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Highly pathogenic avian influenza H5N1, Nepal (OIE, September 23 2013): 43 New Poultry Outbreaks

Giuseppe

Giuseppe

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


Highly pathogenic avian influenza H5N1, Nepal


Information received on 21/09/2013 from Dr Nar Bahadur Rajwar, Director General, Department of Livestock Services, Department of Livestock Services, Lalitpur, Nepal
  • Summary
    • Report type Follow-up report No. 12
    • Date of start of the event 27/08/2012
    • Date of pre-confirmation of the event 03/09/2012
    • Report date 21/09/2013
    • Date submitted to OIE 21/09/2013
    • 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)
      • Follow-up report No. 12 (21/09/2013)
  • New outbreaks (43)
    • Outbreak cluster 1 - Bhaktapur Municipality and adjoining villages, BNP/Villages, Bhaktapur, BAGMATI (34 outbreaks)
      • Date of start of the outbreak 26/07/2013
      • Outbreak status Resolved (17/08/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 266959 ? 44493 ? 44493 ? 222466 ? 0
        • Affected population:
          • Commercial broiler/layer and broiler parent stock raised in deep litter system within Bhaktapur Municipality Ward No. 1, 6, 12, 10 and Nakhel, Duwakot, Balkot, Chitapol, Jhaukhel, Dadhikot, Tathali, Katunje, Chaling, Sudal, Bageshowri VDCs.
    • Outbreak 2 - Chiliya, Chiliya 6, Rupandehi, LUMBINI
      • Date of start of the outbreak 27/07/2013
      • Outbreak status Resolved (01/08/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 1300 ? 360 ? 360 ? 940 ? 0
        • Affected population Broiler birds raised in deep litter system
    • Outbreak 3 - Bhadbhanjayang, Bhandbhanjayang 4, Kathmandu, BAGMATI
      • Date of start of the outbreak 29/07/2013
      • Outbreak status Resolved (11/08/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 11980 ? 2296 ? 2296 ? 9684 ? 0
        • Affected population Layers and broiler birds raised in deep litter system in Bhandbhanjayang, Thankot, Purano Naikap Area
    • Outbreak 4 - Imadol, Imadol 8, Lalitpur, BAGMATI
      • Date of start of the outbreak 02/08/2013
      • Outbreak status Resolved (07/08/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 1000 ? 790 ? 790 ? 210 ? 0
        • Affected population Layer flock raised in deep litter system
    • Outbreak 5 - Parsauni, Parsauni, Nawalparasi, LUMBINI
      • Date of start of the outbreak 02/08/2013
      • Outbreak status Resolved (07/08/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 1200 ? 325 ? 325 ? 875 ? 0
        • Affected population Broiler birds in deep litter system and backyard chicken raised in nearby area in free-range system
    • Outbreak 6 - Chapagaun, Chapagaun/Jharuwarashi, Lalitpur, BAGMATI
      • Date of start of the outbreak 02/08/2013
      • Outbreak status Resolved (08/08/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 23000 ? 1500 ? 1500 ? 21500 ? 0
        • Affected population Broiler parent stock and day old chicks from the hatchery.
    • Outbreak 7 - Nepathok, kusehwor Dumja 4, Sindhuli, JANAKPUR
      • Date of start of the outbreak 05/08/2013
      • Outbreak status Resolved (13/08/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 400 ? 388 ? 388 ? 12 ? 0
        • Affected population Culled layers birds for slaughtering purpose
    • Outbreak 8 - Bikateshwor, Bikateshwor 2, Kavre, BAGMATI
      • Date of start of the outbreak 08/08/2013
      • Outbreak status Resolved (14/08/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 40000 ? 4580 ? 4580 ? 35420 ? 0
        • Affected population Broiler parent stock raised in deep litter system
    • Outbreak 9 - Ichangu Narayan, Ichangu, Kathmandu, BAGMATI
      • Date of start of the outbreak 08/08/2013
      • Outbreak status Resolved (16/08/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 3000 ? 440 ? 440 ? 2560 ? 0
        • Affected population Broiler birds raised in deep litter system
    • Outbreak 10 - Gothatar, Gothatar, Kathmandu, BAGMATI
      • Date of start of the outbreak 09/08/2013
      • Outbreak status Resolved (13/08/2013)
      • Epidemiological unit Farm
      • Affected animals: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds - 1000 ? 456 ? 456 ? 544 ? 0
        • Affected population A broiler farm raised in deep litter system
  • Summary of outbreaks
    • Total outbreaks: 43
      • Total animals affected: Species ? Susceptible ? Cases ? Deaths ? Destroyed ? Slaughtered
        • Birds ? 349839 ? 55628 ? 55628 ? 294211 ? 0
    • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
      • Birds - 15.90% - 15.90% - 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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