Highly pathogenic avian influenza, Nepal (WAHID Interface - OIE World Animal Health Information Database, 3/15/10, edited)

[Giuseppe]

Highly pathogenic avian influenza, Nepal (WAHID Interface - OIE World Animal Health Information Database, 3/15/10, edited)

[Source: OIE, <cite cite="http://www.oie.int/wahis/public.php?page=single_report&pop=1&reportid=9035">WAHID Interface - OIE World Animal Health Information Database</cite>. EDITED.]

Highly pathogenic avian influenza, Nepal

Information received on 14/03/2010 from Dr Ram Krishna Khatiwada, Programme Director , Directorate of Animal Health , Ministry of Agriculture and Co-operatives, Kathmandu, Nepal

• Summary
  • Report type Follow-up report No. 1
  • Start date 26/01/2010
  • Date of first confirmation of the event 31/01/2010
  • Report date 14/03/2010
  • Date submitted to OIE 14/03/2010
  • Reason for notification Reoccurrence of a listed disease
  • Date of previous occurrence 20/02/2009
  • 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 (05/02/2010)
    • Follow-up report No. 1 (14/03/2010)

• New outbreaks
  • Outbreak 1 - Dudhraccha-3*, Buddhanagar, Rupandehi, LUMBINI
    • Date of start of the outbreak 19/02/2010
    • Outbreak status Resolved (04/03/2010)
    • Epidemiological unit Village
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 614 - 256 - 256 - 358 - 0
      • Affected Population Backyard birds
  • Outbreak 2 - Phatepur-7*, Chatakpur, Banke, RAPTI
    • Date of start of the outbreak 04/02/2010
    • Outbreak status Resolved (25/02/2010)
    • Epidemiological unit Village
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 637 - 351 - 351 - 286 - 0
      • Affected Population Backyard birds
  • Outbreak 3 - Chainpur-8*, Kunaghari, Chitwan, NARAYANI
    • Date of start of the outbreak 16/02/2010
    • Outbreak status Resolved (19/02/2010)
    • Epidemiological unit Village
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 224 - 30 - 30 - 194 - 0
      • Affected Population Backyard poultry
  • Outbreak 4 - Tribhuvannagar NP-10*, Ghorahi, Dang, RAPTI
    • Date of start of the outbreak 25/02/2010
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Not applicable
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 2 - 2 - 2 - 0 - 0
      • Affected Population Backyard birds found dead.

• Summary of outbreaks
  • Total outbreaks: 4
  • Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
    • Birds - 1477 - 639 - 639 - 838 - 0
  • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
    • Birds - 43.26% - 43.26% - 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
  • Stamping out, cleaning and disinfection operations have been completed in all the outbreaks.
  • Surveillance activities are ongoing.

• Control measures
  • Measures applied
    • Stamping out
    • Quarantine
    • Movement control inside the country
    • 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 Central Veterinary Laboratory, Kathmandu (National laboratory)
    • Tests and results: Species - Test - Test date - Result
      • Birds - rapid tests - 07/02/2010 - Positive
      • Birds - rapid tests - 16/02/2010 - Positive
      • Birds - rapid tests - 22/02/2010 - Positive
      • Birds - rapid tests - 25/02/2010 - Positive
      • Birds - real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) - 21/02/2010 - Positive
      • Birds - real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) - 25/02/2010 - Positive
      • Birds - reverse transcription - polymerase chain reaction (RT-PCR) - 07/02/2010 - Positive

• Future Reporting
  • The event is continuing. Weekly follow-up reports will be submitted.

<cite cite="http://www.oie.int/wahis/public.php?page=single_report&pop=1&reportid=9035"></cite>(...)
-
------