France - 1 new outbreak of low pathogenic avian influenza H5N3 in birds on farm, Monbahus, Lot-et-Garonne (OIE, April 23, 2018)

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Low pathogenic avian influenza (poultry), France

Information received on 23/04/2018 from Dr Loic Evain, Directeur G?n?ral adjoint, CVO, Direction g?n?rale de l'alimentation, Minist?re de l'Agriculture et de l'Alimentation, Paris, France

Summary Report type Follow-up report No. 21 Date of start of the event 06/12/2015 Date of confirmation of the event 10/12/2015 Report date 23/04/2018 Date submitted to OIE 23/04/2018 Reason for notification New strain of a listed disease Manifestation of disease Sub-clinical infection Causal agent Low pathogenic avian influenza virus Serotype H5N3 Nature of diagnosis Laboratory (advanced) This event pertains to a defined zone within the country Related reports Immediate notification (15/12/2015) Follow-up report No. 1 (22/01/2016) Follow-up report No. 2 (01/04/2016) Follow-up report No. 3 (11/08/2016) Follow-up report No. 4 (11/08/2016) Follow-up report No. 5 (15/09/2016) Follow-up report No. 6 (10/10/2016) Follow-up report No. 7 (26/12/2016) Follow-up report No. 8 (03/02/2017) Follow-up report No. 9 (03/03/2017) Follow-up report No. 10 (14/04/2017) Follow-up report No. 11 (08/06/2017) Follow-up report No. 12 (26/09/2017) Follow-up report No. 13 (04/12/2017) Follow-up report No. 14 (11/12/2017) Follow-up report No. 15 (19/01/2018) Follow-up report No. 16 (05/02/2018) Follow-up report No. 17 (09/02/2018) Follow-up report No. 18 (21/02/2018) Follow-up report No. 19 (09/03/2018) Follow-up report No. 20 (19/03/2018) Follow-up report No. 21 (23/04/2018)

New outbreaks (1)

Outbreak 1 (60) MONBAHUS, MONBAHUS, Lot-Et-Garonne Date of start of the outbreak 17/04/2018 Outbreak status Resolved (19/04/2018) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 12240 0 12240 0 Affected population Samples taken in the framework of the repopulation of a previous outbreak site. The national reference laboratory confirmed the presence of low pathogenic H5N3 virus on April 19th, 2018. The 12,240 ducks ready for gavage of the farm were killed and disposed of on April 19th, 2018.

Summary of outbreaks Total outbreaks: 1 Total animals affected Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 12240 ** 0 12240 0 Outbreak statistics Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost* Birds ** 0.00% ** 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 Epidemiological investigation ongoing.

Control measures Measures applied Movement control inside the country Screening Traceability Stamping out Surveillance within containment and/or protection zone Zoning 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 ANSES national reference laboratory for avian influenza, Ploufragan (National laboratory) Birds nucleotide sequencing 19/04/2018 Positive ANSES national reference laboratory for avian influenza, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 19/04/2018 Positive

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

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http://www.oie.int/wahis_2/public/wahid.php/Reviewreport/Review?page_refer=MapFullEventReport&reportid=26489