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Announcement
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California - Low pathogenic avian influenza H7N3 (poultry), Merced County, Merced (OIE, 03-17-2015)
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California - Low pathogenic avian influenza H7N3 (poultry), Merced County, Merced (OIE, 03-17-2015)
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"Safety and security don't just happen, they are the result of collective consensus and public investment. We owe our children, the most vulnerable citizens in our society, a life free of violence and fear."
-Nelson MandelaTags: None
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.../Low pathogenic avian influenza (poultry),
United States of AmericaInformation received on 24/03/2015 from Dr John Clifford, Deputy Administrator, Animal and Plant Health Inspection Service, United States Department of Agriculture, Washington, United States of America Summary
Report type Follow-up report No. 1 Date of start of the event 09/03/2015 Date of pre-confirmation of the event 10/03/2015 Report date 24/03/2015 Date submitted to OIE 24/03/2015 Reason for notification Reoccurrence of a listed disease Date of previous occurrence 17/09/2014 Manifestation of disease Sub-clinical infection Causal agent Low pathogenic avian influenza virus Serotype H7N3 Nature of diagnosis Laboratory (advanced) This event pertains to a defined zone within the country Related reports Immediate notification (17/03/2015)
Follow-up report No. 1 (24/03/2015)Outbreaks There are no new outbreaks in this report Epidemiology
Source of the outbreak(s) or origin of infection - Unknown or inconclusive
Epidemiological comments The USDA Animal Plant Health Inspection Service (APHIS) and the California Department of Food and Agriculture (CDFA) are conducting a comprehensive epidemiological investigation of this event. Epidemiological summary of the event as of 23 March 2015: ? Samples were confirmed positive for wild bird lineage North American H7N3 LPAI based upon full genome sequence obtained from virus isolate. ? All surveillance testing of commercial poultry farms located within a 10km control area has been negative for influenza A virus. ? Depopulation of the infected premises will begin this week. The epidemiological investigation and response to the event are continuing. Control measures
Measures applied - Quarantine
- Movement control inside the country
- Zoning
- Vaccination prohibited
- No treatment of affected animals
Measures to be applied - Stamping out
Diagnostic test results
Laboratory name and type Species Test Test date Result National Veterinary Services Laboratories (NVSL) (National laboratory) Birds virus isolation 14/03/2015 Positive National Veterinary Services Laboratories (NVSL) (National laboratory) Birds virus sequencing 18/03/2015 Positive Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
"Safety and security don't just happen, they are the result of collective consensus and public investment. We owe our children, the most vulnerable citizens in our society, a life free of violence and fear."
-Nelson Mandela
-
.../Low pathogenic avian influenza (poultry),
United States of AmericaInformation received on 01/04/2015 from Dr John Clifford, Deputy Administrator, Animal and Plant Health Inspection Service, United States Department of Agriculture, Washington, United States of America Summary
Report type Follow-up report No. 2 Date of start of the event 09/03/2015 Date of pre-confirmation of the event 10/03/2015 Report date 01/04/2015 Date submitted to OIE 01/04/2015 Reason for notification Reoccurrence of a listed disease Date of previous occurrence 17/09/2014 Manifestation of disease Sub-clinical infection Causal agent Low pathogenic avian influenza virus Serotype H7N3 Nature of diagnosis Laboratory (advanced) This event pertains to a defined zone within the country Related reports Immediate notification (17/03/2015)
Follow-up report No. 1 (24/03/2015)
Follow-up report No. 2 (01/04/2015)Outbreaks There are no new outbreaks in this report Epidemiology
Source of the outbreak(s) or origin of infection - Unknown or inconclusive
Epidemiological comments The USDA Animal Plant Health Inspection Service (APHIS) and the California Department of Food and Agriculture (CDFA) are conducting a comprehensive epidemiological investigation of this event. Epidemiological summary of the event as of 31 March 2015: ? Samples were confirmed positive for wild bird lineage North American H7N3 LPAI based upon full genome sequence obtained from virus isolate. ? All surveillance testing of commercial poultry farms located within a 10km control area has been negative for influenza A virus. ? Depopulation of the infected premises is in progress. The epidemiological investigation and response to the event are continuing. Control measures
Measures applied - Stamping out
- Quarantine
- Movement control inside the country
- Zoning
- Vaccination prohibited
- No treatment of affected animals
Measures to be applied - No other measures
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
"Safety and security don't just happen, they are the result of collective consensus and public investment. We owe our children, the most vulnerable citizens in our society, a life free of violence and fear."
-Nelson Mandela
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