Classical swine fever,
Information received on 19/10/2020 from Dr Geraldo Marcos De Moraes, Director, Departamento de Salud Animal e Insumos Pecuarios, Ministerio de Agricultura,Ganadería y Abastecimiento, Brasilia , Brazil
Report type Follow-up report No. 2
Date of start of the event 18/09/2020
Date of confirmation of the event 02/10/2020
Report date 19/10/2020
Date submitted to OIE 19/10/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 12/11/2019
Manifestation of disease Clinical disease
Causal agent Classical swine fever virus
Nature of diagnosis Clinical, Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (02/10/2020)
Follow-up report No. 1 (09/10/2020)
Follow-up report No. 2 (19/10/2020)
Follow-up report No. 3 (04/11/2020)
Follow-up report No. 4 (13/11/2020)
New outbreaks (1)
Outbreak 1 (22057060003) Luis Correia, Piaui
Date of start of the outbreak 28/09/2020
Outbreak status Resolved (21/10/2020)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 46 18 3 43 0
Affected population All pigs in the outbreak 22057060003 have been killed and disposed of.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 46 18 3 43 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Swine 39.13% 6.52% 16.67% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments Investigations continue in order to identify the origin and the epidemiological links. Stamping out control measure will be applied with disposal of animals present on the property. The State of Piauí is not part of the classical swine fever free zone and movement restrictions of animals and their by-products between the disease-free zone and the non-free zone are implemented.
Control measures
Measures applied
  • Disinfection
  • Zoning
  • Traceability
  • Surveillance within containment and/or protection zone
  • Surveillance outside containment and/or protection zone
  • Movement control inside the country
  • 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
Federal Agriculture and Livestock Laboratory of Minas Gerais (National laboratory) Swine real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 15/10/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations