Highly pathogenic avian influenza,
France
Information received on 21/12/2016 from Dr Loic Evain, Directeur Général adjoint, CVO, Direction générale de l'alimentation, Ministère de l'Agriculture et de l'Alimentation, Paris, France
Summary
Report type Follow-up report No. 10
Date of start of the event 25/11/2016
Date of confirmation of the event 01/12/2016
Report date 21/12/2016
Date submitted to OIE 21/12/2016
Date event resolved 27/07/2017
Reason for notification New strain of a listed disease
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
Related reports Immediate notification (02/12/2016)
Follow-up report No. 1 (02/12/2016)
Follow-up report No. 2 (05/12/2016)
Follow-up report No. 3 (08/12/2016)
Follow-up report No. 4 (09/12/2016)
Follow-up report No. 5 (12/12/2016)
Follow-up report No. 6 (15/12/2016)
Follow-up report No. 7 (16/12/2016)
Follow-up report No. 8 (19/12/2016)
Follow-up report No. 9 (20/12/2016)
Follow-up report No. 10 (21/12/2016)
Follow-up report No. 11 (21/12/2016)
Follow-up report No. 12 (22/12/2016)
Follow-up report No. 13 (23/12/2016)
Follow-up report No. 14 (23/12/2016)
Follow-up report No. 15 (26/12/2016)
Follow-up report No. 16 (30/12/2016)
Follow-up report No. 17 (09/01/2017)
Follow-up report No. 18 (13/01/2017)
Follow-up report No. 19 (20/01/2017)
Follow-up report No. 20 (27/01/2017)
Follow-up report No. 21 (03/02/2017)
Follow-up report No. 22 (10/02/2017)
Follow-up report No. 23 (17/02/2017)
Follow-up report No. 24 (24/02/2017)
Follow-up report No. 25 (03/03/2017)
Follow-up report No. 26 (10/03/2017)
Follow-up report No. 27 (17/03/2017)
Follow-up report No. 28 (28/03/2017)
Follow-up report No. 29 (03/04/2017)
Follow-up report No. 30 (04/04/2017)
Follow-up report No. 31 (19/04/2017)
Follow-up report No. 32 (05/07/2017)
Follow-up report No. 33 (18/10/2017)
New outbreaks (5)
Outbreak 1 (38) SAINT MEDARD, SAINT MEDARD, Gers
Date of start of the outbreak 16/12/2016
Outbreak status Resolved (21/12/2016)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 8800 0 8800 0
Affected population Mortality episode in a farm with 8800 ducks located within the protection zone.
Outbreak 2 (39) BARCELONE DU GERS, BARCELONE DU GERS, Gers
Date of start of the outbreak 17/12/2016
Outbreak status Resolved (21/12/2016)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds
Affected population Samples taken in the framework of a clinical suspicion in a ducks farm located within the surveillance zone; epidemiologically linked with the outbreak in Eauze.
Outbreak 3 (40) LAUJUZAN, LAUJUZAN, Gers
Date of start of the outbreak 17/12/2016
Outbreak status Resolved (20/12/2016)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 1640 561 1079 0
Affected population Mortality episode in a farm with 1640 ducks located within the surveillance zone. The animals will be destroyed on 22 December 2016.
Outbreak 4 (41) LAUJUZAN, LAUJUZAN, Gers
Date of start of the outbreak 18/12/2016
Outbreak status Resolved (22/12/2016)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds
Affected population Samples taken within the framework of the analytical surveillance in a ducks farm located within the protection zone.
Outbreak 5 (42) BARS, BARS, Gers
Date of start of the outbreak 18/12/2016
Outbreak status Resolved (22/12/2016)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 5900 5900 0
Affected population Mortality episode in a farm with 5900 ducks located within the surveillance zone. The animals will be destroyed on 22 December 2016.
Summary of outbreaks Total outbreaks: 5
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 16340 ** 561 15779 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds ** ** ** **
*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 A 3-km protection zone and a 10-km surveillance zone were implemented around the affected farms. The epidemiological links are being investigated.
Control measures
Measures applied
  • Screening
  • Disinfection / Disinfestation
  • Traceability
  • Surveillance outside containment and/or protection zone
  • Stamping out
  • Official disposal of carcasses, by-products and waste
  • 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 Reference National Laboratory for avian influenza, Ploufragan (National laboratory) Birds nucleotide sequencing 11/12/2016 Positive
ANSES Reference National Laboratory for avian influenza, Ploufragan (National laboratory) Birds nucleotide sequencing 14/12/2016 Positive
ANSES Reference National Laboratory for avian influenza, Ploufragan (National laboratory) Birds nucleotide sequencing 15/12/2016 Positive
ANSES Reference National Laboratory for avian influenza, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 11/12/2016 Positive
ANSES Reference National Laboratory for avian influenza, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 14/12/2016 Positive
ANSES Reference National Laboratory for avian influenza, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 15/12/2016 Positive
ANSES Reference National Laboratory for avian influenza, Ploufragan (National laboratory) Birds nucleotide sequencing 04/12/2016 Positive
ANSES Reference National Laboratory for avian influenza, Ploufragan (National laboratory) Birds nucleotide sequencing 19/12/2016 Positive
ANSES Reference National Laboratory for avian influenza, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 04/12/2016 Positive
ANSES Reference National Laboratory for avian influenza, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 19/12/2016 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations