Information received on 08/09/2019 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. 2
Date of start of the event
23/06/2019
Date of confirmation of the event
25/06/2019
Report date
08/09/2019
Date submitted to OIE
08/09/2019
Reason for notification
Recurrence of a listed disease
Date of previous occurrence
11/03/2019
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 (03/07/2019)
Follow-up report No. 1 (08/08/2019)
Follow-up report No. 2 (08/09/2019)
New outbreaks (1)

Outbreak 1
Thanh Thoi B, Thanh Thoi B, Mo Cay, Ben Tre
Date of start of the outbreak
18/08/2019
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Village
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
1026
138
138
888
0
Summary of outbreaks
Total outbreaks: 1
Total animals affected
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
1026
138
138
888
0
Outbreak statistics
Species
Apparent morbidity rate
Apparent mortality rate
Apparent case fatality rate
Proportion susceptible animals lost*
Birds
13.45%
13.45%
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
Surveillance outside containment and/or protection zone
Stamping out
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.