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2021-1-27 14:23:47


OIE: Highly pathogenic avian influenza (H5N6), Vietnam
submited by kickingbird at Jan, 14, 2021 23:59 PM from OIE

Information received on 14/01/2021 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. 3
Date of start of the event
21/08/2020
Date of confirmation of the event
31/08/2020
Report date
14/01/2021
Date submitted to OIE
14/01/2021
Reason for notification
Recurrence of a listed disease
Date of previous occurrence
29/07/2020
Manifestation of disease
Clinical disease
Causal agent
Highly pathogenic avian influenza virus
Serotype
H5N6
Nature of diagnosis
Laboratory (advanced)
This event pertains to
a defined zone within the country
Related reports
Immediate notification (11/09/2020)
Follow-up report No. 1 (01/10/2020)
Follow-up report No. 2 (20/12/2020)
Follow-up report No. 3 (14/01/2021)
New outbreaks (5)

Outbreak 1
Xuan Dong, Xuan Dong, Dong Hoa, Phu Yen
Date of start of the outbreak
17/12/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Village
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
1600
260
120
1480
0
Outbreak 2
Phu Luong, Phu Luong, Que Vo, Bac Ninh
Date of start of the outbreak
30/12/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Village
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
2313
540
330
1983
0
Outbreak 3
Duong Quang, Duong Quang, Gia Lam, Ha Noi
Date of start of the outbreak
05/01/2021
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Village
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
1240
550
220
1020
0
Outbreak 4
Duong Lieu, Duong Lieu, Hoai Duc, Ha Noi
Date of start of the outbreak
06/01/2021
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Village
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
3677
1100
480
3197
0
Outbreak 5
Quang Minh, Quang Minh, Hai Ha, Quang Ninh
Date of start of the outbreak
08/01/2021
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Village
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
3000
950
359
2605
0
Summary of outbreaks
Total outbreaks: 5
Total animals affected
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
11830
3400
1509
10285
0
Outbreak statistics
Species
Apparent morbidity rate
Apparent mortality rate
Apparent case fatality rate
Proportion susceptible animals lost*
Birds
28.74%
12.76%
44.38%
99.70%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
Unknown or inconclusive
Epidemiological comments
Vaccination was only applied for the live poultry in surrounding areas of affected flocks.

Control measures
Measures applied
Vaccination in response to the outbreak (s)
Surveillance outside containment and/or protection zone
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.
See Also: Latest news in those days:

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