Lithuania - 1 new outbreak of highly pathogenic influenza H5N8 in a swan found dead in Kaunas city (OIE, March 16, 2017)

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Highly pathogenic influenza A viruses (infection with) (non-poultry including wild birds), Lithuania

Information received on 16/03/2017 from Dr Vidmantas Paulauskas, Deputy Director, State Food and Veterinary Service, DGA openRR, VILNIUS, Lithuania

Summary Report type Follow-up report No. 2 Date of start of the event 27/02/2017 Date of confirmation of the event 27/02/2017 Report date 16/03/2017 Date submitted to OIE 16/03/2017 Reason for notification First occurrence of a listed disease in the country Causal agent Highly pathogenic influenza A virus Serotype H5N8 Nature of diagnosis Laboratory (basic), Laboratory (advanced) This event pertains to the whole country Related reports Immediate notification (27/02/2017) Follow-up report No. 1 (03/03/2017) Follow-up report No. 2 (16/03/2017)

New outbreaks (1)

Outbreak 1 Kaunas city, KAUNAS Date of start of the outbreak 11/03/2017 Outbreak status Resolved (11/03/2017) Epidemiological unit Other Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Mute Swan:Cygnus olor(Anatidae) 1 1 0 0 Affected population In Kaunas city, at the bank of river Nemunas, one mute swan (Cygnus olor) has been found dead.

Summary of outbreaks Total outbreaks: 1 Total animals affected Species Susceptible Cases Deaths Destroyed Slaughtered Mute Swan:Cygnus olor(Anatidae) 1 1 0 0 Outbreak statistics Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost* Mute Swan:Cygnus olor(Anatidae) ** ** 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 Contact with infected animal(s) at grazing/watering

Control measures Measures applied Surveillance outside containment and/or protection zone Official disposal of carcasses, by-products and waste Surveillance within containment and/or protection zone Control of wildlife reservoirs Vaccination permitted (if a vaccine exists) 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 (National laboratory) Mute Swan real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 11/03/2017 Positive

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

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