Highly pathogenic avian influenza,
Information received on 14/10/2016 from Dr Somphanh Chanphengxay, Director General, Department of Livestock and Fisheries, Ministry of Agriculture and Forestry, Vientiane, Laos
Report type Immediate notification
Date of start of the event 28/09/2016
Date of confirmation of the event 05/10/2016
Report date 14/10/2016
Date submitted to OIE 14/10/2016
Reason for notification Reoccurrence of a listed disease
Date of previous occurrence 2015
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N1
Nature of diagnosis Clinical, Laboratory (advanced)
This event pertains to a defined zone within the country
New outbreaks (1)
Outbreak 1 Viengsavanh, LuangPrabang, LUANGPRABANG
Date of start of the outbreak 28/09/2016
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 150 47 47 103 0
Affected population 130 chickens and 20 ducks. 47 chickens died and the remaining poultry was destroyed.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 150 47 47 103 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 31.33% 31.33% 100.00% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Control measures
Measures applied
  • Movement control inside the country
  • Disinfection / Disinfestation
  • Dipping / Spraying
  • Quarantine
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Modified stamping out
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
National Animal Health Centre (National laboratory) Birds real-time PCR 05/10/2016 Positive
Future Reporting