Classical swine fever,
Brazil
Information received on 08/10/2018 from Dr Figueiredo Marques Guilherme Henrique , Director, Departamento de Sa˙de Animal , MinistÚrio da Agricultura, Pecuaria e Abastecimento , Brasilia, Brazil
Summary
Report type Immediate notification
Date of start of the event 25/08/2018
Date of confirmation of the event 06/10/2018
Report date 07/10/2018
Date submitted to OIE 08/10/2018
Reason for notification Recurrence of a listed disease
Date of previous occurrence 20/08/2009
Manifestation of disease Clinical disease
Causal agent Classical swine fever virus
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (07/10/2018)
Follow-up report No. 1 (18/10/2018)
Follow-up report No. 2 (06/11/2018)
Follow-up report No. 3 (30/11/2018)
New outbreaks (1)
Outbreak 1 (23043500004) Forquilha, Ceara
Date of start of the outbreak 25/08/2018
Outbreak status Resolved (11/10/2018)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 132 116 112 20 0
Affected population Backyard-like farm. Population data was updated according to the follow-up investigations.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 132 116 112 20 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Swine 87.88% 84.85% 96.55% 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 The outbreak was detected within the framework of the actions for surveillance of syndromes of swine hemorrhagic diseases. Stamping out measures will be applied with disposal of the rest of the animals on the property. Investigations continue in the containment zone as well as in the surveillance zone established around the outbreak and in the properties with which a link has already been established. The state of Ceara is not part of the classical swine fever free zone and the outbreak is located more than 500 kilometers away from the limits of the free zone. There are already movement restrictions of animals and their byproducts between the disease free zone and the non-disease free zone.
Control measures
Measures applied
  • Movement control inside the country
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Traceability
  • Official destruction of animal products
  • Official disposal of carcasses, by-products and waste
  • Zoning
  • Disinfection
  • 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
Agriculture and Livestock National Laboratory, Minas Gerais (LANAGRO/MG) (National laboratory) Swine real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 06/10/2018 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations