Highly pathogenic avian influenza H5N1, Nepal (OIE, May 27 2013): 32 New Poultry Outbreaks

[Giuseppe]

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


Highly pathogenic avian influenza H5N1, Nepal


Information received on 26/05/2013 from Dr Nar Bahadur Rajwar, Director General, Department of Livestock Services, Department of Livestock Services, Lalitpur, Nepal

• Summary
  • Report type Follow-up report No. 8
  • Date of start of the event 27/08/2012
  • Date of pre-confirmation of the event 03/09/2012
  • Report date 26/05/2013
  • Date submitted to OIE 26/05/2013
  • 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)
• New outbreaks (32)
  • Outbreak 1 - Gadariya, Gadariya VDC 9, Kailali, SETI
    • Date of start of the outbreak 11/04/2013
    • Outbreak status Resolved (18/04/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible - Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 1500 ? 259 ? 259 ? 1241 ? 0
      • Affected population Commercial broiler chicken raised in a closed farm premises
  • Outbreak 2 - Prithivinagar 5, Prithivinagar, Jhapa, MECHI
    • Date of start of the outbreak 12/04/2013
    • Outbreak status Resolved (16/04/2013)
    • Epidemiological unit Village
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 60 ? 14 ? 14 ? 46 ? 0
      • Affected population Backyard birds raised in free range system
  • Outbreak 3 - Chandragadi 4, Chandragadi, Jhapa, MECHI
    • Date of start of the outbreak 14/04/2013
    • Outbreak status Resolved (18/05/2013)
    • Epidemiological unit Village
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 52 ? 11 ? 11 ? 41 ? 0
      • Affected population Backyard chicken raised in free range system
  • Outbreak 4 - Mechinagar 11, Mechinagar, Jhapa, MECHI
    • Date of start of the outbreak 14/04/2013
    • Outbreak status Resolved (18/04/2013)
    • Epidemiological unit Village
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 102 ? 20 ? 20 ? 82 ? 0
      • Affected population Backyard chicken and duck reared in free range system
  • Outbreak 5 - Bhadrapur 8, Bhadrapur, Jhapa, MECHI
    • Date of start of the outbreak 14/04/2013
    • Outbreak status Resolved (19/04/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 500 ? 107 ? 107 ? 393 ? 0
      • Affected population A commercial broiler flock raised in closed housing system
  • Outbreak 6 - Bharatpur 9, Bharatpur, Chitwan, NARAYANI
    • Date of start of the outbreak 17/04/2013
    • Outbreak status Resolved (20/04/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 60000 ? 33675 ? 33675 ? 26325 ? 0
      • Affected population A large commercial layer farm raised in deep litter system
  • Outbreak 7 - Mangalpur 7, Mangalpur, Chitwan, NARAYANI
    • Date of start of the outbreak 18/04/2013
    • Outbreak status Resolved (20/04/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 4000 ? 775 ? 775 ? 3225 ? 0
      • Affected population A commercial layer farm raised in deep litter system
  • Outbreak 8 - Mechinagar 10, Kakarvitta, Jhapa, MECHI
    • Date of start of the outbreak 18/04/2013
    • Outbreak status Resolved (21/04/2013)
    • Epidemiological unit Not applicable
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • House Crow: Corvus splendens(Corvidae) - ? ? 1 ? 1 ? 0 ? 0
      • Affected population A wild crow found dead in the premises of custom office at Nepal-India border
  • Outbreak 9 - Mangalpur 5, Mangalpur, Chitwan, NARAYANI
    • Date of start of the outbreak 19/04/2013
    • Outbreak status Resolved (22/04/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 3500 ? 275 ? 275 ? 3225 ? 0
      • Affected population A commercial layer farm in deep litter system
  • Outbreak 10 - Chandragadi 1, Chandragadi, Jhapa, MECHI
    • Date of start of the outbreak 19/04/2013
    • Outbreak status Resolved (23/04/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 200 ? 49 ? 49 ? 151 ? 0
      • Affected population A commercial broiler birds in deep litter system
  • Outbreak 11 - Prithivinagar 5, Prithivinagar, Jhapa, MECHI
    • Date of start of the outbreak 19/04/2013
    • Outbreak status Resolved (23/04/2013)
    • Epidemiological unit Village
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 2000 ? 562 ? 562 ? 1438 ? 0
      • Affected population Backyard chicken and ducks in whole village
  • Outbreak 12 - Pokharvindi 7, Pokharvindi, Rupandehi, LUMBINI
    • Date of start of the outbreak 19/04/2013
    • Outbreak status Resolved (23/04/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 500 ? 163 ? 163 ? 337 ? 0
      • Affected population A commercial broiler flock in deep litter system
  • Outbreak 13 - Bharatpur 9, Bharatpur, Chitwan, NARAYANI
    • Date of start of the outbreak 19/04/2013
    • Outbreak status Resolved (22/04/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 3300 ? 426 ? 426 ? 2874 ? 0
      • Affected population A commercial layer farm in deep litter system
  • Outbreak 14 - Pokharvindi 2, Pokharvindi, Rupandehi, LUMBINI
    • Date of start of the outbreak 21/04/2013
    • Outbreak status Resolved (26/04/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 250 ? 50 ? 50 ? 200 ? 0
      • Affected population A commercial broiler farm in deep litter system
  • Outbreak 15 - Baharatpur 1, Ramnagar, Chitwan, NARAYANI
    • Date of start of the outbreak 23/04/2013
    • Outbreak status Resolved (29/04/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 3000 ? 640 ? 640 ? 2360 ? 0
      • Affected population A commercial broiler parent farm in deep litter system
  • Outbreak 16 - Chapagaun 2, Chapagaun, Lalitpur, BAGMATI
    • Date of start of the outbreak 23/04/2013
    • Outbreak status Resolved (27/04/2013)
    • Epidemiological unit Village
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 20 ? 7 ? 7 ? 13 ? 0
      • Affected population Backyard chicken and ducks raised in a household
  • Outbreak 17 - Dhapakhel 1, Dhapakhel, Lalitpur, BAGMATI
    • Date of start of the outbreak 23/04/2013
    • Outbreak status Resolved (27/04/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 600 ? 110 ? 110 ? 490 ? 0
      • Affected population A commercial broiler farm in deep litter system
  • Outbreak 18 - Mangalpur 8, Mangalpur, Chitwan, NARAYANI
    • Date of start of the outbreak 25/04/2013
    • Outbreak status Resolved (30/04/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 1500 ? 382 ? 382 ? 1118 ? 0
      • Affected population A commercial layer farm in deep litter system
  • Outbreak 19 - Mangalpur 5, Mangalpur, Chitwan, NARAYANI
    • Date of start of the outbreak 29/04/2013
    • Outbreak status Resolved (02/05/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 2000 ? 525 ? 525 ? 1475 ? 0
      • Affected population A commercial layer farm in deep litter system
  • Outbreak 20 - Mangalpur 5, Mangalpur, Chitwan, NARAYANI
    • Date of start of the outbreak 30/04/2013
    • Outbreak status Resolved (04/05/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 9200 ? 450 ? 450 ? 8750 ? 0
      • Affected population Commercial layers in deep litter system
  • Outbreak 21 - Mangalpur 5, Mangalpur, Chitwan, NARAYANI
    • Date of start of the outbreak 30/04/2013
    • Outbreak status Resolved (03/05/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 9000 ? 983 ? 983 ? 8017 ? 0
      • Affected population A commercial layer farm in deep litter system
  • Outbreak 22 - Mulpani, Mulpani 3, Kathmandu, BAGMATI
    • Date of start of the outbreak 06/05/2013
    • Outbreak status Resolved (13/05/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases - Deaths ? Destroyed ? Slaughtered
      • Birds - 2000 ? 535 ? 535 ? 1465 ? 0
      • Affected population A commercial layer farm raised in deep litter system with birds of several ages
  • Outbreak 23 - Marchabar 8, Marchabar, Rupandehi, LUMBINI
    • Date of start of the outbreak 07/05/2013
    • Outbreak status Resolved (14/05/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 200 ? 194 ? 194 ? 6 ? 0
      • Affected population A commercial broiler farm in deep litter system
  • Outbreak 24 - Mangalpur 3, Mangalpur, Chitwan, NARAYANI
    • Date of start of the outbreak 08/05/2013
    • Outbreak status Resolved (12/05/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 1000 ? 224 ? 224 - 776 ? 0
      • Affected population A commercial layer farm in deep litter system
  • Outbreak 25 - Lekhnath 13, Tallo Gagangauda, Kaski, GANDAKI
    • Date of start of the outbreak 08/05/2013
    • Outbreak status Resolved (14/05/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 750 ? 195 ? 195 ? 555 ? 0
      • Affected population Giriraj birds raised for meat purpose in deep litter system
  • Outbreak 26 - Manikhel 1, Manikhel, Lalitpur, BAGMATI
    • Date of start of the outbreak 09/05/2013
    • Outbreak status Resolved (14/05/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 3150 ? 262 ? 262 ? 2888 ? 0
      • Affected population A commercial broiler of 42 days of age raised in deep litter system
  • Outbreak 27 - Mangalpur 9, Mangalpur, Chitwan, NARAYANI
    • Date of start of the outbreak 11/05/2013
    • Outbreak status Resolved (14/05/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 5000 ? 422 ? 422 ? 4578 ? 0
      • Affected population A commercial layer parent stock in deep litter system
  • Outbreak 28 - Kirtipur N P 1, Tangla, Kathmandu, BAGMATI
    • Date of start of the outbreak 12/05/2013
    • Outbreak status Resolved (15/05/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 250 ? 55 ? 55 ? 195 ? 0
      • Affected population A commercial broiler farm in deep litter system raised in household
  • Outbreak 29 - Mangalpur 3, Mangalpur, Chitwan, NARAYANI
    • Date of start of the outbreak 13/05/2013
    • Outbreak status Resolved (16/05/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 2000 ? 280 ? 280 ? 1720 ? 0
      • Affected population A commercial layer farm in deep litter system
  • Outbreak 30 - Dhapasi 6, Dhapasi, Kathmandu, BAGMATI
    • Date of start of the outbreak 17/05/2013
    • Outbreak status Resolved (21/05/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 900 ? 90 ? 90 ? 810 ? 0
      • Affected population A commercial mixed farm having chicken and duck in deep litter system
  • Outbreak 31 - Mangalpur 3, Mangalpur, Chitwan, NARAYANI
    • Date of start of the outbreak 19/05/2013
    • Outbreak status Resolved (21/05/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 1800 ? 378 ? 378 ? 1422 ? 0
      • Affected population A commercial layer flock in deep litter system
  • Outbreak 32 - Mangalpur 3, Mangalpur, Chitwan, NARAYANI
    • Date of start of the outbreak 20/05/2013
    • Outbreak status Resolved (22/05/2013)
    • Epidemiological unit Farm
    • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds - 4000 ? 535 ? 535 ? 3465 ? 0
      • Affected population A commercial layer flock in deep litter system
• Summary of outbreaks
  • Total outbreaks: 32
    • Total animals affected: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
      • Birds ? 122334 ? 42653 ? 42653 ? 79681 ? 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 - 34.87% - 34.87% - 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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