Highly pathogenic avian influenza, Myanmar (WAHID Interface - OIE World Animal Health Information Database, Jan 28 2011, edited)

[Giuseppe]

Highly pathogenic avian influenza, Myanmar (WAHID Interface - OIE World Animal Health Information Database, Jan 28 2011, edited)


[Source: OIE, full text: <cite cite="http://web.oie.int/wahis/public.php?page=single_report&pop=1&reportid=10191">WAHID Interface - OIE World Animal Health Information Database</cite>. Edited.]

Highly pathogenic avian influenza, Myanmar

Information received on 28/01/2011 from Prof. Dr Myint Thein , Director General, Livestock Breeding and Veterinary Department , Ministry of Livestock & Fisheries , YANGOON , Myanmar

• Summary
  • Report type Follow-up report No. 1
  • Start date 06/01/2011
  • Date of first confirmation of the event 16/01/2011
  • Report date 28/01/2011
  • Date submitted to OIE 28/01/2011
  • Reason for notification Reoccurrence of a listed disease
  • Date of previous occurrence 26/03/2010
  • Manifestation of disease Clinical disease
  • Causal agent Highly pathogenic avian influenza virus
  • Serotype H5
  • Nature of diagnosis Clinical, Laboratory (basic), Laboratory (advanced), Necropsy
  • This event pertains to a defined zone within the country
  • Related reports
    • Immediate notification (18/01/2011)
    • Follow-up report No. 1 (28/01/2011)

• New outbreaks
  • Outbreak 1 (10166) - Bumay ward 12 /15, Sittwe, Sittwe, RAKHINE STATE
    • Date of start of the outbreak 19/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 4005 - 3980 - 0 - 4005 - 0
      • Affected Population 3,660 layer chickens and 320 ducks.
      • 25 poultry at a market.
      • These farms are within 1-km radius from infected premises.
  • Outbreak 2 (10166) - Bumay ward 16, Sittwe, Sittwe, RAKHINE STATE
    • Date of start of the outbreak 21/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 11872 - 11570 - 0 - 11872 - 0
      • Affected Population 11, 450 layers, 120 ducks and 302 poultry at a market.
      • These farms are within 1-km radius from infected premises.
  • Outbreak 3 (10166) - Magyimyaing, Sittwe, Sittwe, RAKHINE STATE
    • Date of start of the outbreak 22/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals; Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 9750 - 9750 - 0 - 9750 - 0
      • Affected Population 9,550 layers and 200 ducks.
      • These farms are within 1-km radius from infected premises.
  • Outbreak 4 (10166) - Bumay ward 15/16, Sittwe, Sittwe, RAKHINE STATE
    • Date of start of the outbreak 20/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 10571 - 10530 - 0 - 10571 - 0
      • Affected Population 10,450 layer chickens, 80 ducks and 41 poultry at a market.
      • These farms are within 1-km radius from infected premises.
  • Outbreak 5 (10166) - Mingan village, Sittwe, Sittwe, RAKHINE STATE
    • Date of start of the outbreak 23/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 11100 - 11100 - 0 - 11100 - 0
      • Affected Population All are layer chickens.
      • These farms are within 1-km radius from infected premises.
  • Outbreak 6 (10166) - Thae chaung Letthamar village, Sittwe, Sittwe, RAKHINE STATE
    • Date of start of the outbreak 18/01/2011
    • Outbreak status Continuing (or date resolved not provided)
    • Epidemiological unit Farm
    • Affected animals: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
      • Birds - 6198 - 6198 - 0 - 6198 - 0
      • Affected Population 6,070 layer chickens at a farm and 128 poultry at a market within 1-km radius from infected premises.

• Summary of outbreaks
  • Total outbreaks: 6
  • Total animals affected: Species - Susceptible - Cases - Deaths - Destroyed - Slaughtered
    • Birds - 53496 - 53128 - 0 - 53496 - 0
  • Outbreak statistics: Species - Apparent morbidity rate - Apparent mortality rate - Apparent case fatality rate - Proportion susceptible animals lost*
    • Birds - 99.31% - 0.00% - 0.00% - 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

• Control measures
  • Measures applied
    • Stamping out
    • Quarantine
    • Movement control inside the country
    • Disinfection of infected premises/establishment(s)
    • Dipping / Spraying
    • No vaccination
    • 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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