0
        • Affected population A commercial layer farm in deep litter system.
    • Outbreak 2 - Seuchatar, Seuchatar 2, Kathmandu, BAGMATI
      • Date of start of the outbreak 01/07/2013
      • Outbreak status Resolved (05/07/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 3000 ? 180 ? 180 ? 2820 ? 0
        • Affected population A commercial layer farm in deep litter system
    • Outbreak 3 - Chauni, KMC 17, Kathmandu, BAGMATI
      • Date of start of the outbreak 01/07/2013
      • Outbreak status Resolved (05/07/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 15000 ? 2345 ? 2345 ? 12655 ? 0
        • Affected population Parent stock farm having parent broiler and day old chicks.
    • Outbreak 4 - Pepsikola, KMC 35, Kathmandu, BAGMATI
      • Date of start of the outbreak 02/07/2013
      • Outbreak status Resolved (05/07/2013)
      • Epidemiological unit Village
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 15 ? 15 ? 15 ? 0 ? 0
        • Affected population Backyard chicken raised in free range system
    • Outbreak 5 - Gothatar 6, Gothatar, Kathmandu, BAGMATI
      • Date of start of the outbreak 04/07/2013
      • Outbreak status Resolved (09/07/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 4500 ? 202 ? 202 ? 4298 ? 0
        • Affected population A commercial layer farm raised in deep litter system
    • Outbreak 6 - Bhadbhanjayang 2, Bhadbhanjayang, Kathmandu, BAGMATI
      • Date of start of the outbreak 05/07/2013
      • Outbreak status Resolved (09/07/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 1000 ? 470 ? 470 ? 530 ? 0
        • Affected population A commercial broiler farm in deep litter system
    • Outbreak 7 - Matatirtha, Matatirtha 1, Kathmandu, BAGMATI
      • Date of start of the outbreak 05/07/2013
      • Outbreak status Resolved (18/07/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 3500 ? 792 ? 792 ? 2708 ? 0
        • Affected population A commercial layer farm in deep litter system
    • Outbreak 8 - Chabahil, KMC 7, Kathmandu, BAGMATI
      • Date of start of the outbreak 13/07/2013
      • Outbreak status Resolved (18/07/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 30 ? 6 ? 6 ? 24 ? 0
        • Affected population Backyard bird (Giriraja) raised in a household
    • Outbreak 9 - Ravi Bhavan, KMC 12, Kathmandu, BAGMATI
      • Date of start of the outbreak 15/07/2013
      • Outbreak status Resolved (17/07/2013)
      • Epidemiological unit Not applicable
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • House Crow: Corvus splendens(Corvidae) - 1 ? 1 ? 0 ? 0
        • Affected population A crow found dead near a tree at Rabibhavan area.
  • Summary of outbreaks
    • Total outbreaks: 9
      • Total animals affected: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds ? 28545 ? 4495 ? 4495 ? 24050 ? 0
        • House Crow: Corvus splendens(Corvidae) - 1 ? 1 ? 0 ? 0
      • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
        • Birds - 15.75% - 15.75% - 100.00% - 100.00%
        • House Crow: Corvus splendens(Corvidae) ? ** ? ** - 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
    • Birds showed respiratory distress, nervous signs and all affected birds died.
    • Cleaning and disinfection activities in the infected premises are completed.
    • Intensive surveillance activities are ongoing throughout the country.
  • Control measures
    • Measures applied
      • Control of wildlife reservoirs
      • 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
  • Future Reporting
    • The event is continuing. Weekly follow-up reports will be submitted.
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