France - 1 new outbreak of low pathogenic avian influenza H5N1 in breeding turkeys on farm in Notre Dame du P?, Sarthe (OIE, March 30, 2018)

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Low pathogenic avian influenza (poultry), France

Information received on 30/03/2018 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 Immediate notification Date of start of the event 22/03/2018 Date of confirmation of the event 27/03/2018 Report date 30/03/2018 Date submitted to OIE 30/03/2018 Reason for notification Recurrence of a listed disease Date of previous occurrence 27/04/2017 Manifestation of disease Clinical disease Causal agent Low pathogenic avian influenza virus Serotype H5N1 Nature of diagnosis Laboratory (advanced) This event pertains to the whole country

New outbreaks (1)

Outbreak 1 (59) Notre Dame du P?, Notre Dame du P?, Sarthe Date of start of the outbreak 22/03/2018 Outbreak status Resolved (28/03/2018) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 8897 0 8897 0 Affected population Suspicion based on a very light symptomatology (the laying phase did not start; prostration) in breeding turkeys ready for laying. The reference national laboratory confirmed the presence of low pathogenic H5N1 virus on March 27th, 2018. All the animals were killed and destroyed on March 27th and 28th, 2018.

Summary of outbreaks Total outbreaks: 1 Total animals affected Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 8897 ** 0 8897 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 Screening Traceability Stamping out 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 Reference national laboratory, Ploufragan (National laboratory) Birds nucleotide sequencing 27/03/2018 Positive ANSES Reference national laboratory, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 27/03/2018 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=26339