Highly pathogenic avian influenza,
Information received on 22/10/2018 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 10/10/2018
Date of confirmation of the event 22/10/2018
Report date 22/10/2018
Date submitted to OIE 22/10/2018
Date event resolved 30/11/2018
Reason for notification Recurrence of a listed disease
Date of previous occurrence 30/09/2017
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
Related reports Immediate notification (22/10/2018)
Follow-up report No. 1 (06/11/2018)
Follow-up report No. 2 (23/11/2018)
Follow-up report No. 3 (01/12/2018)
Follow-up report No. 4 (19/12/2018)
New outbreaks (1)
Outbreak 1 (HPAI_2018_01) Kandonmai, Thateng, Sekong
Date of start of the outbreak 10/10/2018
Outbreak status Resolved (30/11/2018)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 45 28 18 27 0
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 45 28 18 27 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 62.22% 40.00% 64.29% 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
  • Stamping out
  • Zoning
  • Disinfection
  • Vaccination permitted (if a vaccine exists)
  • 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.
Map of outbreak locations