Information received on 08/01/2021 from Dr Darius Remeika, Director of the State Food and Veterinary, State Food and Veterinary Service, Ministry of Agriculture, VILNIUS, Lithuania
Summary
Report type
Immediate notification
Date of start of the event
31/12/2020
Date of confirmation of the event
08/01/2021
Report date
08/01/2021
Date submitted to OIE
08/01/2021
Reason for notification
Recurrence of a listed disease
Date of previous occurrence
07/04/2017
Manifestation of disease
Clinical disease
Causal agent
Highly pathogenic avian influenza virus
Serotype
H5N8
Nature of diagnosis
Clinical, Laboratory (advanced)
This event pertains to
a defined zone within the country
New outbreaks (1)

Outbreak 1
Kaunas, Kaunas
Date of start of the outbreak
31/12/2020
Outbreak status
Resolved (08/01/2021)
Epidemiological unit
Backyard
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
27
22
22
5
0
Affected population
In a backyard with eight hens, nine turkeys, seven geese and three ducks, due to increased mortality three dead hens and one dead turkey were taken in the framework of the passive surveillance.
Summary of outbreaks
Total outbreaks: 1
Total animals affected
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Birds
27
22
22
5
0
Outbreak statistics
Species
Apparent morbidity rate
Apparent mortality rate
Apparent case fatality rate
Proportion susceptible animals lost*
Birds
81.48%
81.48%
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
Contact with wild species

Control measures
Measures applied
Movement control inside the country
Surveillance outside containment and/or protection zone
Surveillance within containment and/or protection zone
Screening
Stamping out
Control of wildlife reservoirs
Disinfection
Vaccination prohibited
No treatment of affected animals
Measures to be applied
No other measures
Diagnostic test results
Laboratory name and type
Species
Test
Test date
Result
National Food and Veterinary Risk Assessment Institute (Regional Reference Laboratory)
Birds
real-time reverse transcriptase/polymerase chain reaction (RRT-PCR)
08/01/2021
Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.