Highly pathogenic avian influenza,
Vietnam
Information received on 01/07/2016 from Dr Dong Pham Van, Director General, Chief Veterinary Officer, Department of Animal Health, Ministry of Agriculture and Rural Development, Hanoļ, Vietnam
Summary
Report type Immediate notification
Date of start of the event 10/06/2016
Date of confirmation of the event 18/06/2016
Report date 01/07/2016
Date submitted to OIE 01/07/2016
Date event resolved 10/07/2016
Reason for notification Recurrence of a listed disease
Date of previous occurrence 11/03/2016
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 (01/07/2016)
Follow-up report No. 1 (14/09/2016)
New outbreaks (1)
Outbreak 1 Trung Son, Tinh Hoa, Quang Ngai city, QUANG NGAI
Date of start of the outbreak 10/06/2016
Outbreak status Resolved (10/07/2016)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 3700 700 700 3000 0
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 3700 700 700 3000 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 18.92% 18.92% 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
  • Vaccination in response to the outbreak (s)
  • Disinfection / Disinfestation
  • Surveillance outside containment and/or protection zone
  • Stamping out
  • Surveillance within containment and/or protection zone
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
Regional Animal Health Office (RAHO4) (Regional Laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 18/06/2016 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations