OIE: Low pathogenic avian influenza (poultry)(H5N3), France


Summary

Report type Follow-up report No. 10
Date of start of the event 06/12/2015
Date of confirmation of the event 10/12/2015
Report date 14/04/2017
Date submitted to OIE 14/04/2017
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)




New outbreaks (3)



Outbreak 1 (28) SAINT GELAIS, SAINT GELAIS, DEUX-S萔RES
Date of start of the outbreak 29/03/2017
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds

Affected population Samples taken in prevision of a movement ouf of a zone. Low pathogenic H5N3 virus was identified by the Reference national laboratory.



Outbreak 2 (29) BOUDY DE BEAUREGARD, BOUDY DE BEAUREGARD, LOT-ET-GARONNE
Date of start of the outbreak 30/03/2017
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 10000

Affected population Samples taken in a duck farm in the framework of the lifting of a surveillance zone. Low pathogenic H5N3 virus was identified by the Reference national laboratory.



Outbreak 3 (30) SAMAZAN, SAMAZAN, LOT-ET-GARONNE
Date of start of the outbreak 30/03/2017
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 6750

Affected population Samples taken in a duck farm in prevision of a movement out of a surveillance zone. Low pathogenic H5N3 virus was identified by the Reference national laboratory.



Summary of outbreaks Total outbreaks: 3
Total animals affected
Species Susceptible Cases Deaths Destroyed Slaughtered
Birds 16750 **

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




Control measures

Measures applied Movement control inside the country
Screening
Disinfection / Disinfestation
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 Reference National Laboratory for Avian Influenza, Ploufragan (National laboratory) Birds nucleotide sequencing 02/02/2017 Positive
ANSES Reference National Laboratory for Avian Influenza, Ploufragan (National laboratory) Birds nucleotide sequencing 26/02/2017 Positive
ANSES Reference National Laboratory for Avian Influenza, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 02/02/2017 Positive
ANSES Reference National Laboratory for Avian Influenza, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 26/02/2017 Positive
ANSES Reference National Laboratory for Avian Influenza, Ploufragan (National laboratory) Birds nucleotide sequencing 24/02/2017 Positive
ANSES Reference National Laboratory for Avian Influenza, Ploufragan (National laboratory) Birds nucleotide sequencing 31/03/2017 Positive
ANSES Reference National Laboratory for Avian Influenza, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 24/02/2017 Positive
ANSES Reference National Laboratory for Avian Influenza, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 31/03/2017 Positive


Future Reporting

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