OIE: Highly pathogenic avian influenza, Vietnam

Information received on 22/02/2014 from Dr Dong Pham Van, Director General, Chief Veterinary Officer, Department of Animal Health, Ministry of Agriculture and Rural Development, Hano?, Vietnam
Summary
Report type Follow-up report No. 6
Date of start of the event 07/10/2013
Date of pre-confirmation of the event 13/10/2013
Report date 22/02/2014
Date submitted to OIE 22/02/2014
Reason for notification Reoccurrence of a listed disease
Date of previous occurrence 24/07/2013
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N1
Nature of diagnosis Laboratory (advanced)
This event pertains to the whole country
Related reports Immediate notification (14/10/2013)
Follow-up report No. 1 (27/12/2013)
Follow-up report No. 2 (08/01/2014)
Follow-up report No. 3 (10/01/2014)
Follow-up report No. 4 (13/02/2014)
Follow-up report No. 5 (15/02/2014)
Follow-up report No. 6 (22/02/2014)
New outbreaks (7)
Outbreak 1 O Mon, O Mon, CAN THO
Date of start of the outbreak 16/02/2014
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 700 500 500 200 0
Outbreak 2 Hoa Hoi, Ha Hoi, Xuyen Moc, BA RIA - VUNG TAU
Date of start of the outbreak 17/02/2014
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 700 250 250 450 0
Outbreak 3 Cam Xuyen, Cam Xuyen, HA TINH
Date of start of the outbreak 18/02/2014
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 657 657 657 0 0
Outbreak 4 Dien Chau, Dien Chau, NGHE AN
Date of start of the outbreak 18/02/2014
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 1978 699 699 1279 0
Outbreak 5 Bo Trach, Bo Trach, QUANG BINH
Date of start of the outbreak 18/02/2014
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 2270 2270 2270 0 0
Outbreak 6 Tam Binh, Tam Binh, VINH LONG
Date of start of the outbreak 19/02/2014
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 12941 5705 5705 7236 0
Outbreak 7 Tinh Gia, Tinh Gia, THANH HOA
Date of start of the outbreak 20/02/2014
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 716 275 275 441 0
Summary of outbreaks Total outbreaks: 7
Total animals affected
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 19962 10356 10356 9606 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 51.88% 51.88% 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
Control measures
Measures applied
  • Stamping out
  • Movement control inside the country
  • Vaccination in response to the outbreak (s)
  • Disinfection of infected premises/establishment(s)
  • No treatment of affected animals
Measures to be applied
  • No other measures