Low pathogenic avian influenza (poultry),
Chile
Information received on 06/01/2017 from Dr Jose Ignacio Gómez Meza, Jefe de la División de Protección Pecuaria, Servicio Agrícola y Ganadero (SAG), Ministerio de Agricultura, Santiago, Chile
Summary
Report type Immediate notification
Date of start of the event 26/12/2016
Date of confirmation of the event 06/01/2017
Report date 06/01/2017
Date submitted to OIE 06/01/2017
Date event resolved 08/03/2017
Reason for notification First occurrence of a listed disease in the country
Causal agent Low pathogenic avian influenza virus
Serotype H7
Nature of diagnosis Clinical, Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (06/01/2017)
Follow-up report No. 1 (18/01/2017)
Follow-up report No. 2 (31/01/2017)
Follow-up report No. 3 (07/02/2017)
Follow-up report No. 4 (15/02/2017)
Follow-up report No. 5 (10/03/2017)
Follow-up report No. 6 (17/03/2017)
Follow-up report No. 7 (05/05/2017)
Follow-up report No. 8 (12/06/2017)
New outbreaks (1)
Outbreak 1 Las Palmas, Marga Marga, Valparaiso
Date of start of the outbreak 26/12/2016
Outbreak status Resolved (07/03/2017)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 344540 5534 5534 339006 0
Affected population The outbreak is contained to the farm Las Palmas which is composed of 8 sectors of turkeys for fattening.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 344540 5534 5534 339006 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 1.61% 1.61% 100.00% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments Stamping out has been applied to the entire susceptible population. The Official Veterinary Service of Chile maintains the whole production system under strict official control and additional monitoring and control measures have been implemented in the area adjacent to the outbreak.
Control measures
Measures applied
  • Disinfection
  • Traceability
  • Quarantine
  • Surveillance outside containment and/or protection zone
  • Stamping out
  • Surveillance within containment and/or protection zone
  • Control of wildlife reservoirs
  • 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
Official Laboratory Lo Aguirre (National laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 30/12/2016 Positive
National Veterinary Services Laboratory (NVSL), United States of America (OIE Reference Laboratory) Birds virus sequencing 06/01/2017 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations