Highly pathogenic avian influenza,
Information received on 06/04/2015 from Dr Dong Pham Van, Director General, Chief Veterinary Officer, Department of Animal Health, Ministry of Agriculture and Rural Development, Hanoļ, Vietnam
Report type Follow-up report No. 1
Date of start of the event 12/03/2015
Date of confirmation of the event 14/03/2015
Report date 06/04/2015
Date submitted to OIE 06/04/2015
Date event resolved 26/05/2015
Reason for notification Recurrence of a listed disease
Date of previous occurrence 10/2014
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N6
Nature of diagnosis Clinical, Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (19/03/2015)
Follow-up report No. 1 (06/04/2015)
Follow-up report No. 2 (09/04/2015)
Follow-up report No. 3 (27/04/2015)
Follow-up report No. 4 (27/05/2015)
New outbreaks (1)
Outbreak 1 Dinh, Nghia Xuan, Quy Hop, Nghe An
Date of start of the outbreak 02/04/2015
Outbreak status Resolved (25/04/2015)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 318 318 0
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 318 ** 318 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds ** ** ** **
*Removed from the susceptible population through death, destruction and/or slaughter
**Not calculated because of missing information
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Control measures
Measures applied
  • Vaccination in response to the outbreak (s)
  • Disinfection / Disinfestation
  • Stamping out
  • 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