African swine fever,
Philippines
Information received on 09/09/2019 from Dr Enrico Garzon, Assistant Secretary for Livestock, Bureau of Animal Industry, Department of Agriculture, Quezon City, Philippines
Summary
Report type Immediate notification
Date of start of the event 25/07/2019
Date of confirmation of the event 30/08/2019
Report date 09/09/2019
Date submitted to OIE 09/09/2019
Reason for notification First occurrence of a listed disease in the country
Causal agent African swine fever virus
Nature of diagnosis Clinical, Laboratory (advanced), Necropsy
This event pertains to a defined zone within the country
Related reports Immediate notification (09/09/2019)
Follow-up report No. 1 (30/10/2019)
Follow-up report No. 2 (04/11/2019)
Follow-up report No. 3 (27/01/2020)
Follow-up report No. 4 (28/01/2020)
Follow-up report No. 5 (29/01/2020)
Follow-up report No. 6 (30/01/2020)
Follow-up report No. 7 (12/02/2020)
Follow-up report No. 8 (26/03/2020)
Follow-up report No. 9 (11/05/2020)
Follow-up report No. 10 (26/06/2020)
Follow-up report No. 11 (21/09/2020)
Follow-up report No. 12 (24/09/2020)
New outbreaks (7)
Outbreak cluster 1 Province of Rizal, San Jose, San Isidro, Macabud, Geronimo, San Rafael, Mascap, Cupang, Rodriguez and Antipolo, Rizal (7 outbreaks)
Date of start of the outbreak 25/07/2019
Outbreak status Resolved (31/12/2019)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 7941 536 525 7416 0
Affected population Mostly backyard farms.
Summary of outbreaks Total outbreaks: 7
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Swine 7941 536 525 7416 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Swine 6.75% 6.61% 97.95% 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
  • Illegal movement of animals
  • Swill feeding
  • Fomites (humans, vehicles, feed, etc.)
Epidemiological comments Suspected swill feeding, then spread through illegal movement of already sick pigs that were being sold at a lower price.
Control measures
Measures applied
  • Movement control inside the country
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Screening
  • Quarantine
  • Official destruction of animal products
  • Official disposal of carcasses, by-products and waste
  • Stamping out
  • Zoning
  • Disinfection
  • Ante and post-mortem inspections
  • Vaccination permitted (if a vaccine exists)
  • No treatment of affected animals
Measures to be applied
  • Traceability
Diagnostic test results
Laboratory name and type Species Test Test date Result
Animal Disease Diagnostic and Reference Laboratory (ADDRL) (National laboratory) Swine real-time PCR 16/08/2019 Positive
The Pirbright Institute (OIE Reference Laboratory) Swine real-time PCR 30/08/2019 Positive
The Pirbright Institute (OIE Reference Laboratory) Swine virus isolation Pending
The Pirbright Institute (OIE Reference Laboratory) Swine virus sequencing Pending
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations