OIE: Highly pathogenic avian influenza (H5N8), Russia

OIE: Highly pathogenic avian influenza (H5N8), Russia
submited by kickingbird at Sep, 28, 2020 21:47 PM from OIE

Information received on 28/09/2020 from Dr Nikolay Vlasov, Deputy Head, Federal Service for Veterinary and Phytosanitary Surveillance , Ministry of Agriculture, Moscou, Russia

Summary

Report type	Follow-up report No. 5
Date of start of the event	11/08/2020
Date of confirmation of the event	13/08/2020
Report date	28/09/2020
Date submitted to OIE	28/09/2020
Reason for notification	Recurrence of a listed disease
Date of previous occurrence	20/05/2019
Manifestation of disease	Clinical disease
Causal agent	Highly pathogenic avian influenza virus
Serotype	H5N8
Nature of diagnosis	Clinical, Laboratory (basic), Laboratory (advanced)
This event pertains to	a defined zone within the country
Related reports	Immediate notification (25/08/2020) Follow-up report No. 1 (01/09/2020) Follow-up report No. 2 (03/09/2020) Follow-up report No. 3 (14/09/2020) Follow-up report No. 4 (21/09/2020) Follow-up report No. 5 (28/09/2020)

New outbreaks (4)

Outbreak 1

Kazennoe, Al抦enevsky, Kurganskaya Oblast

Date of start of the outbreak

16/09/2020

Outbreak status

Continuing (or date resolved not provided)

Epidemiological unit

Backyard

Affected animals

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	52	17	17

Outbreak 2

Rechnoe, Lebyazh抏vsky, Kurganskaya Oblast

Date of start of the outbreak

16/09/2020

Outbreak status

Continuing (or date resolved not provided)

Epidemiological unit

Backyard

Affected animals

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	540	220	220

Outbreak 3

Gladyshevo, Mishkinsky, Kurganskaya Oblast

Date of start of the outbreak

16/09/2020

Outbreak status

Continuing (or date resolved not provided)

Epidemiological unit

Backyard

Affected animals

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	35	35	35	0	0

Outbreak 4

Padun, Yurgamyshsky, Kurganskaya Oblast

Date of start of the outbreak

16/09/2020

Outbreak status

Continuing (or date resolved not provided)

Epidemiological unit

Backyard

Affected animals

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	64	64	64	0	0

Summary of outbreaks

Total outbreaks: 4

Total animals affected

Species	Susceptible	Cases	Deaths	Killed and disposed of	Slaughtered
Birds	691	336	336	0	0

Outbreak statistics

Species	Apparent morbidity rate	Apparent mortality rate	Apparent case fatality rate	Proportion susceptible animals lost*
Birds	48.63%	48.63%	100.00%	**

*Removed from the susceptible population through death, destruction and/or slaughter

**Not calculated because of missing information

Epidemiology

Source of the outbreak(s) or origin of infection	Unknown or inconclusive
Epidemiological comments	Restriction zones have been established and epidemiological investigations started. Culling and safe disposal of birds is in progress. Products derived from these birds have never been commercially traded.

Control measures

Measures applied

Movement control inside the country
Surveillance outside containment and/or protection zone
Surveillance within containment and/or protection zone
Screening
Traceability
Quarantine
Official destruction of animal products
Official disposal of carcasses, by-products and waste
Control of wildlife reservoirs
Selective killing and disposal
Zoning
Disinfection
Vaccination permitted (if a vaccine exists)
No treatment of affected animals

Measures to be applied

Stamping out

Diagnostic test results

Laboratory name and type	Species	Test	Test date	Result
Kurgabskaya Veterinary Laboratory (Local laboratory)	Birds	polymerase chain reaction (PCR)	21/09/2020	Positive

Future Reporting

The event is continuing. Weekly follow-up reports will be submitted.

See Also:

https://www.oie.int/wahis_2/public/wahid.php/Reviewreport/Review?page_refer=MapFullEventReport&reportid=35899

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