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Highly pathogenic avian influenza H5N1, Nepal (OIE, September 11 2013): 12 New Poultry Outbreaks

Giuseppe

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


Highly pathogenic avian influenza H5N1, Nepal


Information received on 11/09/2013 from Dr Nar Bahadur Rajwar, Director General, Department of Livestock Services, Department of Livestock Services, Lalitpur, Nepal
  • Summary
    • Report type Follow-up report No. 11
    • Date of start of the event 27/08/2012
    • Date of pre-confirmation of the event 03/09/2012
    • Report date 11/09/2013
    • Date submitted to OIE 11/09/2013
    • 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)
      • Follow-up report No. 11 (11/09/2013)
  • New outbreaks (12)
    • Outbreak 1 - Imadol, Imadol 5, Lalitpur, BAGMATI
      • Date of start of the outbreak 17/07/2013
      • Outbreak status Resolved (20/07/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 15 ? 7 ? 7 ? 8 ? 0
        • Affected population Backyard birds raised in free range system
    • Outbreak 2 - Dahachowk, Dahachowk 2, Kathmandu, BAGMATI
      • Date of start of the outbreak 17/07/2013
      • Outbreak status Resolved (20/07/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 2000 ? 214 ? 214 ? 1786 ? 0
        • Affected population A commercial layer farm in deep litter system
    • Outbreak 3 - Kirtipur, Kirtipur Municipality 15, Kathmandu, BAGMATI
      • Date of start of the outbreak 19/07/2013
      • Outbreak status Resolved (11/09/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 20000 ? 5266 ? 5266 ? 14734 ? 0
        • Affected population Flocks of commercial broilers and layers raised in deep litter system within the wards of Kirtipur Municipality
    • Outbreak 4 - Thankot, Thankot 2, Kathmandu, BAGMATI
      • Date of start of the outbreak 19/07/2013
      • Outbreak status Resolved (22/07/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 8000 ? 2047 ? 2047 ? 5953 ? 0
        • Affected population A farm with layers raised in deep litter system
    • Outbreak 5 - Shaktikhor, Bharatpur Municipality, Chitwan, NARAYANI
      • Date of start of the outbreak 20/07/2013
      • Outbreak status Resolved (23/07/2013)
      • Epidemiological unit Not applicable
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 10 ? 10 ? 10 ? 0 ? 0
        • Affected population Culled layer birds kept in fresh house for slaughter
    • Outbreak 6 - Naubise, Naubise 4, Kathmandu, BAGMATI
      • Date of start of the outbreak 22/07/2013
      • Outbreak status Resolved (26/07/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 1500 ? 1500 ? 1500 ? 0 ? 0
        • Affected population A broiler flock raised in deep litter system.
    • Outbreak 7 - Lamachaur, Pokhara Sub Metro Polis 16, Kaski, GANDAKI
      • Date of start of the outbreak 23/07/2013
      • Outbreak status Resolved (27/07/2013)
      • Epidemiological unit Village
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 50 ? 23 ? 23 ? 27 ? 0
        • Affected population Birds in fresh house found positive and birds in nearby village in backyard system were culled.
    • Outbreak 8 - Satungal, Satungal 6, Kathmandu, BAGMATI
      • Date of start of the outbreak 23/07/2013
      • Outbreak status Resolved (29/07/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 2000 ? 484 ? 484 ? 1516 ? 0
        • Affected population A broiler parent stock kept in deep litter system
    • Outbreak 9 - Ramkot, Ramkot 8, Kathmandu, BAGMATI
      • Date of start of the outbreak 23/07/2013
      • Outbreak status Resolved (27/07/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible - Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 2800 ? 300 ? 300 ? 2500 ? 0
        • Affected population A layer farm in deep litter system
    • Outbreak 10 - Mahadevsthan, Mahadevsthan 2, Kathmandu, BAGMATI
      • Date of start of the outbreak 23/07/2013
      • Outbreak status Resolved (28/07/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 50 ? 17 ? 17 ? 33 ? 0
        • Affected population Backyard birds (Giriraj) raised in a household in confined shed
    • Outbreak 11 - Sipadol, Sipadol 9, Bhaktapur, BAGMATI
      • Date of start of the outbreak 23/07/2013
      • Outbreak status Resolved (31/07/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 75309 ? 9500 ? 9500 ? 65809 ? 0
        • Affected population Broiler parent stock and commercial broilers, layers and chicks from hatchery in deep litter system
    • Outbreak 12 - Hanuman tole, Pokhara Sub Metro Polis 17, Kaski, GANDAKI
      • Date of start of the outbreak 24/07/2013
      • Outbreak status Resolved (27/07/2013)
      • Epidemiological unit Village
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 30 ? 17 ? 17 ? 13 ? 0
        • Affected population Backyard birds in free range system
  • Summary of outbreaks
    • Total outbreaks: 12
      • Total animals affected: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds ? 111764 ? 19385 ? 19385 ? 92379 ? 0
      • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
        • Birds - 17.34% - 17.34% - 100.00% - 100.00%
        • *Removed from the susceptible population through death, destruction and/or slaughter
  • Epidemiology
    • Source of the outbreak(s) or origin of infection
      • Unknown or inconclusive
  • 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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